MIS Biomarker Field Manual (English)

Survival, Water, Medical Field Manuals

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MAY 17, 2024 


BIOMARKER MANUAL: 


Training Program for Measuring and 
Testing for Biomarkers 


[DOCUMENT SUBTITLE] 


The DHS Program is a five-year project to assist institutions in collecting and analyzing necessary data 
to plan, monitor, and evaluate population, health, and nutrition programs. The DHS Program is funded 
by the U.S. Agency for International Development (USAID). The project is implemented by ICF in 
Rockville, Maryland USA, in partnership with the Johns Hopkins Bloomberg School of Public 
Health/Center for Communication Programs, PATH (formerly, the Program for Appropriate Technology 
in Health), Avenir Health, Blue Raster, and EnCompass, IFORD, and AFIDEP. 


The main objectives of The DHS Program are to: 1) provide improved information through appropriate 
data collection, analysis, and evaluation; 2) improve coordination and partnerships in data collection at 
the international and country levels; 3) increase host-country institutionalization of data collection 
capacity; 4) improve data collection and analysis tools and methodologies; and 5) improve the 
dissemination and utilization of data. 


Information about The DHS Program may be obtained from ICF, 530 Gaither Road, Suite 500, Rockville, 
MD 20850, USA; Telephone: +1-301-407-6500; Fax: +1-301-407-6501; E-mail: [email protected]; 
Internet: http:/Awww.dhsprogram.com. 


Contents 


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1.F. Overview of tests in an MIS and the biomarker technician’s role .........eccseesseeeeeeeeeeeeeeeaeeteneeeeees 3 
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2.C. Verifying information for eligible CHIEN ............ccccsesscccececessesseaeceeecseeeseseeaeeeeeeesesseseaeeeeeeeseesees 9 
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3.B. Materials and supplies for performing finger or heel Prick ..........c:cccccccssssssssccecececessessstseeeeeeens 17 
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3.E. Collecting the blood from a finger Prick............ccccsscccccceesssessaecececesseseaeseceeecessesseaeaeeeeseessessaaeees 21 
3.F. Obtaining capillary blood from a Child’S Neel ...........cccccccsssssssecececeesesesneseceeecesseseaeeeeeesessseseeaeees 27 
3.G. Precautions to observe when collecting bDlIOOd SAMPIes .............:cssssccececessesesseeeeeeeeesseseneeeeeesens 29 
3.H. GOO blood collection Practices ..........ccssccccccecsssesssseceeecsceeseceeaeeececesseseeaesecesecssseseaaeaeeeesesesessaaees 30 

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4.B. 


4.C. 
4.D. 
4.E. 
4.F. 
4.G. 
4.H. 
Al. 
4.J. 
Chapter 5. 
5.A. 
5.B. 
5.C. 
5.D. 
Chapter 6. 
6.A. 
6.B. 
6.C. 


Materials and supplies for preparing, storing and transporting blood SMeaIS...........:::ssccceeeees 34 


Handling and storage of SD Bioline P.f rapid diagnostic test (RDT) kit ......... ccc ccccesseeeeeseeees 36 
Determine eligibility and obtain informed consent for malaria testing.............cccccscsssssseeeeeees 37 
Steps in performing Malaria testing ............ccccccecsssscecececessesssaeeececesseseeseeeescessesesaeaeeeeseessesseaeees 39 
Interpreting the results of SD Bioline P.f RDT ...........ccccccssccccecessessssececeeeceseeseaeseeeeeeesseseseaeeeesens 44 
Treatment protocol for malaria positive CHIEN ..........ccccccccccsesssssceeeeecessesssneseeeescessessstsaeeeeeens 45 
Storage and transport of thick DIOOd SMEAIS .........cccccccesessesssseeececeseesenseaeceeecesseseaeseeeeesessesseaeess 46 
Precautions to take during Malaria testing ............cccccessssecccecessesssseaeceeeceseeseaeseeeeseessessaeaeeeesens 48 

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Chapter |. INTRODUCTION AND OVERVIEW 


1.A. About this manual 


This manual is used as part of the Training Program for Measuring and Testing for Biomarkers, 
and provides the core content needed to acquire the following skills during the training: 


e How to identify eligible respondents in households for biomarker measurement 
e How to obtain informed consent from parents/responsible adults for children 

e How to complete the Biomarker Questionnaire 

e How to perform capillary blood collection on children 


e How to select the appropriate equipment; collect samples; conduct tests and record, 
report, and document results for the following, as needed: 


= Rapid diagnostic tests (RDTs) [and microscopy] for malaria 
= Demonstrate appropriate universal safety precautions 
= Demonstrate appropriate disposal of bionazardous waste 


1.B. About this training program 


Biomarker measurements can serve as diagnostic tools to identify diseases or conditions in their 
early stages and can be used as surveillance tools to track changes in disease patterns or to 
evaluate intervention programs. In population-based surveys, biomarkers help assess the 
prevalence or occurrence of diseases or conditions in a population; they can also be used at a 
macro level to measure the long-term effect of policies and programs. In The Demographic and 
Health Surveys (DHS) Program, biomarkers are measured to estimate the prevalence of specific 
diseases and health conditions at the population level. 


This training program is designed to equip biomarker technicians with skills and techniques to 
efficiently and effectively measure and test biomarkers in field conditions, and accurately record 
and report the results as part of the survey process. In addition, this training program will equip 
biomarker technicians to collect, process, and package biological specimens for transport to a 
laboratory for testing. 


1.C. Training program structure 


In combination with classroom instruction and practical experience, this manual will be used to 
teach you how to collect blood samples and conduct basic tests to measure biomarkers for the 
[YEAR] [COUNTRY] Malaria Indicator Survey (MIS). Before each training session, you should 
study this manual and the Biomarker Questionnaire carefully. You are encouraged to ask 
questions during training and to discuss problems encountered to avoid making mistakes during 
fieldwork. Training consists of the following phases: 


e Phase I. The chapters of this manual are reviewed in a classroom setting where you learn 


1 


how to identify eligible children; record biomarker measurements or test results in the 
Biomarker Questionnaire or on appropriate field forms; and handle technical procedures 
involved in blood collection, testing, [storage and transportation of smears], and other 
related instructions. You observe the trainers demonstrating the skills. Then, you will have 
the opportunity to practice the procedures, with other trainees, which will include finger 
pricks for blood collection. 


e Phase II. You will visit a health facility and practice measuring biomarkers from children 
with the consent of their parent or responsible adult. 


e Phase Ill. You will be assigned to a survey trainee team in the field where you will measure 
biomarkers from eligible children exactly as you would during the survey. Households that 
are visited will be in clusters that are not part of the survey sample. 


At the end of the training, your overall performance will be assessed, and the top performers will 
be selected to work in the survey. 


Your training does not end at the start of fieldwork. Rather, it is a continuous process. Your team 
supervisor and the [COUNTRY] MIS coordinators will play important roles in continuing your 
training and in ensuring the quality of data you collect throughout the survey. They will: 


e Observe your fieldwork activities periodically to ensure that you are conducting yourself 
professionally, obtaining informed consent from respondents, and following the sample 
collection and biomarker measurement protocol correctly 


e Spot check that you visited the correct households and collected blood samples and 
measured biomarkers only from eligible respondents; 


e Collect blood specimens for transport to the laboratory and consolidate the field record 
forms; and 


e Meet with you regularly to discuss your performance and assign future work assignments. 


Note: A biomarker technician who is not performing at the level necessary to produce the high- 
quality data required for a successful [COUNTRY] MIS may be released from service. 


I1.D. Overview of the survey 


The [YEAR, COUNTRY] MIS is a nationally representative household survey to be conducted 
during high malaria transmission seasons to measure a wide range of internationally recognized 
malaria indicators to include: 


e Household ownership of insecticide-treated mosquito nets and their use, especially by 
children under age five years and pregnant women; 


e Intermittent preventive treatment against malaria during pregnancy; 
e The type and timing of treatment of high fever in children under age five years; 


e Diagnostic blood testing of children under five for malaria 


The survey gathers background information on the characteristics of household members such 
as age and sex as well as information about households including access to electricity, source of 
drinking water, and ownership of assets such as radios, vehicles, and farm animals. 


The [YEAR] XMIS is the [NUMBER] MIS survey conducted in [COUNTRY] following [INSERT 
PREVIOUS MALARIA INDICATOR SURVEYS AND YEAR]. The [YEAR] XMIS will include 
malaria RDT [and thick blood smears]. Results from this survey will produce population-based 
estimates of malaria prevalence among children age 6-59 months. 


1.E. Overview of biomarker measurement 


A biomarker may be thought of as a characteristic that can be independently measured and 
evaluated as an indicator of normal biologic processes, pathogenic processes, or pharmacologic 
response to a therapeutic intervention’. Biomarker measurements can serve as diagnostic tools 
to identify diseases in their early stages and can be used as surveillance tools to track changes 
in disease patterns or to evaluate intervention programs. In population-based surveys, biomarkers 
help assess the prevalence or occurrence of diseases or conditions and can also be used at a 
macro level to measure the long-term effect of policies and programs. In the MIS, biomarkers are 
measured to report levels of malaria on a population level. Specific to the [YEAR] XMIS, the 
following biomarkers will be measured and/or collected: malaria RDT [and thick smears]. This 
training manual will discuss the proper biomarker testing and/or collection techniques and how to 
appropriately record test results in the biomarker questionnaire, and the malaria brochure or 
severe malaria referrals if needed. 


Biomarkers measured in the [YEAR] XMIS and what they are used for: 


Biomarker Purpose 
Histidine-Rich Protein II (HRP-I) Estimate the prevalence of malaria 
Malaria parasite Estimate the prevalence of malaria 


1.F. Overview of tests in an MIS and the biomarker technician’s role 


Malaria is a vector borne infection. Malaria parasites are transmitted into a susceptible host 
through the bite of a mosquito. Malaria is a major cause of illness and death especially among 
children under 5 years, pregnant women and immunocompromised individuals (WHO, 2017). 
[PROVIDE COUNTRY STATS ON MALARIA] 


Children age 6-59 months in the XMIS will be eligible for malaria testing. 


1 Biomarker Definitions Working Group, National Institutes of Health, 2001 


Rapid diagnostic testing (RDT) 


Capillary blood from a finger or heel prick will be used for malaria testing. A malaria RDT will be 
performed in the household to test the child’s malaria status. If the malaria RDT is positive, the 
child will be further screened to determine if he/she has symptoms of severe malaria. Children 
with symptoms of severe malaria will be referred to a health facility for immediate attention. 
Malaria medication will be provided in the household to children eligible for treatment. The 
biomarker technician will provide all households with an informational malaria pamphlet. 


Preparation of thick blood smear for microscopy 


A thick blood smear will be prepared in the household and transported to the central laboratory 
for the detection of malaria parasites by microscopy, the current gold standard method. 


1.G. Social media policy 


The use of social media and other digital media is now common and continues to grow in 
popularity. Platforms and applications including blogs, social networking sites (such as Twitter or 
Facebook), video streaming sites (such as YouTube), and digital messaging applications 
(WhatsApp), have made it easy for anyone to reach a wide audience very quickly. Public and 
private companies and their staff also use these platforms and sites to share work experiences, 
images, or videos taken in the workplace, or to seek professional advice from colleagues or 
friends. However, in the XMIS, the use of social media may break the promise we make to our 
respondents to maintain their privacy and keep all information confidential. The XMIS has also 
made a promise to the ICF Institutional Review Board and the [COUNTRY] Institutional Review 
Board to maintain anonymity of all survey respondents. 


