Iannotti 2014.
Methods | Study date: 2014. Study Design: RCT | |
Participants | SES or context: Urban slums of Haiti Nutritional status: The average WAZ ranged from ‐0.70 ‐0.85 Age: 6 ‐ 11 months at start of study Sex: Both. Slightly more girls than boys in all groups Number: 589 recruited to 3 groups (after 6 months follow‐up there were: control = 144, intervention = 150, other treatment = 126) |
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Interventions | Intervention: Feeding + 2 intervention groups: 3 month Lipid nutrient supplement, 6 month LIpid Nutritent supplement. Home‐delivered; 1 sachet per day. Parents asked to feed children Energy: On average, the daily supplements provided 108 kcal and 23% of protein Duration: 6 month% DRI for energy: 15% % DRI for protein: 23% Control: No supplement Provider: Researchers with funding from Bill & Melinda Gates Foundation, the Inter‐American Development Bank, the World Bank, and the United Nations World Food Program Supervised: Once monthly Compliance: 98% of mothers reported that the children ate all of the supplement |
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Outcomes | Physical: LAZ, WAZ, WHZ | |
Notes | ||
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Random sequence generation (selection bias) | Low risk | Says infants were randomly assigned. Drawn from container |
Allocation concealment (selection bias) | Low risk | Sealed paper forms were drawn from a container |
Baseline outcome measurements | Low risk | WAZ, HAZ, WHZ not significantly different |
Baseline characteristics | Unclear risk | Not applicable |
Incomplete outcome data (attrition bias) All outcomes | Low risk | Approximately the same proportion missing in each group and reasons unlikely to be related to outcome (most moved to country) |
Blinding of outcome assessment (detection bias) All outcomes | Unclear risk | Not mentioned |
Blinding of participants and personnel (performance bias) All outcomes | High risk | Not mentioned |
Protection from contamination | Unclear risk | Not applicable |
Selective reporting (reporting bias) | Unclear risk | No access to protocol |