Table 1 Data collection overview
Data collection phase | Instruments |
|---|---|
Baseline (12,000) | Participant identification, anthropometrics, and habits Socioeconomic characteristics Household characterisits Previous gestational information Maternal depression (EPDS) Neighborhood characteristics and social support Couples’ conflict Parental knowledge Maternal cognitive development (WAIS) Paternal characteristics |
Main endline (N = 3000) | Child development (PRIDI) – Primary outcome Maternal depression (CES-D) Caregiver self efficacy (PSOC) Parental style (ACT) Parental knowledge Child anthropometrics (height and weight) |
In-depth endline assessment (N = 240) | Attachment and caregiver interactions (OMCI) Bayley Scales for Infant and Toddler Development (BSID-III) |
Qualitative interviews | Focus groups with child development agents and group-meeting facilitators Individual interviews with program beneficiaries divided by full compliers, non-compliers, and dropouts by intervention study arm |