To fulfil our promise to all survey respondents to maintain strict confidentiality, all fieldworkers are 
obligated to follow these rules: 


Social media rules for maintaining confidentiality of survey respondents 


1. Survey staff have an ethical obligation to always maintain respondent privacy and 
confidentiality. 


2. Limiting access to social media postings by using privacy settings is not enough to ensure 
privacy or maintain the confidentiality of respondents. 


3. | Do not transmit any respondent-related image or video that includes the respondent, 
respondent household members, or their homes, through any social media platform. 


4. Do not identify respondents, enumeration areas, or clusters by name through any social 
media platform. Do not post any information that may lead to the identification of a 
respondent or an enumeration area. 


5. Do not take any photos or videos of respondents or their homes — not even if the 


respondent gives permission — on personal mobile devices - including mobile phones, 
tablets, and cameras. 


6. Turn off or disable geolocation or geotagging permissions in social media applications on 
personal mobile devices while conducting fieldwork. 


7. | Consult with a supervisor before making any work-related postings. 


8. Promptly report any violations of privacy or confidentiality. 


What is geolocation and geotagging? 


Geolocation or geotagging refers to identifying an object (for example a photo) by its location. 
Many social media platforms, including Twitter and Facebook, now include geolocation or 
geotagging, so users can add location information to their messages. The location information 
can be a broad location such as a city or village, or a precise location with the exact latitude and 
longitude of the location from which a message was sent. A fieldworker who posts a geolocated 
or geotagged social media message from the field violates confidentiality by disclosing the 
location of the cluster. 


Geolocation or geotagging in social media applications may also have security implications. In 
security-risk countries, where fieldwork must undergo stringent protocols to protect field teams, it 
is imperative that survey-related staff disable geolocation from their personal devices to not give 
away secure locations. 


Common Misunderstandings of Social Media 


Misuse of social media is often unintentional and the result of misunderstandings of how social 
media platforms function. Many factors may contribute to survey-related staff inadvertently 
violating survey respondent privacy and confidentiality while using social media. 


Test your knowledge: 
TRUE or FALSE? 


Q 1. A communication or post is private and can only be seen by the intended recipient. True or 
False? 


FALSE. Why? Once you send or post something, it can be sent by someone else to others, 
without you knowing. 


Q 2. You can always delete posted content and make it “go away”. True or False? 


FALSE. Why? What happens on the Internet, stays on the Internet. 


Chapter 2. GENERAL PROCEDURES FOR COMPLETING THE 
PAPER QUESTIONNAIRE 


Learning objective 


e Confirm the eligibility of respondents for biomarker collection 

e Understand the elements of informed consent 

e Know the structure and content of the Biomarker Questionnaire 

e This part of the training manual is designed to familiarize you with the [COUNTRY] MIS 
paper questionnaire that you will use for field data collection 


2.A. Introduction 


This chapter describes the [subsample of households selected for biomarker collection,] 
requirements for eligibility and informed consent. To collect the information needed by the 
[COUNTRY] MIS, you must understand how to ask each question, what information the question 
is attempting to collect, and how to handle problems that might arise during the interview. You 
must also know how to correctly record the answers the respondent gives and how to follow 
special instructions in the questionnaire. 


2.B. Identifying respondents eligible for Biomarker Questionnaire 
Eligible respondents 


[Not all households are eligible for biomarker measurement and testing.] There are [NUMBER] 
households per cluster, [half of which were selected for biomarker collection.] This means you 
as a biomarker technician will visit [NUMBER] households per cluster for biomarker collection.] 


The hierarchy below summarizes which households are eligible for biomarker collection. 


All Households (HHs) 
n = [number] HHs 


All Selected for Biomarkers 
n= [number] HHs 


Malaria RDT: Children 6-59 months 
{Malaria microscopy: Children 6-59 months] 


Adjust the image and all related content to reflect the survey. Once completed, copy and 
past into the Introduction and Overview Chapter and Questionnaire PPT. 


Not everyone in a household is eligible for biomarker measurement. Within selected households, 
those eligible for biomarker measurement and testing are: children age 6 — 59 months (4 years) 
who are usual household residents or visitors who have stayed in the house the night before the 
household interview took place. 


Groups eligible for biomarker measurement Malaria 


Children age 6 months—4 years 


Obtaining Eligibility from Computer Assisted Personal Interviewing (CAPI) 


The Household Questionnaire and Individual Questionnaires use computer assisted personal 
interviewing (CAPI) for face-to-face interviews. However, the Biomarker Questionnaire is still 
completed on paper. This means that the interviewer will need to transfer the list of eligible 
children from the report generated by the CAPI system using information collected in the 
Household Questionnaire to the Biomarker Questionnaire. Only then will the biomarker technician 
be able to start the process of identifying eligible respondents, obtaining informed consent, 
collecting a blood sample and testing for biomarkers. 


On the cover page of the Biomarker Questionnaire, the interviewer will record all the information 
required to identify the household. When you receive a Biomarker Questionnaire, the interviewer 
should have already recorded the following into the identification box: 


e Place Name 

e Name of Household Head 
e Cluster Number 

e Household Number 


You will notice that for both the Cluster Number and Household Number four boxes are provided. 
When a number has fewer digits than the number of boxes provided, the leading zeros should be 
filled in. For example, if the cluster number is 1 and household number 3, this information should 
be recorded on the cover page (by the interviewer) as cluster number 0001 and household 
number 0003. 


IDENTIFICATION (1) 


PLACE NAME __ Fill with appropriate place name 


NAME OF HOUSEHOLD HEAD Fill with appropriate name 


CLUSTER NUMBER 10 | 0] 1 


HOUSEHOLD NUMBER [0/0 | 0]3 | 


Using the CAPI function to list those eligible for individual interviews and biomarkers, the 
interviewer will record the number of respondents in the household potentially eligible for 
biomarker collection. An example of a list is shown below: 


CLUSTER: 9001 HOUSEHOLD: 9003 
Name of household head: GENEVIEVE DUPUIS 


Children Eligible for Biomarker Collection 


Line Sex Age Name 


@2 2 02 JULIA FLEURET 
04 1 04 = MATT TURBYFILL 


Check the cover page of the Biomarker Questionnaire to identify the number of children who are 
potentially eligible for biomarker collection. This information can be found under “Fieldworker 
Visits.” 


[FIELOWORKER] VISITS 


DATE 


(FIELOWORKER'S) K Where to find the 


NEXT WerT, OATE — number of eligible 
children 


TOTAL ELIGIBLE 
CHILOREN 


2.C. Verifying information for eligible children 


Check each page of the Biomarker Questionnaire; individual children are listed on separate 
pages. Verify that the interviewer has completed Qs. 102-106 for each eligible child. If this section 
is incomplete, return the questionnaire to the interviewer to fill in Q. 102-106 for each eligible child. 


MALARIA TESTING FOR CHILDREN AGE 6 MONTHS TO 4 YEARS 
CHECK CAPI OUTPUT FOR "LIST ELIGIBLE INDIVIDUALS/BIOMARKERS"™. RECORD THE LINE NUMBER AND NAME 


FOR ALL ELIGIBLE CHILDREN AGE 0-5 YEARS IN QUESTION 102 ON THIS PAGE AND SUBSEQUENT PAGES 
STARTING WITH THE FIRST ONE LISTED. IF MORE THAN THREE CHILDREN, USE ADDITIONAL QUESTIONNAIRE(S). 


CHILD 1 


CHECK CAPI OUTPUT AND RECORD NAME AND LINE NUMBER OF CHILD. NAME 


LINE NUMBER 


IF MOTHER INTERVIEWED: COPY CHILD'S DATE OF BIRTH (DAY, MONTH, AND 
YEAR) FROM PREGNANCY HISTORY. 


IF MOTHER NOT INTERVIEWED ASK: 
What is {NAME OF CHILD}’s date of birth? 


IF MOTHER INTERVIEWED: COPY CHILD'S AGE FROM PREGNANCY HISTORY. 


IF MOTHER NOT INTERVIEWED ASK: 
How old was {NAME OF CHILD} at {NAME OF CHILD}'s last birthday? 


COMPARE AND CORRECT 103 AND/OR 104 IF INCONSISTENT. 


CHECK 104: CHILD AGE 0-4 YEARS? YES i: NO ] 


CHECK 103: IS THE CHILD AGE 0-5 MONTHS OR OLDER[ | AGE 0-5 T_ 
IS THE CHILD OLDER? MONTHS 


Although Qs. 105 and 106 will be completed by the interviewer, they are described below so that 
you will understand how they are used by the interviewer to determine which children are eligible 
for malaria testing. It is also good practice to check that they were completed correctly. 


Q. 105: CHECK 104: CHILD AGE 0-4 YEARS? 


A child whose age in the Household Questionnaire is listed as being age 0-5 is eligible for the 
Biomarker Questionnaire, but only those age 6-59 months are eligible for malaria testing. Qs. 105 
and 106 are used to identify children in this age range and eliminate those children who are either 
too old for testing (age 5 years) or too young for testing (age 0-5 months). 


To complete Q. 105, the interviewer will check the age in Q. 104. If it is 0,1,2,3 or 4, they will put 
an ‘X’ in the box next to ‘YES’ and proceed to Q. 106. If the child is age 5 or older, they will put 
an ‘X’ in the box next to ‘NO,’ and skip to the end of the section, in this example, Q. 135. 


Why, you might be thinking, do we have the interviewers enter children in the Biomarker 
Questionnaire Qs. 102-104, if we know from the Household Questionnaire that they are too old 


9 


(age 5) to qualify for malaria testing? The reason is that often respondents to the Household 
Questionnaire are uncertain of the exact age of children in the household and/or they round up a 
child’s age. 


Example: The respondent to the Household Questionnaire might say a child is age 5 when 
in fact the child is age 4, and therefore eligible for testing. 


To reduce the chance of mistakenly eliminating children who are eligible for testing, The DHS 
Program has made the decision to not rely on the information from the Household Questionnaire 
for the exact age of children. 


Rather, we will use the date of birth and age information obtained from the child’s mother’s birth 
history (for children whose mother were interviewed) or by asking an adult responsible for the 
child for the child’s date of birth and age information (for children whose mothers were not 
interviewed). 


Q. 106: CHECK 103: IS THE CHILD AGE 0-5 MONTHS OR IS THE CHILD OLDER? 


Children age 0-5 months (i.e., <6 months), are not eligible for blood collection and are therefore 
not eligible for malaria testing. In Q. 106, the interviewer uses the date of birth information entered 
in Q. 103 to determine if the child is age 0-5 months or older. If the child is age 1-4 years, they 
are clearly older than age 0-5 months and the interviewer should put an X in the box next to 
‘OLDER’. If, however, the child is age 0 years, the interviewer needs to determine if they are age 
0-5 months or older (age 6-11 months). If they are age 6 months or older, an ‘X’ is put in the box 
next to OLDER. If they are 0-5 months, an ‘X’ is put in the box next to ‘AGE 0-5 MONTHS’ and 
the skip to Q. 135 is followed. 


