Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

120 questions · 120 findings · 6 reviews · Public Health · Headline outcomes only

No studies found 44 · 36.7%GRADE not reported 8 · 6.7%Very low 29 · 24.2%Low 23 · 19.2%Moderate 12 · 10%High 4 · 3.3%

Nutrition education intervention for pregnant women vs no intervention or standard care to reduce stunting (height‐for‐age, length at 18 months)

Low birth weight (g) · pregnant women

Nutrition education intervention for pregnant women may leads to higher low birth weight (g) compared with standard care or no intervention, to reduce stunting (low certainty).

1 finding from 1 review

Zinc supplementation in pregnant women vs supplementation without zinc or placebo to reduce stunting

Low birth weight (g) · pregnant women

Zinc supplementation in pregnant women showed no clear difference in low birth weight (g) compared with supplementation without zinc or placebo to reduce stunting (moderate certainty).

1 finding from 1 review

Intervention not reported

Became severely acutely malnourished Incidence of first event per 1000 child months ( · children and adults in low‐ and middle‐income countries

It is very uncertain whether the intervention changes became severely acutely malnourished Incidence of first event per… (very low certainty).

1 finding from 1 review