Findings

What do systematic reviews say?

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

Ranked among the 5,000 newest matching findings; add words or filters to narrow the search.

Intervention not reported

Nicotine patch · adults (aged ≥ 18 years) who smoked cigarettes Components: components of pharmacological and e‐cigarette (EC) interventions for smoking…

The intervention showed no clear difference in nicotine patch (low certainty).

1 finding from 1 review

Intervention not reported

Fast‐acting NRT (nicotine other) · adults (aged ≥ 18 years) who smoked cigarettes Components: components of pharmacological and e‐cigarette (EC) interventions for smoking…

The intervention showed no clear difference in fast‐acting NRT (nicotine other) (low certainty).

1 finding from 1 review

Intervention not reported

Bupropion · adults (aged ≥ 18 years) who smoked cigarettes Components: components of pharmacological and e‐cigarette (EC) interventions for smoking…

The intervention showed no clear difference in bupropion (moderate certainty).

1 finding from 1 review

Intratympanic corticosteroids vs placebo/no treatment

Improvement in vertigo frequency · Ménière’s disease

Intratympanic corticosteroids showed no clear difference in improvement in vertigo frequency compared with placebo/no treatment (low certainty).

2 findings from 1 review

Intratympanic corticosteroids vs placebo/no treatment

Change in vertigo frequency · Ménière’s disease
3 findings from 1 review

Intratympanic gentamicin vs no treatment/placebo

Improvement in vertigo frequency · Ménière’s disease

It is very uncertain whether intratympanic gentamicin changes improvement in vertigo frequency compared with no treatment/placebo (very low certainty).

2 findings from 1 review