Example: if you are visiting the household on 9 July [YEAR], a child born 16 January 
[YEAR] is not eligible for blood collection. Any child born 10 January [YEAR] or more 
recently (February, March, April, May, June, or July [YEAR]) is under age 6 months. 
Put an X next to ‘AGE 0-5 MONTHS’ and skip to Q. 135. If the child is 6 months or 
older, put an X in the box next to ‘OLDER’. 


2.D. Documenting [fieldworker] visits on the cover page 


As described above, the interviewer will provide the information on the cover page to identify the 
household and the total number of eligible children. It is the responsibility of the biomarker 
technician to document when he/she visited the household to collection biomarkers under the 
section labeled, [FIELDWORKER] VISIT. You have at least three opportunities to visit the 
household to complete the biomarker collection. On your first visit to the household, you will 
record the date and write your name. If you do not complete biomarker collection for all the eligible 
respondents in your first visit, it will be necessary to make a second visit. You must arrange this 
second visit with the respondents or parent/responsible adult and ask when is the best day and 
time for you to return. You must record this date and time on the cover page of the Biomarker 


10 


Questionnaire at NEXT VISIT. When you return a second time, you must document again the 
date of your second visit and write your name. When you have finished a household, on your last 
visit, you must enter the date under FINAL VISIT as DAY-MONTH-YEAR and record your TOTAL 
NUMBER OF VISITS. It is also acceptable for the first and second visit to occur on the same day 
if the respondent or the parent/responsible adult requests it. However, if you return to that 
household on the same day and the child still is not present, you are required to make two 
additional visits to that household. 


Example: In a household there are 3 eligible children. You arrive at the house for your first visit 
on 16 July 2020 and complete malaria testing for 2 of the 3 children. You are told by the mother 
to return on 17 July at 8:00 AM to test the third child. You make a second visit to the household 
on 17 July at 8:00 AM and complete the malaria testing for the third child. You finished testing all 
3 children on 17 July and made 2 visits to the household. It is important to complete the 
FIELDWORKER VISITS section daily. Do not wait until you finish a household to complete this 
section. You will enter your final visit only once you have completed the household. You or the 
interviewer can record notes in the NOTES section that pertain to the household or children. For 
example, recording the phone number of a respondent or information about the locating the 
household. 


[FIELDWORKER] VISITS 


ne 16 July 2020 | 17 July 2020 


FIELDWORKER'S) 
ae _Rachel | _ Rachel _ 


NEXT visit: paTE | 17 7 July 2020 2020 TOTAL NUMBER 
OF VISITS 
TIME 08:00 AM 00 AM 


TOTAL ELIGIBLE 
CHILDREN 


The language of the questionnaire is already prepopulated. You are responsible for recording 
the language of the interview and native language of the respondent using the LANGUAGE 
CODES on the cover page. You also must indicate if “YES’ a translator was used by entering 1, 
or ‘NO’ a translator was not used by entering ‘2’ in the space provided. 


LANGUAGE OF LANGUAGE OF 1 NATIVE LANGUAGE TRANSLATOR 
QUESTIONNAIRE** INTERVIEW** OF RESPONDENT** (YES = 1, NO = 2) 


LANGUAGE OF “*LANGUAGE CODES: 
QUESTIONNAIRE** ENGLISH 01 ENGLISH 03 LANGUAGE 3 05 LANGUAGE 5 


02 LANGUAGE 2 04 LANGUAGE 4 06 LANGUAGE 6 


11 


2.E. Asking Questions and Reading Informed Consent Statements 


It is very important that you ask each question and read the consent statement exactly as it is 
written in the questionnaire. Always speak slowly and clearly so that the respondent will have no 
difficulty hearing or understanding the question or consent statement. At times you may need to 
repeat the question or consent statement to be sure the respondent understands it. In those 
cases, do not change the wording, but repeat it exactly as it is written. 


If, after you have repeated a question or consent statement, the respondent still does not 
understand it, you may have to restate it. Be very careful when you change the wording, however, 
that you do not alter the meaning of the original question or consent statement. 


Prior to biomarker measurement, one of the primary tasks is to explain the purpose of the 
measurement or test to eligible respondents or, in the case of children, to the parent or responsible 
adult, and to obtain their consent before collecting blood samples or conducting biomarker 
measurements. In the absence of a parent, the consent of a responsible adult who is at least 18 
years of age is required. If the parent or responsible adult does not consent to the test, the test 
must not be performed. 


Process of obtaining informed consent for children: 


Process 


Children (age 6-59 Obtain the consent of one of the child’s parents, or, in the absence of a 

months) parent, the consent of a responsible adult who is at least 18 years of 
age. If the parent or responsible adult does not consent to the test, do 
not perform the test. 


To ensure that these individuals can make an “informed” decision about whether to have their 
children tested, the Biomarker Questionnaire includes a consent statement which you must read 
to the parent/responsible adult. These consent statements include the following basic elements: 


e Introduction and type of study 

e Importance of study to the subject and/or others (what will be improved, how results will 
be used, benefits to specific others and/or society) 

e Procedures — what is going to be done to/with subject 

e Reasonably foreseeable risks or discomforts 

e Duration of involvement 

e Extent to which records will be confidential 

e Participation is voluntary; refusal to participate will involve no penalty or loss of benefits 


If you have to reword the consent statement so that the respondent understands it, you must still 
include these seven elements of informed consent listed above. 


You will notice that some questions contain one or more words in parentheses. As shown below, 
12 


the presence of parentheses indicates that a sentence needs to be adapted to fit the respondent’s 
specific situation. 


Parentheses that indicate a substitution must be made: 
Example: 
ASK CONSENT FOR MALARIA TEST FROM PARENT/RESPONSIBLE ADULT: 


As part of this survey, we are asking children all over the country to take a test to see 
if they have malaria. Malaria is a serious illness caused by a parasite transmitted by a 
mosquito bite. This survey will assist the government to develop programs to prevent 
and treat malaria. We ask that all children age 6 months through 4 years take part in 
malaria testing. The tests require a few drops of blood from a finger or heel. The 
equipment used to take the blood is clean and completely safe. It has never been 
used before and will be thrown away after each test. 


The blood will be tested for malaria immediately, and the results will be told to you 
right away. [A few blood drops will be collected on slide(s) and taken to a laboratory 
for testing. You will not be told the results of the laboratory testing.] All results will be 
kept strictly confidential and will not be shared with anyone other than members of our 
survey team. 


Do you have any questions? You can say yes or no. It is up to you to decide. Will you 
allow {NAME OF CHILD} to participate in the malaria test? 


Notice that the word in parentheses is in all capital letters. Words in all caps are instructions 
to biomarker technicians that are not meant to be read out loud. Instead, in this example, 
you should substitute in the name of child for which you are seeking informed consent for testing. 
For instance, if you are seeking informed consent for malaria testing from a woman who has a 
son named Barack, ask “Will you allow Barack to participate in the malaria test?” 


2.F. Recording Responses 


All biomarker technicians should use pens with blue ink to complete all paper questionnaires. 
Never use a pencil to complete the survey questionnaire. 


There are generally three types of questions in the [COUNTRY] MIS Biomarker Questionnaire: 1) 
questions that have precoded responses; 2) questions that do not have precoded responses, i.e., 
those that are “open-ended;” and 3) filters. 


Questions with precoded responses 


For some questions, we can predict the types of answers a respondent will give or you Know how 
the procedure in question was performed. The responses to these questions are listed in the 
questionnaire. To record a respondent’s answer, you merely circle the number (code) that 
corresponds to the reply. Make sure that each circle surrounds only a single number. 


Example: 


13 


in 
” 
r 4 
5 


Does (NAME) suffer from any of the following illnesses or symptoms: 
a) Extreme weakness? 

b) Heart problems? 

c) Loss of consciousness? 


a) EXTREME WEAKNESS 1 
b)HEART PROBLEMS . 1 
c) LOSS OF CONSCIOUS 1 
d) Rapid or difficult breathing? d) RAPID BREATHING 

e) Seizures? e) SEIZURES 

f) Abnormal bleeding? f) BLEEDING 


g) Jaundice or yellow skin? g) JAUNDICE 
h) Dark urine? h) DARK URINE 


SYRDOOEH 


In some cases, precoded responses will include ‘OTHER.’ The OTHER code should be selected 
only when the respondent's answer is different from any of the precoded responses listed for the 
question or when you have encountered an issue in the field that does not permit you to proceed 
with the biomarker collection. Before using the OTHER code, you should make sure the answer 
does not fit in any of the specified categories. 


Example: 


CONDUCT TEST AND RECORD RESULT OF THE MALARIA RDT HERE AND IN [TEST POSITIVE] 
THE [INFORMATIONAL PAMPHLET]. (TEST NEGATIVE] ........-.. 2 


NOT PRESENT 
REFUSED 


In this case, an acceptable use of ‘OTHER’ would be receiving permission from the 
parent/responsible adult collect blood for malaria testing of the child, but you faced an issue with 
the rapid diagnostic test that would not allow you to complete the test. 

Recording responses that are not pre-coded 


The answers to some questions are not pre-coded but require that you write the appropriate 
response in the space provided or the respondent's results. 


Example 


RECORD NAME OF PARENT/RESPONSIBLE ADULT FOR THE CHILD. 


LINE NUMBER 


2.G. Marking Filters and Following Skip Patterns 
Marking Filters 


Filters require you to look back to the answer to a previous question and then mark an ‘X’ in the 
appropriate box. 


Example: 


14 


CHECK 103: IS THE CHILD AGE 0-5 MONTHS OR OLDER AGE 0-5 Hi 
IS THE CHILD OLDER? MONTHS 135 


To ensure the proper flow of a paper questionnaire, you will sometimes be directed to check a 
respondent's answer to an earlier question, indicate what the response was by marking a box 
with an ‘X’, and then follow the relevant skip instruction. Questions of this type are called “filters”; 
they are used to prevent a respondent from being asked the same question multiple times. Use 
caution when answering filters. Filters involve skip patterns so ensure you are following them 


correctly. 
Following Skip Patters 


It is very important not to ask a respondent any questions that are not relevant to his or her 
situation. For example, you should not read a malaria consent statement to a parent/responsible 
adult of a child age 0-5 months because children in this age group are too young to be tested. In 
cases where a particular response makes subsequent questions irrelevant, an instruction is 
written in the questionnaire directing you to skip to the next appropriate question. 


Example: 
CHECK 103: IS THE CHILD AGE 0-5 MONTHS OR OLDER | | AGE 0-5 ‘x 
IS THE CHILD OLDER? MONTHS 135 


\____,___] 


Always follow the skip patterns! 


Unless a skip pattern is present, always move directly to the next question. 


2.H. Correcting Mistakes 


When working with a paper questionnaire, it is very important that you record all answers neatly. 
For precoded responses, be sure that you circle the code for the correct response carefully. When 
recording responses that are not precoded, the reply should be written legibly so that it can be 
easily read. If you made a mistake in entering a respondent’s result, the respondent wishes to 
change his/her reply, or you have made a mistake, be sure that you cross out the incorrect 
response and enter the right answer. Do not erase an answer. Just put two diagonal lines through 
the incorrect response. 


Here is how to correct a mistake: 


Example: 


CONDUCT TEST AND RECORD RESULT OF THE MALARIA RDT HERE AND IN [TEST POSITIVE] 
THE [INFORMATIONAL PAMPHLET] [TEST NEGATIVE] 


NOT PRESENT 


REFUSED 


Remember that if you are not careful to cross out mistakes neatly, it may not be possible to 
determine the correct answer when the data are entered later into the CAPI system. 


