Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

897 questions · 966 findings · 73 reviews

No studies found 269 · 27.8%GRADE not reported 101 · 10.5%Very low 284 · 29.4%Low 180 · 18.6%Moderate 107 · 11.1%High 25 · 2.6%

Antihypertensive drug therapy vs placebo

Number of cases of dementia Range of · participants without prior cerebrovascular disease for prevention of cognitive impairment and dementia

It is very uncertain whether antihypertensive therapy changes number of cases of dementia Range of compared with placebo (very low certainty).

1 finding from 1 review

Antidepressants vs placebo

Clinical response of depression · adults with psychotic depression

It is very uncertain whether antidepressant changes clinical response of depression compared with placebo (very low certainty).

1 finding from 1 review