Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
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%

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