2.1. 


Key points to remember 


The following steps are important to remember when completing the Biomarker Questionnaire: 


Children should be measured after the mother is interviewed. If the mother is not 
present in the household or does not live in the household, children should be measured 
after the responsible adult has given consent for biomarker collection. 

Measure and/or test for biomarkers one respondent at a time. All the biomarker 
measurements for the [COUNTRY] MIS should be performed on one respondent before 
moving on to the next eligible respondent. Complete the measurement of all biomarkers 
from one respondent before proceeding to the next. Failure to do so may lead to the results 
of one respondent being recorded for another respondent. 

Never alter any responses or information transferred by the interviewer from the 
CAPI list of individuals eligible for the Biomarker Questionnaire without consulting 
the interviewer who completed the Household Questionnaire. Even in cases where there 
are concerns about a respondent’s eligibility for testing, proceed with the biomarker 
collection. Record in the notes section of the Biomarker Questionnaire a description of 
the problem. Provide as many details as possible. The field organization/central office will 
decide later what will be done about the test results for the respondent in question. 

Read the applicable consent statements to each parent/responsible adult exactly 
as they appear in the Biomarker Questionnaire. When you arrive at the household and 
begin talking about the blood tests with the respondent, you may informally discuss items 
included in the informed consent statement. However, before beginning the testing 
procedures, you must still read the informed consent statements exactly as they appear 
in the Biomarker Questionnaire. If the respondent finds the statements repetitive, tell him 
or her that you are required to read the statements to ensure that they are given all the 
appropriate information. 

Read the informed consent statements clearly. Practice reading the consent 
statements out loud so that you become comfortable delivering them in a clear, natural 
voice and manner. Avoid speaking rapidly or in a monotone. 

Never attempt to force or coerce consent. Some respondents may be suspicious or 
fearful of having their blood collected for biomarker testing. Others may have questions or 
want to discuss the procedures before giving consent. Take time to patiently respond to 
all questions. 

Some parents/responsible adults may be reluctant to allow testing of a child without 
consulting someone not present at the time of your visit (for example, a woman may want 
to consult her husband before giving permission). In such cases, make an appointment 
to return to the household later at an agreed upon time. If you believe it will help, ask 
the team supervisor to visit a household where eligible respondents express fear or 
reluctance to be tested. 


16 


Chapter 3. CAPILLARY BLOOD COLLECTION 


Learning objectives 


= List supplies for blood collection 

= Determine the site of blood collection for the appropriate age group 

m List steps involved in obtaining a capillary blood sample from the finger 

= Perform steps involved in obtaining a capillary blood sample from the finger 
m List steps involved in obtaining a capillary blood sample from the heel 

= Apply steps involved in obtaining a capillary blood sample from the heel 

= List best practices and precautions to observe when collecting blood 


3.A. Introduction 


This chapter describes the materials needed for and, the steps involved in, capillary blood 
collection. 


Capillary blood will be collected as part of the survey to test for malaria. Capillary blood can be 
obtained from the palm side of the tip of a finger or from a heel. For children age 12 months and 
older, a finger should be used. For children less than age 12 months, the heel should be used. 
For children who are undernourished or skinny a heel puncture is also recommended because 
the finger tissue can be thin, and the lancet may pierce the bone. 


3.B. Materials and supplies for performing finger or heel pricks 


The capillary blood drops collected for biomarker testing will be drawn from a finger or heel. The 
following supplies and materials will be used in performing the finger or heel prick. 


17 


Disposable nitrile gloves: Used to reduce the risk of 
bloodborne diseases. Gloves must be worn by the 
biomarker technician and by anyone else who may 
assist with the blood collection. 


Absorbent paper sheets: The surface area where your 
supplies will be placed while you collect the blood. Place 
the plastic/shiny side of the absorbent sheet face down 
(the absorbent side without plastic on it should be facing 


up). 


| eNDALt 
: | 
Alcohol preps: Used for cleaning the skin prior to Pe 


pricking the finger or heel. —— 
ae Ci ae 
= = | 


Safety lancets: The lancet is a single-use, disposable 
device used to prick the fingertip or heel. The blade is 
retractable; when in contact with the finger and pressure 
is applied, a surgical blade quickly ejects from the 
device, punctures the skin, and then automatically 
retracts. 


€2 BD Microtainer® 
Contact-Activated Lancet 


Sterile gauze pads: Used to wipe away the first drop(s) 
of blood to stimulate capillary blood flow. 


Adhesive bandages: Applied to the puncture site to 
minimize the risk of infection. 


19 


Biohazardous waste bags: Plastic bags that are 
provided to hold all the biohazardous waste generated 
during the day except sharps. All waste bags are 
labeled with “biohazard” logo. 


Sharps containers: All biohazardous sharps that have 
pointed tips such as lancets, as well as inverted cups, 
[applicator sticks, and microscope glass slides]. 


3.C. 


How to put on gloves 


Donning (putting on gloves) 


Te 


2. 


Measure your hand using the glove-sizing chart before choosing a glove to reduce the 
potential for tearing. 

If possible, thoroughly wash hands before donning gloves and after each glove change. 
Open glove at the cuff and extend opposite hand until thumb crotch is to the cuff of the 
glove. 

Once the hand is properly aligned in the glove, move your fingers down into the glove's 
fingers. 

Roll the cuff of the glove down the wrist until the glove is secure. 

Replace gloves frequently, including whenever changing tasks. 


Doffing (taking off gloves) 


1. 


2. 


oe 


Pull the glove from above the cuff up on the hand inside out to trap potential 
contaminants inside the used glove. 

Place the used glove into the palm of the opposite hand (which remains gloved). 
Repeat step 1 on the opposite hand, trapping the first glove inside the second. 
Discard gloves and wash hands. 


20 


3.D. 


Steps in obtaining capillary blood from the finger 


The following steps describe how to obtain a capillary blood drop sample from the finger. They 
apply to the collection of samples from children age 12 months and older. Remember, the 
informed consent statement must be read, and consent must be granted, for each eligible child 
before malaria testing. 


Preparing the session 


1. 


If possible, find an indoor site to encourage privacy. The site should have a table or other 
furniture with a flat surface where you can lay out the supplies. A couch, bed, or mat should 
be readily available if the child feels faint and needs to lie down. If you must do the testing 
outdoors, find a site in the full shade and away from rain, dust, and other environmental 
elements that might affect the sample. 

Describe to the parent or responsible adult exactly what will be done during the 
collection of the blood sample and how they can assist by holding the child on their lap 
and holding the child’s hand during the collection of the sample. 

When collecting blood from a child, note that the child may be fearful or anxious about 
what is going to happen. Therefore, using a calm and reassuring manner is important as 
you begin to collect the blood sample. Remember that nonverbal communication is 
important, so maintain eye contact with the child as you prepare to take the sample. 
Encourage the parent/responsible adult to hold the child on his or her lap and place the 
child’s legs in between his or hers so that the child does not kick the table and place his 
or her arms around the child. 


Figure X-|. How a parent should hold a child for a finger prick. 


3.E. 


Collecting the blood from a finger prick 


21 


Put on gloves before beginning the collection of 
the blood sample from the first child. 


Kneel on the side of the child opposite to the 
hand/heel from which you will collect blood. For 
example, if you want to collect the sample from the 
left hand, place yourself to the right side of the 
child. Do not sit on a chair. 


Use the third or fourth finger for collecting 
blood. Do not use a finger with a scar, a wound or 
cut, swelling, a deformity, a rash, or an infection. 


. Ask the parent/responsible adult to warm the 
child’s hand by briskly rubbing the child’s fingers 
in between their palms. 


. Setup your station: 
e Take out a clean absorbent paper sheet and 
spread the shiny side down over a flat surface 


22 


where you will lay out your supplies. 

e Open the sterile gauze package. Separate the 
two pieces of gauze and lay them down on the 
package so they do not touch the absorbent 
pad. 

e Open the outer package of the adhesive 
bandage. Place the bandage on the packaging. 
Open the alcohol prep package. 

e Remove the blade slot cover of the lancet. 
Prepare the lancet for use. Simply twist the 
blade slot cover 360° until the cover comes out. 
Do not remove the blade slot cover from the 
lancet other than as instructed here, as this 
may damage the lancet and cause it to 
malfunction. 


6. With an alcohol prep pad, clean the skin of the 
finger thoroughly. If the skin is dirty, use a second 
pad. Clean the finger before pricking. 


23 


. Allow the finger to air dry completely. Do not 


blow on the area to dry the alcohol. Blowing may 
allow bacteria to contaminate the site. Allow the 
alcohol to air dry. If the finger is not properly dried, 
you run the risk of mixing alcohol with the blood. It 
takes 15-20 seconds for the alcohol to dry. If the 
alcohol used to clean the puncture site mixes with 
the blood, it can cause hemolysis of the sample 
leading to errors in the test results. 


Position the hand palm side facing up. Form a 
pad with your index and middle finger behind the 
base of the child’s middle finger and your thumb in 
front of the child’s finger. 


Using a rolling movement of your thumb, push 
blood from the base of the finger to the tip. This 
action will stimulate a flow of blood to the fingertip. 
It may be helpful if the parent or responsible adult 
assists you by holding the child’s hand. 


Note: Never “milk” the finger. Milking is excessive massaging or squeezing of the finger, 
which will cause tissue juice to mix with and dilute the blood. This will result in erroneous 
test results. Instead, the biomarker technician should employ only mild pressure by using 
the thumb and the index and ring fingers to support the base of the finger. 


24 


Biomarker 
Tech’s Thumb 


Biomarker 
Tech’s Index 


This position will make the connective tissue underlying the skin more porous and allow 
the capillary blood to flow easily after the incision. 


10. Hold the lancet by the grooved area on the lancet body 
and gently place the white lancet tip against the 
skin. Look to confirm that you have selected a good 
puncture site and reposition if necessary. Apply 
pressure against the fingertip to trigger the lancet to 
prick the skin. The lancet will automatically trigger 
when the correct amount of pressure is applied. (The tip 
of the blade ejects through the blade slot, producing a 
micro-incision in the skin, and immediately retracts into 
the device.) After pricking the skin, drop the used lancet 
into the sharps container. 


Note: Avoid placing the lancet on the very tip of the finger, near the fingernail, or on the 
sides beyond the palmar area. You can first check the position of the puncture by placing 
the lancet against the finger without applying pressure that might trigger the lancet. Re- 
adjust the placement of the lancet if needed. 


25 


11. When your thumb reaches the fingertip, maintain a 
gentle pressure to trap the blood in the fingertip. 


12. When the blood appears, use a sterile gauze 
pad to wipe away the first blood drop. Collect 
the second blood drop for the malaria RDT and [the 
third blood drop thick smear]. 


13. When blood collection is completed, apply a 
piece of sterile gauze at the prick site to stop 
the blood flow. 


26 


14. Apply an adhesive bandage to the prick site. 


15. Properly dispose of all materials used in blood 
collection: 


e Lancets should always be discarded in a sharps 
container 


e All other materials used in the blood collection 
procedure can be discarded in a_ labeled 
biohazardous waste bag. 


