Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,841 questions · 1,893 findings · 109 reviews · Headline outcomes only

No studies found 546 · 28.8%GRADE not reported 117 · 6.2%Very low 613 · 32.4%Low 473 · 25%Moderate 118 · 6.2%High 26 · 1.4%

Pharmacological interventions vs placebo

Smoking cessation · young people

It is very uncertain whether pharmacological interventions changes bupropion vs placebo Smoking cessation compared with placebo (very low certainty).

3 findings from 1 review

Pharmacological interventions vs placebo

Adverse events (control ‐ placebo) · young people
3 findings from 1 review