Varenicline vs combination nicotine replacement therapy: Smoking abstinence at longest
Varenicline showed no clear difference in smoking abstinence at longest compared with combination nicotine replacement therapy (low certainty).
What each review found
Include earlier review versions| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Varenicline vs combination nicotine replacement therapy Smoking abstinence at longest · people who smoke tobacco Varenicline showed no clear difference in smoking abstinence at longest compared with combination nicotine replacement therapy (low certainty). Nicotine receptor partial agonists for smoking cessation (2023) · Cochrane Headline outcomes only | RR 1.02 [0.87, 1.2] | 5 studies · 2344 participants | Low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Nicotine receptor partial agonists for smoking cessation 2023 · Cochrane Headline outcomes only | Not reported | list not extracted yet | Not assessed |
Studies behind the findings
None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.