3.F. Obtaining capillary blood from a child’s heel 


The heel is the puncture site for children age 6 - 11 months, or malnourished (skinny) children 
whose fingers are very thin. A lancet that punctures to a depth of 1.8 — 2.0 mm will be used to 
puncture the heel. The following describes the steps that are involved in obtaining a capillary 
blood drop from the heel. 


27 


1. Prepare to prick outside an imaginary line drawn 
from the middle of the big toe to the heel or outside 
an imaginary line drawn from the area between the 
fourth and fifth toes to the heel. Take care to avoid 
the central area of the foot (to avoid injury to the 
nerves and tendons) or the center of the heel (to 
avoid piercing the heel bone). 


Do not 
\prick here 
\ 


I 
! 
I 
! 
! 
I 
! 
! 
! 


2. Hold the heel firmly. Apply moderate pressure 
near the puncture site by wrapping the heel using 
your thumb and second finger. 


3. Clean the site with an alcohol prep wipe. Make 
sure the site is dry before puncturing the skin with 
the lancet. In selecting a puncture site, avoid any 
areas of the skin that are broken or infected. 


4. Place the blade-slot surface against the skin 
and press the trigger. Ensure the free flow of 
blood. 


5. When the blood appears, use a sterile gauze pad 
to wipe away the first one drop of blood, use the 
second for malaria testing, [and the third drop for 
the thick smear.] 


6. Apply an adhesive bandage to the prick site. 


7. Properly dispose of all materials used in blood 
collection: 


e Lancets should always be discarded in a sharps 
container 


e All other materials used in the blood collection 
procedure can be discarded in a_ labeled 
biohazardous waste bag. 


3.G. Precautions to observe when collecting blood samples” 


This section describes the universal (general) precautions to be followed during blood collection.* 
You should take precautions when collecting blood to prevent exposure to bloodborne infections 
such as hepatitis B or HIV. Follow the steps below to ensure protection against bloodborne 
infections. 


= If you must prick a child a second time, do not prick the same finger or heel. 


= Do not use the same pair of gloves for more than one child. If you have worked 
with one child and your gloves do not appear soiled, you must still discard them and 
put on a fresh pair of gloves when working with a different child. It is also possible that 
you use more than one pair of gloves when working with just one child if the gloves 
have become heavily soiled. 


= Keep intermittent pressure on the finger or heel during the blood collection process. 


= Do not milk the finger: milking the finger may cause the interstitial fluid to mix with 
blood and dilute the blood sample giving false results. Also, if a large volume of tissue 
fluid mixes with the blood, the sample will be like a plasma sample instead of a whole 
blood sample. 


= If your gloves are soiled with blood, complete the blood collection process and 
change them immediately once you have finished with that child. 


2 Adapted from National Committee for Clinical Laboratory Standards (NCCLS) 1997 
3 For the universal precautions regarding bloodborne pathogens, see the U.S. Centers for Disease 
Control and Prevention guidelines and the U.S. Occupational Safety and Health Administration (OSHA) 
standards for protection from exposure to bloodborne pathogen. 

29 


3.H. 


Wear disposable gloves. Gloves help to prevent skin and mucous-membrane 
exposure to blood. Gloves should be worn during blood collection, until the 
specimen(s) from a child is collected and all waste materials produced during the 
collection are disposed. At that point, the used gloves should be treated as 
biohazardous waste. A new pair of latex gloves should be used with each child. Gloves 
must never be re-used! 

Avoid penetrating injuries. Although gloves can prevent blood contamination of 
intact and non-intact skin surfaces, they cannot prevent penetrating injuries caused by 
the instruments used for finger or heel pricks. Safety lancet devices reduce the risk of 
penetrating injuries. 

Do not use lancets for purposes other than a single finger or heel prick to collect 
blood for the biomarker testing. The lancets should not be broken or destroyed for 
curiosity or other purposes. After the device is used, it should be placed in a puncture- 
resistant sharps container. 


Wash contaminated areas. If an accident occurs, any skin surfaces or mucous 
membranes that become contaminated with blood, should be immediately and 
thoroughly washed with running water or a large quantify of water from a bucket or 
basin. 


Never eat or drink during the testing. Eating or drinking while collecting blood 
samples may result in contaminating yourself and is prohibited during the blood 
collection and testing procedures. 


Properly dispose of all biohazardous materials. All materials coming in contact with 
blood must be placed in a biohazardous waste container after use and disposed of 
according to the survey’s policy on infectious waste disposal ([see Chapter 6]). Take 
precautions when storing and transporting the waste during the fieldwork. 


Good blood collection practices 


Good position in relation to the child. Position yourself well before you make a puncture 
on the child’s finger or heel, such as kneeling below the child’s heart level. 

Do not prick the finger or heel if it is cold! Warm the hands (or heel) by asking the 
parent/responsible adult to rub the child’s hand or heel vigorously. 

Never “milk” the finger. Excessive massaging or squeezing of the finger or foot will 
cause tissue juice to mix with and dilute the blood. 

Never mix alcohol with the blood. If the alcohol used to clean the puncture site mixes 
with the blood, it can cause hemolysis of the sample leading to errors in the testing results. 
To avoid this problem, the finger or heel must be air dried completely before being 
punctured. 

Avoid obstructing blood flow. It is important to hold the finger properly to allow the 
accumulation of blood at the puncture site. Holding the finger too tightly can obstruct blood 
flow to the finger. 

Push lancet in firmly to avoid shallow punctures. A deep puncture should be made for 


30 


better blood flow and to have a representative concentration of red blood cells. 

Dispose of biohazard materials as they are used. Keep the biohazard bag and sharps 
container open during blood collection and drop each disposable item in the appropriate 
container as you finish using it. 

If blood flow stops before all biomarkers are collected/tested, lay out all new supplies to 
make a second prick. 

NEVER leave behind or give biohazardous waste to parents/responsible, even if they 
request it. 


31 


Chapter 4. MALARIA TESTING 


Learning objectives 


e Define malaria and its causes 

e List the supplies for testing for malaria 

e List steps for malaria testing 

e Demonstrate proper use of the malaria RDT 

e [Demonstrate proper storage and transport of malaria slides]* 

e List precautions in malaria testing 

e List steps in providing test results, treatment for malaria, and referrals for severe 
malaria 


4.A. Introduction 


Malaria is a parasitic disease that is transmitted by the bite of a Plasmodium-infected mosquito. 
Symptoms of malaria include fever, chills, headache, and vomiting, in addition to other flu-like 
symptoms; if left untreated, severe cases of malaria can quickly become life threatening. In the 
[YEAR, COUNTRY] MIS, children age 6- 59 months will be tested for malaria with the [SD Bioline 
P.f] rapid diagnostic test (RDT). [The results of the RDT will be confirmed in a laboratory by 
microscopic examination of a thick blood smear collected from the same individual. The thick 
blood smear allows lab technicians to detect the presence of malaria parasites.] These data will 
be used to generate national and regional malaria prevalence estimates. 


This chapter presents detailed instructions on using the SD Bioline P.f test kit as well as on 
preparing and storing thick blood smears and transferring them to the laboratory. In accordance 
with the [COUNTRY] national treatment guidelines, children who test positive for non-complicated 
malaria by the RDT will be provided with treatment; the treatment protocol is also described in 
this chapter. 


4.B. Materials and supplies for malaria testing 


In addition to the supplies required for capillary blood collection in Chapter X, and the Biomarker 
Questionnaire, the following materials and supplies are required for malaria testing: 


4Note: If the [YEAR, COUNTRY] MIS does not include preparation of thick blood smears, this module will need to be 


adapted accordingly. 
32 


SD Bioline P.f. RDT: will be used for home- 
based malaria testing. This test detects 
malaria antigens (Plasmodium proteins) and 
produces results in 15 minutes. It is discussed 
in greater detail below. 


Sample Collection Cup: Small plastic tubes 
with a cup on the end to collect the blood 
sample from the finger or heel prick and 
deposit it in the sample port of the test device. 


Assay Diluent: To facilitate capillary flow of 
embedded reagents and the blood sample. 


Timer: for precisely timed reading of results 


33 


[FIRST LINE ACT]: is provided to children 
testing positive for malaria, who do not exhibit 
symptoms of severe malaria, or who are not 
currently taking medication for malaria. 
Children who have tested positive and 
received [FIRST LINE ACT] treatment in the 
last 2 weeks are not eligible for additional 
treatment. 


Coartem® 20/120 


artemether. 
lumefantrin. 


4.C. Materials and supplies for preparing, storing and transporting blood smears 


Glass microscope _ slides: Used for 
preparing thick blood smears. The slides are 
non-sterile but clean. 


Additional use of the glass slides is to spread 
the blood drops on the slide for thin and/or 
beveled edge of a slide for thick smear 
preparation. 


Barcode Labels: The malaria testing in the 
[YEAR] [COUNTRY] MIS is anonymous; i-e., 
an individual’s name is never written on the 
glass slide. Instead, barcode labels are used 
to link the thick smears to the data recorded in 
the Biomarker Questionnaire. You will be 
provided with sheets of “peel-off adhesive 
barcode labels. The barcodes are arranged in 
rows. The codes on each label are the same 
across one row. A different row of barcode 
labels on the sheet should be used for each 
individual for whom a thick blood smear is 
prepared. In the [YEAR] [COUNTRY] MIS, 
barcodes will be used to label all smears. 


TT 
KeGcél 
Te 
VIZziIix 
UT Ly 
WaT7rz 
1a 
ooDoR 
ON 
Escep 
TOU 
W1IFal 
ARIEL 
32Q6R 
TIDES 
G4AsT 
TT IL 
XASGK 


TU 


Y8B3L 


2) UI UT ET 
KSGtI KSGE KsG6i 
TT TT 
Wizix VIZix ViIzIx 
IC TT TL 
W2Trd W2TTS WeTr2 
UT OE Sa Pt 
coDoR caDoR ooDeR 
TL UT ve AM TL 
E3sceP EsceP ESCBP 
Cr TAVAUIED AES 
ViFsi VIFBI WIFSI 
TRUE PHI UL 
Ss06R S3Q6R Ssoa6R 
LU TT Ly 
G4AST G4AST G4A3aT 
FL UT 

xIS6X 


X1S6X X1SEX 


NT Td 
Kesal 
TONE 
viz1x 
Mt ti Td 
weoTrz 
ET 
coDpoR 
141000010 
escsr 
PUT ti 
VIFéI 
TENEADIB 
S306R 
Tih 
G4aAsT 
UN TT 
x1S6x 


34 


Cardboard slide tray: The thick blood smears 
should be placed in slots inside the carboard 
slide tray to drying. The tray protects the thick 
smears from dust and insects and facilitates 
the safe transport of slides while in the field. 


Blue slide storage box: Once out of the field, 
dried thick blood smears should be transferred 
to a slide box; each box holds 25 slides. 


Ziploc® storage bags: Sealable plastic bags 
will be used to store the cardboard slide tray 
and slide boxes containing the thick blood 
smears. 


Desiccant packets: Drying agents that 
absorb moisture from the air. Desiccants are 
used to keep the smears dry during transport 
to the laboratory. The granules inside the 
packets change color from blue to pink as they 
absorb moisture. Treat used desiccants as 
biohazardous waste and throw them away ina 


35 


biohazardous waste bag. 
Microscope Slide Transmittal Form: Used cee seractaraniescnened 
to track the movement of the thick smears — 
from the field to the laboratory. For each 
individual who provided a blood sample, the 
Microscope Slide Transmittal Form should 
have a barcode with the same unique identifier 
as the barcode label attached to the glass 
slide and the Biomarker Questionnaire. See 
Appendix X for a sample Microscope Slide 
Transmittal Form. 


