Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 1 · 100%High 0 · 0%

Reduction and pharmacotherapy vs reduction alone

Subgroup: varenicline only; smoking cessation (≥ 6 month · people who smoke

Reduction and pharmacotherapy probably leads to higher subgroup: varenicline only; smoking cessation (≥ 6 month compared with reduction alone (moderate certainty).

1 finding from 1 review

Smoking reduction interventions for smoking cessation 2019 · Cochrane Headline outcomes only
RR 3.99 [2.93, 5.44]
1 study · 1510 participants
Moderate