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Evidence found and GRADE certainty

4,776 questions · 7,311 findings · 959 reviews · Headline outcomes only

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No studies found 1,498 · 20.5%GRADE not reported 303 · 4.1%Very low 1,839 · 25.2%Low 1,991 · 27.2%Moderate 1,277 · 17.5%High 403 · 5.5%

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Fluid instillation vs no fluid instillation

Incidence of STP at 24 hours post‐operatively · women undergoing a diagnostic or operative laparoscopic gynaecological procedure

Fluid instillation probably leads to lower incidence of STP at 24 hours post‐operatively compared with no fluid instillation (moderate certainty).

1 finding from 1 review

Intraperitoneal drain vs no intraperitoneal drain

Incidence of STP at 24 hours post‐operatively · women undergoing a diagnostic or operative laparoscopic gynaecological procedure

Intraperitoneal drain may leads to lower incidence of STP at 24 hours post‐operatively compared with no intraperitoneal drain (low certainty).

1 finding from 1 review

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

Birth length · pregnant women

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

1 finding from 1 review

Nutrition systems strengthening interventions targeting children vs no intervention or standard care to reduce stunting (height‐for‐age, length at 18 months)

Mean height‐for‐age z‐score · children under 5 years old

Nutrition systems strengthening interventions targeting children may leads to higher height‐for‐age (z‐score) at 18 months compared with no intervention or standard care to reduce stunting (height‐for‐age,… (low certainty).

1 finding from 1 review

Nutrition systems strengthening interventions targeting children vs no intervention or standard care to reduce stunting (height‐for‐age, length at 18 months)

Length (cm) · children under 5 years old

Nutrition systems strengthening interventions targeting children may leads to higher length (cm) at 18 months compared with no intervention or standard care to reduce stunting (height‐for‐age,… (low certainty).

1 finding from 1 review