Two paper handouts are available to parents/responsible adults: 


1. Malaria pamphlet: a one sheet document designed to inform the parent/responsible adult 
about the malaria test results within the household, dosages of treatment and contact 
information. See Appendix X for an example of the malaria pamphlet. 


2. Severe malaria referral form: a slip of paper given to the parent/responsible adult of a 
child with severe malaria (defined as a child who tested positive for malaria and has 
symptoms of severe malaria See Appendix X for an example of the severe malaria 
referral form). 


NOTE: Provision of [FIRST LINE ACT] is a requirement of the survey. Children should not be 
tested for malaria if [FIRST LINE ACT] is unavailable. 


4.D. Handling and storage of SD Bioline P.f rapid diagnostic test (RDT) kit 


The SD Bioline P.f RDT is a rapid, qualitative test for malaria. It tests for one antigen, the histidine- 
rich protein Il (HRP-II), specific to Plasmodium falciparum (P.f), the major cause of malaria in 


36 


[COUNTRY]. 
Each SD Bioline P.f RDT comes in a self-contained pouch. The kit includes: 


Test cassette 

Desiccant packet 

Sample collection cup 

Assay diluent in a dropper bottle 
Instructions 


SD Bioline P.f RDT 


Result window Sample well Dilvent well 


1. The sample collection cup is used to collect and deposit the blood sample from the finger 
(heel) prick into the sample well in the test device. 

2. Assay diluent is added to the diluent well to aid the lateral flow of the blood and reagents 
along the strip. 

3. After 15 minutes, a control band (C) and test band (T), will appear in the result window 
if malaria is detected. 


There are handling and storage requirements that should be observed for accurately performing 
the SD Bioline P.f RDT: 


e Do notuse the device after the expiration date. 

e The test device must remain in the sealed pouch until use. Once the device is 
open, it must be used immediately. Do not open the sealed pouch more than 5 
minutes before doing the test as the device is sensitive to humidity. 

e Never mix reagents from different lots. 

e Do not use the device if the pouch or device is damaged or if any lines are visible 
on the device before contact with the sample. 


4.E. Determine eligibility and obtain informed consent for malaria testing 


Children: Follow the steps below for malaria testing of eligible children age 6-59 months. 


Biomarker technicians will not fill in anything prior to [Q. 106; Q. 118] and onwards are for the 
biomarker technician to complete. 


[Q.118]: NAME OF PARENT/RESPONSIBLE ADULT FOR THE CHILD 


37 


In [Q. 118], record the name of the parent/responsible adult (over the age of 18) for the child. This 
person will be asked for their informed consent for malaria testing for that child. You will notice 
that below the space for the name is space for a line number. You are NOT responsible for filling 
in the line number. The line number of the parent/responsible adult will be populated when the 
questionnaire is entered into CAPI. 


Do Not Enter Lirfe Number 


RECORD NAME AND LINE NUMBER OF PARENT/RESPONSIBLE ADULT FOR THE | NAME 
CHILD. 


LINE NUMBER OF 
PARENT/ 
RESPONSIBLE ADULT 


Q. 120]: ASK CONSENT FOR MALARIA TEST FROM PARENT/RESPONSIBLE ADULT 


ASK CONSENT FOR MALARIA TEST FROM PARENT/RESPONSIBLE ADULT: GRANTED 
REFUSED : 
As part of this survey, we are asking children all over the country to take a test to see if NOT PRESENT/OTHER 
they have malaria. Malaria is a serious illness caused by a parasite transmitted by a 
mosquito bite. This survey will assist the government to develop programs to prevent 
and treat malaria. We ask that all children age 6 months through 4 years take part in 
malaria testing. The tests require a few drops of blood from a finger or heel. The 
equipment used to take the blood is clean and completely safe. It has never been used 
before and will be thrown away after each test. 


The blood will be tested for malaria immediately, and the results will be told to you right 
away. [A few blood drops will be collected on slide(s) and taken to a laboratory for 
testing. You will not be told the results of the laboratory testing.] All results will be kept 
strictly confidential and will not be shared with anyone other than members of our 
survey team. 


Do you have any questions? You can Say yes or no. It is up to you to decide. Will you [FIELDWORKER] NUMBER 
allow {NAME OF CHILD} to participate in the malaria test? 


After reading the consent statement, record the parent/responsible adult’s response to the request 
to allow the child to participate in the testing. If the parent/responsible adult agrees, circle ‘1’ 
(GRANTED). If the parent/responsible adult refuses to allow the child to participate in the testing, 
circle ‘2,’ (REFUSED). 


Q. 121]: SIGN NAME AND ENTER [FIELDWORKER] NUMBER 


After recording the outcome of the consent process, you must affirm that you have read the 
statement to the parent/responsible adult and recorded the results accurately by signing your 
name and entering your fieldworker number in the space provided. 


Q. 123]: IF CONSENT GRANTED, PREPARE EQUIPMENT AND SUPPLIES FOR THE TESTS 
AND PROCEED WITH THE TESTS 


At this point, set up your station and proceed with the malaria testing. 


38 


4.F. 


Steps in performing malaria testing 


1. 


Prepare the supplies 
Following instructions in Chapter 


X, prepare blood _ collection 
supplies. Remove one malaria 
RDT from the kit, [one glass slide 
for the thick smear, another slide 
to spread the blood drop,] and 
timer. Open your capillary blood 
collection supplies in the order 
mentioned in Chapter X. 


2. Place barcode labels: 


m Take the first barcode label 
from the first complete row on 
the sheet of barcode labels 
and affix it in [Q. 123] of the 
Biomarker Questionnaire. 

m Take the second barcode 
label from the same row on the 
sheet of barcode labels and 
affix it on the microscope slide 
(with the unique identifier 
facing outwards). 

mw Take the third barcode label 
from the same row on the 
sheet of barcode labels and 
affix it on the Microscope Slide 
Transmittal Form for the 
cluster in which you are 
working. 


PREPARE EQUIPMENT AND SUPPLIES FOR THE TEST(S) AND PROCEED WITH 
TESTING. 


PLACE 1ST BAR CODE LABEL FOR MALARIA LAB TEST IN SPACE TO THE 
RIGHT. PUT THE 2ND BAR CODE LABEL ON THE SLIDE AND THE 3RD ON THE 
TRANSMITTAL FORM. 


[YEAR] [COUNTRY] [MALARIA INDICATOR] SURVEY| 
MICROSCOPE SLIDE TRANSMITTAL FORM (FRONT SIDE) 


PUT THE 1ST BAR CODE 
LABEL HERE 


REFUSED 
OTHER 


39 


Organize your station — Malaria 

m Open the RDT pouch and 
retrieve the test cassette, the 
sample collection cup and 
desiccant packet, taking care 
not to touch the membrane 
area of the device. Once the 
device is open, it must be used 
immediately! 

m Check the color of the 
desiccant packet, it should be 
blue. If it is colorless or pink, 
discard the device and use 
another one. 


If consent was granted, collect a 
blood sample from the respondent 
following the procedure described 
in Chapter X. Use a sterile gauze 
pad to wipe away the FIRST 
large blood drop from the finger 
or heel. Use the SECOND large 
blood drop for the malaria RDT. 


Touch the sample collection cup to 
the blood drop at the puncture site, 
ensuring that blood fills the entire 
cup (5 uL) to run the RDT. Do not 
release the finger. 


Transfer the blood sample to the 
sample well immediately. Ensure 
the blood from the sample 
collection cup has been 
completely absorbed by _ the 
sample pad. Put the sample 
collection cup in the Sharps 
container. 


40 


7. Without delay, dispense four drops 
of the assay diluent into the 
developer well while holding the 
bottle vertically. 


8. Start the timer for 15 minutes. 


9. Collect the THIRD drop of blood 
for the preparation of the thick 
blood smear. The blood drop 
should be about 5 ul or about this 
size e. Pick up a slide with a 
barcode by its edge. Turn the slide 
so the barcode is facing the 
respondent’s finger or heel. Touch 
the center of the slide to the blood 
drop three times to collect three 
small blood drops in the shape of 
a triangle. Place the slide on the 
absorbent sheet. 


DO NOT LET THE SLIDE TOUCH 
THE FINGER! 


41 


10. Prepare the thick smear. Use the 
corner of a beveled edge clean 
slide to blend the three drops of 
blood. Do not “stir’ the blood; 
instead, the blood should be 
spread evenly in 3 to 5 circular 
motions in the same direction. 
Start from the inside and work your 
way out. Bring the edge/corner of 
the mixing slide back to the center 
of the blood drop and lift. The 
blood smear should have a 
diameter of about 1 cmin size. Put 
the mixing slide in the sharps 
container. 


The following shows how thick smears should look: 


A thick smear is made by placing three drops of blood (5 ul each) on a 
clean, grease-free slide and spreading blood evenly over a small area such 
that the blood cells are layered on top of each other. If the thick smear is 
made correctly, letters can be barely read if the slide is placed over 


newsprint. 


The following illustrate some common errors in thick blood smear 


preparation which you should avoid: 


Corner of mixing slide chipped: Too little blood: 


. "y 
ie 
¥ 

os . 


11. After you have finished blood 
collection, wipe any remaining 
blood from the prick site with a 
sterile gauze pad. Press the 
gauze pad against the prick site 
until the blood flow has stopped 
completely. 


12. Apply an adhesive bandage to 
the prick site. Advise the parent 
or responsible adult, especially 
when the child is a toddler, to 
carefully watch that the child does 
not take off the bandage and put it 


Children age 12-59 months (Finger) 


42 


in his/her mouth as the child may 
choke on it. 


13. 


After 15 minutes, read the 
malaria result. Record the result 
code of malaria testing in [Q. 124] 
of the Biomarker Questionnaire 
and the malaria pamphlet. If the 
child was tested, circle ‘1’. If the 
child was not present, the 
parent/responsible adult refused 
to consent to the test, or there was 
some other problem, circle the 
appropriate code. The _ test 
results should not be 
interpreted after 30 minutes. 


CONDUCT TEST AND RECORD RESULT OF THE MALARIA RDT HERE AND IN [TEST POSITIVE] 


THE [INFORMATIONAL PAMPHLET]. 


[TEST NEGATIVE] 
NOT PRESENT 
REFUSED 
OTHER 


14. 


Place the blood smears in the 
cardboard slide tray. Each 
smear should be placed in one 
independent slot. Make sure the 
smear is facing upwards and not 
down. Close the cardboard slide 
tray to protect the blood smears 
from flies and dust. The blood 
smears will dry while in the 
cardboard tray in a_ horizontal 
position. 


*INDEX- 


43 


15. Give the malaria pamphlet to the 
parent/responsible adult. Inform 
the parent/responsible adult of the 
result and provide him/her with the 
pamphlet. When reporting the 
result, briefly explain to the 
parent/responsible adult what 
his/her child’s malaria result 
means, using the informational 
pamphlet as a guide. 


