Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,756 questions · 13,493 findings · 1,305 reviews · Headline outcomes only

No studies found 2,594 · 19.2%GRADE not reported 728 · 5.4%Very low 2,868 · 21.3%Low 3,777 · 28%Moderate 2,620 · 19.4%High 906 · 6.7%

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Low‐dose colchicine vs placebo

Total adverse events · acute gout

Low‐dose colchicine showed no clear difference in total adverse events compared with placebo (low certainty).

1 finding from 1 review

High‐dose colchicine vs placebo

Participant global assessment of treatment success: proportion with 50% or greater decrease in pain score from baseline ‐ 32 to 36 hours · acute gout

High‐dose colchicine may leads to higher participant global assessment of treatment success: proportion with… compared with placebo (low certainty).

1 finding from 1 review

Nicotine replacement therapy vs placebo

Change in weight (kg) · People who have quit smoking

Nicotine replacement therapy for smoking cessation showed no clear difference in mean weight change (kg) at end of treatment compared with placebo (moderate certainty).

3 findings from 1 review

Varenicline vs placebo

Change in weight (kg) · People who have quit smoking

Varenicline for smoking cessation showed no clear difference in mean weight change (kg) at end of treatment compared with placebo (high certainty).

3 findings from 1 review

Fluoexetine vs placebo

Change in weight (kg) · People who have quit smoking

Fluoexetine showed no clear difference in mean weight change (kg) at end of treatment compared with placebo (low certainty).

2 findings from 1 review