Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,281 questions · 1,361 findings · 120 reviews · Developmental, Psychosocial and Learning Problems

No studies found 286 · 21%GRADE not reported 61 · 4.5%Very low 381 · 28%Low 381 · 28%Moderate 228 · 16.8%High 24 · 1.8%

Summary of findings: NBAS or NBO vs control

Caregiver knowledge (related to infants' physical capacities, including reflexes and senses) Assessed at postintervention, using multiple choice factual questions; higher scores indicate better outcome · caregiver‐infant dyads
1 finding from 1 review

Educational intervention vs no educational intervention

Age at introduction of complementary foods Measurement: proportion participants with event · children of complementary feeding age

Educational intervention probably leads to lower age at introduction of complementary foods Measurement: proportion… compared with no educational intervention (moderate certainty).

1 finding from 1 review

Educational intervention vs no educational intervention

Stunting · children of complementary feeding age

Educational intervention showed no clear difference in nutritional status: stunting (H/LAZ ≤ −2 SD) Measurement: proportion… compared with no educational intervention (low certainty).

1 finding from 1 review

Educational intervention vs no educational intervention

Wasting · children of complementary feeding age

Educational intervention showed no clear difference in nutritional status: wasting (WH/LZ ≤ −2 SD) Measurement: proportion… compared with no educational intervention (low certainty).

1 finding from 1 review

Educational intervention vs no educational intervention

Underweight · children of complementary feeding age

Educational intervention showed no clear difference in nutritional status: underweight (WAZ ≤ −2 SD) Measurement:… compared with no educational intervention (low certainty).

1 finding from 1 review