16. Provide a written referral to the parent/responsible adult of a child with severe malaria, defined 
as any child with severe malaria symptoms and/or any child who tested positive for malaria. Inform 
the parent/responsible adult about the effects of severe malaria. Record the RDT result on the 
severe malaria referral form and encourage the parent/responsible adult to seek follow-up medical 
attention for their child. 

17. Provide the parent/responsible adult with treatment for a child with malaria. Any child with 
malaria who does not have any severe malaria symptoms is eligible for treatment if the 
parent/responsible adult consents. Children who are taking or have taken a first line ACT in the past 
2 weeks are not eligible for treatment. Instead, the parent/responsible adult is instructed to seek care 
if the child has a fever for 2 days after the last dose of the ACT was given. 


4.G. Interpreting the results of SD Bioline P.f RDT 


There are three possible outcomes of the SD Bioline P.f RDT: negative, positive, and invalid. 
A test that is positive will be classified as P. falciparum malaria positive. 


The result is NEGATIVE for P. falciparum malaria if only a single pink/pink-purple band 
corresponding to the control “C” is observed. 


NEGATIVE 


A line in “C” and NO LINE in “T”’ means 
the patient DOES NOT have falciparum 
malaria. 


Malaria Ag Pt Ss 


The result is POSITIVE for P. fa/cijparum malaria if there is a pink/pink-purple band in both the 
test and control areas of the result window. 


44 


POSITIVE 


Aline in “C” AND a line in “T” means the patient 
DOES have falciparum malaria. 


Malaria Ag Pf 


The test is POSITIVE even if the line in 
“T” is faint. 


Malaria Ag Pt Neg T = A _ 
a a 
a i 


If no control band is observed on the device, the test is invalid. It must be repeated with consent 
from the parent/responsible adult using a new device. 


INVALID RESULT 


NO LINE in “C” and a line or no line in “T” 
means the test is INVALID. 


Repeat the test using a new RDT if no 
control line appears. 


4.H. Treatment protocol for malaria positive children 


Malaria treatment will be provided to children testing malaria positive in the [YEAR] XMIS. 
Following the national malaria treatment guidelines, children will be treated with [FIRST LINE 
ACT]. Prior to treating children, it must be determined whether or not the child is in need of 
treatment. If the child has taken [ACT] within the previous 2 weeks or is currently taking [ACT] to 
treat the malaria, it is not appropriate to give him/her additional medication. Rather, if the child 
has already received medication, read the following statement to the parent/responsible adult and 
skip to [Q. 129]: 


ALREADY TAKING [FIRST LINE MEDICATION] REFERRAL STATEMENT 


You have told me that {NAME OF CHILD} had already received [FIRST LINE OF MEDICATION] for malaria. Therefore, | 


cannot give you additional [FIRST LINE OF MEDICATION]. However, the test shows that he/she has malaria. If your child has 
a fever for 2 days after the last dose of [FIRST LINE MEDICATION], you should take the child to the nearest health facility for 
further examination. 


For each child with a positive malaria test and who hasn’t taken [FIRST LINE ACT] in the past 2 
45 


weeks, request consent from the parent/responsible adult to provide [FIRST LINE ACT] using the 
following language: 


ASK CONSENT FOR MALARIA TREATMENT FROM PARENT/RESPONSIBLE ACCEPTED MEDICINE 
ADULT: REFUSED MEDICINE 


The malaria test shows that {NAME OF CHILD} has malaria. We can give you free 
medicine. The medicine is called [FIRST LINE OF MEDICATION]. [FIRST LINE OF 
MEDICATION] is very effective and in a few days it should get rid of the fever and other 


symptoms. You do not have to give {NAME OF CHILD} the medicine. This is up to you. 
Please tell me whether you accept the medicine or not. 


The correct dosage of [ACT] depends on the child’s weight/age: 


[ACT] dosage guidelines for children with positive malaria tests 


The first dose of [FIRST LINE ACT] should be administered to the child by the biomarker 
technician. The nurse/health technician should advise the parent/responsible adult on how to 
administer the subsequent doses of [ACT]. The parent/responsible adult should also be told that 
the child must be given the full 3 days of medication so that the infection will be cleared. The 
nurse/health technician should also advise the parent that additional [ACT] tablets must be 
obtained and given to the child if the child vomits within an hour of taking a tablet. 


The nurse/health technician should also tell the parent/responsible adult to take the child to a 
health facility immediately if the child experiences a fever for 2 days after taking the last dose of 
medication. 


4.1. Storage and transport of thick blood smears 


The blood smears you make in the field for malaria testing must be properly stored. They must 
be allowed to dry thoroughly, protected from dust, flies, debris and other contaminants and kept 
from high levels of humidity. Follow the guidelines below to maintain high quality blood smears 
during storage. 


1. After returning from the field each day, you should inspect the slides you collected that 
day to check their quality. Be sure to wear gloves during your inspection. 


2. You should also check that you have one thick smear for each eligible child you tested 
that day, and that each slide has a barcode label. Check that the barcode label in the 
Biomarker Questionnaire ([Q. 123]) matches one placed on the Microscope Slide 
Transmittal Form. Note any discrepancies and try to resolve them. If you are missing 
slides for any child for whom you have recorded that a smear was prepared, you must go 
back to the household and ask permission to test the child again. 


3. Make sure that you do not touch the smears accidentally with your fingers or with any 
materials you carry in the field and that there is no dust or dirt particles embedded in the 


46 


blood. If you touch the smear before it has dried thoroughly, you must go back to the 
household and ask permission to collect another blood smear. 


The next morning before going to the field, you must: 


4. 


5. 


Check the thick smears to make sure that they have dried completely. 


Transfer the thick blood smears from the cardboard tray into the slide slots of blue slide 
storage box, beginning with the first column. 


Place the blue slide storage box in a Ziploc bag containing about 3 to 5 sachets of 
desiccant. It is very important that the zip-loc bag remained sealed. The buildup of humidity 
can damage blood smears. Monitor the desiccants for color change from blue to pink. As 
necessary, remove pink desiccants and replace with new desiccant packets. Each 
morning that you are in the cluster, add the additional smears you have collected to the 
slide box. You will use one blue slide storage box per cluster. Mark both the slide box and 
the Ziploc back with the cluster number. 


Transferring the thick smears to the laboratory 


Periodically, field coordinators or other members of the [YEAR, COUNTRY MIS] team will visit to 
pick up the blood smears and transfer them to the central office and then to the laboratory for 
further processing. You will transfer slides for completed clusters only. 


To make sure that all the slides are transferred, you must check the slides against the 
Microscope Slide Transmittal Form and the Biomarker Questionnaires for each cluster. Please 
see an example of the Microscope Slide Transmittal Form in Appendix X. Follow these steps 
for in preparation for transferring the slides: 


1. 


Put on Gloves. Remove the blue slide storage box from the Ziploc bag. Check the 
barcode on each thick smear slides against the barcodes on the Microscope Slide 
Transmittal Form. Put a check mark in the column labelled TECHNICIAN for each slide 
with corresponding barcode found on the Microscope Slide Transmittal Form. 


Complete the Microscope Slide Transmittal Form. Count the total number of blood 
smears (slides) and record the number in Column (3). 


Sign your name in Column (4) and record the date in Column (6). Note any discrepancies 
in Column (7). 


The team supervisor will re-verify that the barcodes on the smears match the barcodes on 
the Microscope Slide Transmittal Form. 


Fold the Microscope Slide Transmittal Form along the dotted lines (so that the bar- 
coded labels are not folded) and keep it with the slides in the blue slide storage box or 
Ziploc bag until the slides are collected by the field coordinator or other staff member who 
is picking up the slides for all completed clusters. 


47 


6. When the field coordinator collects the slides for completed clusters from the teams, 


AJ. 


he/she will verify the number of slides on the Microscope Slide Transmittal Form with 
the field supervisor. They will then be taken to the central survey office for checking before 
being transferred to the laboratory for processing. 


Precautions to take during malaria testing 


The following are common mistakes made during malaria testing: 


Inadequate filling of the malaria RDT. The blood collection device should be filled 
correctly with the recommended volume by the RDT kit manufacturer. The entire volume 
of blood should be blotted in the sample collection well. 


Improperly stored RDTs should not be used for testing. RDTs have specific storage 
requirements and should not be used if these storage requirements were not followed. 
The containers must be kept closed when not in use to avoid exposure to moisture, which 
may destroy the reagents or alter the properties of the test. 


Using kit components with different lot numbers. Always use the reagents that are 
supplied with the RDT kits. Do not swap buffers or cassettes from different kits. 


Not labelling the slide. As the blood smear will be taken to another location where the 
microscopic examination will be done, it is critical that the smears are labelled with a 
barcode so the result can be matched to the child. 


Not using free-flowing blood. It is important that the blood be free flowing, especially 
the drops used for preparing the blood smear. 


Touching the glass slide with fingers wet with alcohol. This can result in alcohol and 
dirt contamination of the glass slide preventing the proper spread and drying of the blood 
smear. 


Using greasy slides to prepare thick smears. Preparing blood smears on greasy slides 


results in smears with holes and streaks, as the grease does not allow the blood to spread 
evenly on the slide. These slides cannot be properly read. 


48 


Chapter 5. BIOHAZARDOUS WASTE DISPOSAL 


Learning objectives 


= Define biohazardous waste 

= Define biohazardous waste disposal 

= How to collect and store biohazardous waste during training and fieldwork 
=m Procedures for field disposal of biohazardous waste 

=u Methods of destroying biohazardous waste 


5.A. Introduction 


Any material that has come in contact with blood or other bodily fluids such as lancets, alcohol 
swabs, gauze, and gloves are considered to be biohazardous waste (hazardous to other 
humans). Safe disposal of such material (biohazardous waste disposal) is crucial to prevent the 
transmission and spread of various bloodborne diseases, such as hepatitis B and HIV, among 
survey personnel and survey respondents. Biohazardous waste must be collected in 
biohazardous waste bags or sharps containers immediately following blood collection and testing, 
securely stored and transported, and safely disposed of prior to leaving a cluster. Both 
biohazardous waste bags and sharps containers have a special logo warning about biohazardous 
content. Sharps containers should be securely closed for safe storage and transportation of used 
sharp materials. 


5.B. Collecting and storing waste during trainings and fieldwork 


During training and while in the field/during data collection, all soiled (containing blood) biomarker 
supplies (for example: absorbent sheets, gloves, gauze, etc.), and their packaging will be placed 
in a biohazardous waste bag. Items identified as sharps, posing a personal health risk to 
biomarker technicians, respondents and anyone disposing of waste (for example: safety- 
engineered lancets) will be collected in a sharps container. 


Biohazardous Waste Bags 


For the [YEAR] [COUNTRY] MIS, three sizes of biohazardous waste bags are provided: small 2- 
3 gallon (7.5-11.3 liters), medium 7-10 gallon (26.5-37.8 liters) and large 12-14 gallon (45.4-52.9 
liters). The small “household” waste bag will be used to collect all the non-sharps biohazardous 
waste from one household. Once the biomarker technician has completed processing all eligible 
respondents within a single household, the small biohazardous waste bag should be tied in a knot 
making sure to remove any excess air. When traveling from one household to another, all 
individually knotted small biohazardous waste bags should be stored in a medium “field” waste 
bag for easier transport. Thus, the biomarker technician can carry around one medium 
biohazardous waste bag instead of five or so small waste bags. At the team space or vehicle 
(wherever the biohazardous waste is being stored), all used medium biohazardous waste bags 
should have the excess air removed from them and be transferred for storage into a large “cluster” 
waste bag. The large biohazardous bag should hold all the waste collected within a cluster. If 


49 


not, a second cluster bag may be used. See the table below for each biohazardous waste bag 
and their appropriate use. 


