Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,183 questions · 2,385 findings · 241 reviews

No studies found 558 · 23.4%GRADE not reported 158 · 6.6%Very low 704 · 29.5%Low 618 · 25.9%Moderate 276 · 11.6%High 71 · 3%

Behavioural intervention vs minimal control

Smoking cessation · young people

Behavioural interventions showed no clear difference in individual counselling (in‐person) vs control Smoking cessation compared with minimal control (low certainty).

5 findings from 1 review
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Psychosocial interventions vs control

Acceptability ‐ total dropouts · adults (aged 18 and older) exposed to a traumatic event

It is very uncertain whether psychosocial interventions changes dropouts for any reason at endpoint compared with control (very low certainty).

1 finding from 1 review