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What do systematic reviews say?

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Evidence found and GRADE certainty

3,024 questions · 3,338 findings · 330 reviews

No studies found 735 · 22%GRADE not reported 282 · 8.4%Very low 962 · 28.8%Low 870 · 26.1%Moderate 384 · 11.5%High 105 · 3.1%

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