Biohazardous Waste Appropriate Use Storage When Filled 
Bag 


2 to 3-gallon Small household biohazardous waste Store inside of medium 
bag biohazardous bag 


7 to 10-gallon Stores the small biohazardous waste | Store inside of large biohazardous 
bags used in households for easier bags 
transport though the field 


12 to 14-gallon Stores the medium biohazardous Store at the team space until 
waste bags per cluster disposal at a local health facility 


If all the waste from one household will not fit into one 2-3 gallon small biohazardous waste bag, 
please use another small bag to collect the remaining household waste. Generally, 1-2 large 
cluster bags are enough to hold all the waste from one cluster. 


Sharps Containers 


For the [YEAR] [COUNTRY] MIS, [SIZE] sharps containers are provided. Sharps are any items 
used to measure biomarkers (and as a result are contaminated with biohazardous bodily fluids or 
blood) that can puncture through the thin plastic bionazardous waste bags. All sharps containers 
used in the [XMIS] are made of puncture-proof plastic so any item placed inside of them will not 
puncture through the material. This is not the case for the plastic biohazardous waste bags. 
Sharp items include, but are not limited to, safety-engineered lancets. [For an MIS, glass slides, 
cartridges and pipettes should be considered sharps]. To protect both the biomarker technicians 
and the respondents, safety-engineered lancets are used to reduce exposure to blood and 
injuries. These lancets are one-time use and thus, the blade permanently retracts into the casing 
after being triggered. However, if these lancets are tampered with after use (i.e., taken apart), it 
is possible to recover the blade inside the casing, so we place lancets inside the sharps container. 
Unlike the biohazardous waste bag, items cannot be recovered from the sharps container once 
they are sealed. 


Note: you should NEVER attempt to remove any biohazardous waste material once it is 
discarded in the biohazardous waste bag or sharps container! 


See the table below for sharps containers and their appropriate use. 


Sharps Containers Appropriate Use Storage When Filled 


5 quarts Sharp biohazardous waste from a Store at the team space until 
(4.7 liters) cluster disposal at a local health facility 


All sharps containers recommended by The DHS Program have a fill line printed on the outside. 
50 


Do not fill the sharps containers with material past this line. Sharps containers once sealed cannot 
be reused. So once a sharps container is filled, close the lid and dispose of at a designated health 
facility. Start each cluster with a new sharps container even if the last sharps container from the 
previous cluster has yet to reach the fill line. 


Sharps container labels 


5.C. Procedures for disposal of biohazardous waste 


Biohazardous waste is generated at three stages during the [YEAR] [COUNTRY] MIS: during the 
training, during field practice, and during fieldwork. Prior to generating any biohazardous waste, 
[Implementing Agency] in partnership with the [Ministry of Health, NACP or other country specific 
agencies] must identify health facilities that will dispose of the biohazardous waste collected 
according to [Country] national standards. A list of these health facilities and their contact 
information should be provided to the team supervisors by the [implementing agency] along with 
a letter from the MOH detailing the mission of the survey, introducing the team, and outlining the 
services needed from that facility. 


At the end of training and after each blood collection within the household, all the non-sharps 
materials used during the testing (i.e., gloves, alcohol swabs, and gauze pads) are to be placed 
in a 2-3 gallon household biohazardous waste bag. All sharp materials (i.e., lancets and glass 
slides) are to be placed in the sharps container. All biohazardous materials should be immediately 
placed in the appropriate waste bag or container after use. For instance, once you have pricked 
the finger or heel with the lancet, you should place the lancet directly into the sharps container, 
do not place the lancet back on the absorbent sheet. 


Before proceeding to a new cluster, team supervisors should identify (from the list of facilities 
provided by [implementing agency], the local health facility where the waste can be safely 
destroyed. Team supervisors should contact the health facility prior to or soon after entering the 
cluster to introduce themselves and inform the local health facility that the team intends to dispose 
of the biohazardous waste from the cluster(s) there. One health facility may be used for the 
disposing of waste from multiple clusters; hence it is considerate to inform the local health facility 
ahead of time. 


51 


5.D. Methods of destroying/decontaminating biohazardous waste 


It is likely that the local health facilities identified by the government for safe disposal of 
biohazardous waste during the [YEAR] [COUNTRY] MIS will use one or a combination of the 
following methods to destroy or decontaminate the biohazardous waste. The two methods listed 
below are the best management options for solid infectious waste for small-scale activities. 


Incineration 


Incineration is the process of burning biohazardous waste and reducing the waste volume by 
about 80%. Incineration can take place in a chamber or drum/brick furnace. Through this method, 
99% of microorganisms on biohazardous waste and contaminated sharps are destroyed. 
However, the sharps found in ashes can still pose a physical hazard. Open-air incineration is less 
effective at disinfecting and has the potential for incomplete burning (leaving behind infectious 
material), is more hazardous to the staff involved and runs a greater risk of unburned supplies 
being scavenged by people and animals. 


Autoclave 


Autoclaving is the process of sterilizing waste with steam treating at high temperature and 
pressure. In order to be effective, the steam needs to be able to penetrate the waste. Autoclaving 
can also be used to sterilize reusable medical waste. We do not autoclave and reuse any of the 
materials used in the [YEAR] [COUNTRY] MIS. 


A few points to remember when you are collecting and storing biohazardous waste in the field: 


e NEVER leave biohazardous waste in households 

e Biohazardous waste should NEVER be disposed of in general solid waste containers or 
facilities 

e Never store anything in the biohazardous waste bags or sharps containers other than 
biohazardous waste 

e Once closed, the sharps containers cannot be reopened, so take care when moving 
through the field not to close the container prior to reaching the fill line 


52 


Chapter 6. APPENDIX 


6.A. Malaria brochure 


LOGO 
| 


Name of the Household Head: 


[NAME OF SURVEY] 


Malaria diagnosis: 


Positive Negative 


TREATMENT FOR 
MALARIA PROVIDED: 


Malaria diagnosis: 


Positive Negative 


TREATMENT FOR 
MALARIA PROVIDED: 


Malaria diagnosis: 


Positive Negative 


TREATMENT FOR 
MALARIA PROVIDED: 


Malaria diagnosis: 


Positive Negative 


TREATMENT FOR MALARIA 
PROVIDED: 


TREATMENT WITH FIRST LINE: if FIRST LINE. ACT] 


Weight in KG Content Dosage* 
25 mg XX + 67.5 mg XX 


50 XX+ 135 XX 
mg ma 1 tablet once a day for 3 days 


29kg <18 kg 1-4 years 


* If the child has a fever for two days after completing the last dose of [FIRST LINE ACT], you should take him or hertoa 
health professional for treatment right away 


A\ If your child develops the following 
symptoms you should go to the health 
facility: 


For questions concerning the survey please contact 
the following: 


Extreme weakness . : 

. National Malaria Control Program 
Loss of consciousness 
Rapid or difficult breathing 
Seizures 
Jaundice or yellow skin 
Dark urine 


Abnormal bleeding 


[NAME: CELL NUMBER] 
[NAME: CELL NUMBER] 


[OTHER RELEVANT AGENCY] 
[NAME: CELL NUMBER] 


6.B. Severe malaria referral 


[COUNTRY] MALARIA INDICATOR SURVEY: Severe Malaria Referral 


During the YEAR COUNTRY MIS (Name), age 


months / years, was tested for malariaon__——/__—=—/___, with a Rapid Diagnostic Test (RDT). 


He/she tested positive for malaria, and is displaying the following signs of severe malaria: 


___ EXTREME WEAKNESS ____ HEART PROBLEMS 


___ LOSS OF CONSCIOUSNESS ___ RAPID OR DIFFICULT BREATHING 


___ SEIZURES ___ ABNORMAL BLEEDING 


___JAUNDICE OR YELLOW SKIN ____ DARK URINE 


He/she appears to be very ill and did not receive treatment for the malaria. THIS CHILD NEEDS TO 
BE TAKEN TO A HEALTH FACILITY RIGHT AWAY. 


54 


6.C. Slide transmittal form 


[YEAR] [COUNTRY] [MALARIA INDICATOR] SURVEY 
MICROSCOPE SLIDE TRANSMITTAL FORM (FRONT SIDE) 


[FIELDWORKER] NUMBER CLUSTER NUMBER 


PERSON 
SENDING/ 


SIGNATURE 
(CONFIRMING THAT 
EACH SLIDE IS 


SIGNATURE 
(CONFIRMING COUNT 
OF MICROSCOP SLIDES 


NOTES 


(NOTE ANY DISCREPANCY 
IN NUMBERS OF SLIDES) 


TOTAL COUNT OF 
MICROSCOPE SLIDES 


RECEIVING TIME TO FILLIN PRESENT - SEE BACK IN COLUMN 3) 


SAMPLES FORM 


AFTER 
BIOMARKER 
TECHNICIAN HAS 
DONE HIS/ HER 
COUNT 


BIOMARKER 
TECHNICIAN 


TEAM WHEN CLUSTER IS 
SUPERVISOR COMPLETED 


FIELD WHEN SAMPLES 
COORDINATOR | ARE PICKED UP IN 
FIELD 


UPON ARRIVAL AT 
LAB 


INSTRUCTIONS 

BIOMARKER TECHNICIAN: Upon completion of a cluster, verify that the barcode label on each slide collected in that cluster 
corresponds to a barcode label pasted to the back of this transmittal form and vice-versa. Note any discrepancies in Column (7). 
Count and record the total number of blood smears (slides) in Column (3). Sign your name in Column (4) and record the date in 
Column (6). Fold and store this transmittal form in the Ziploc bag with the box containing the slides. 

TEAM SUPERVISOR: After the biomarker technician has verified the slides, the team supervisor will conduct a second verification. 
Verify that the barcode label on each slide collected in that cluster corresponds to a barcode label pasted to the back of this 
transmittal form and vice-versa. Note any discrepancies in Column (7). Count and record the total number of slides in Column (3). 
Sign your name in Column (4) and record the date in Column (6). Fold and store this transmittal form in the box containing the 
slides. 

FIELD COORDINATOR: Before returning to the laboratory with the slides, you will count and record the total number of blood 
smears (slides) in Column (3). Sign your name in Column (5) and record the date in Column (6). Note any discrepancies in Column 
(7). Fold and store this transmittal form in the box containing the slides. 

RECEIVER AT THE LABORATORY: Upon receiving the blood smears (slides) from the [FIELD COORDINATOR], verify that the barcode 
label on each blood smear (slide) collected in that cluster corresponds to a barcode label pasted on the back of this transmittal form 
and vice-versa. Count and record the total number of slides in Column (3). Sign your name in Column (4) and record the date in 
Column (6). Note any discrepancies in Column (7) and inform the [IMPLEMENTING AGENCY]. 


Note: This form will be destroyed under the direction of the Lab Director after all blood smears have been stained and read and a_ 


[YEAR] [COUNTRY] [MALARIA INDICATOR] SURVEY 


BLOOD SMEAR (SLIDE) TRANSMITTAL FORM (BACK SIDE) 
i — aes [seal 


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