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Table 2 Variables measured and data collection instruments in the ALIMUS trial

From: ALIMUS—We are feeding! Study protocol of a multi-center, cluster-randomized controlled trial on the effects of a home garden and nutrition counseling intervention to reduce child undernutrition in rural Burkina Faso and Kenya

Module

Measure/variable

Questionnaire/instrument

Demographic

Age (months), sex (male/female), mother’s age (years), mother’s ethnicity (categorical), mother’s religion (categorical)

Questionnaire

Socioeconomic

1. Mother’s education (categorical), mother’s occupation (categorical), mother’s marital status (categorical)

2. Number of people in the household (continuous)

3. Type of housing (roof, wall, ground), access to and type of water source (categorical), access to and type of toilet and electricity (categorical), availability of 14 household assets (yes/no), availability of 9 animals (yes/no)

4. Main source and amount of income (categorical and continuous), main type and amount of household expenditures (categorical and continuous)

1. Questionnaire

2. Questionnaire

3. Questionnaire

4. Questionnaire

Diet

1. Breastfeeding (starting age, ending age)

2. Complementary feeding (starting age)

3. Usual food intake

1. Questionnaire

2. Questionnaire

3. African-specific Food Propensity Questionnaire (AFPQ)

Nutritional status

1. Anthropometry [length/height (cm), weight (kg), mid-upper arm circumference (cm)]

2. Food insecurity

3. Hemoglobin concentration (Hb)

4. Functional status of iron and zinc

1. Measuring board SECA 417; stadiometer SECA 213; weighing scale SECA 878

2. Household Food Insecurity Access Scale (HFIAS); Household Hunger Scale (HHS) [34, 35]

3. HemoCue Hb 201+, HemoCue, Germany

4. Hand-held spectrometer (Zell-Check®, 2019)

Malaria

1. Body temperature (°C)

2. Self-reported history of fever in the past 48 h (yes/no)

3. Self-reported symptoms of malaria in the past 48 h (yes/no)

4. Malaria parasites (yes/no); parasite count (/μL)

1. Axillary measurement

2. Questionnaire

3. Questionnaire

4. Thick blood film and microscopy

Process monitoring

1. Inputs to home gardens and nutrition counseling

2. Outputs from home gardens

3. Knowledge gain from home garden training and nutrition counseling

1. Assets and activity tracking cards

2. Garden diary

3. Qualitative interview guides

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Trials

ISSN: 1745-6215