Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,486 questions · 2,727 findings · 268 reviews

No studies found 600 · 22%GRADE not reported 229 · 8.4%Very low 789 · 28.9%Low 707 · 25.9%Moderate 314 · 11.5%High 88 · 3.2%

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

Individual level cognitive behavioural intervention vs no intervention

Self‐reported victimisation. Post intervention. · Adult workers with a learning disability

It is very uncertain whether individual level cognitive behavioural intervention changes self‐reported victimisation. Post intervention. compared with no intervention (very low certainty).

2 findings from 1 review

Individual level cognitive behavioural intervention vs no intervention

Self‐reported perpetration. Post intervention. · Adult workers with a learning disability

It is very uncertain whether individual level cognitive behavioural intervention changes self‐reported perpetration. Post intervention. compared with no intervention (very low certainty).

2 findings from 1 review

Psychological intervention (positive reinforcement) vs Alternative psychological intervention (negative reinforcement)

Sucking cessation (long term) · Children with a non-nutritive sucking habit (digit or pacifier)
1 finding from 1 review

Psychosocial interventions vs control

Mental well‐being at · promoting the mental health of people living in LMICs affected by humanitarian crises (children)
2 findings from 1 review

Psychosocial interventions vs control

Functioning at · promoting the mental health of people living in LMICs affected by humanitarian crises (children)
2 findings from 1 review

Psychosocial interventions vs control

Prosocial behaviour at · promoting the mental health of people living in LMICs affected by humanitarian crises (children)
2 findings from 1 review