Search

What do systematic reviews say?

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

87 questions · 87 findings · 1 reviews · Cystic Fibrosis and Genetic Disorders

No studies found 47 · 54%GRADE not reported 0 · 0%Very low 38 · 43.7%Low 1 · 1.1%Moderate 1 · 1.1%High 0 · 0%

Pine bark extract vs placebo

Improvement of asthma symptoms; · children and adults with asthma diagnosed by American Thoracic Society criteria

It is very uncertain whether pine bark extract changes decrease in asthma symptoms compared with placebo (very low certainty).

1 finding from 1 review

Pine bark extract vs placebo

Secondary outcome 1. Physician‐assessed clinical signs Number for whom treatment success was judged as good or very good · adults with CVI

It is very uncertain whether pine bark extract changes treatment efficacy as judged by physician compared with placebo (very low certainty).

1 finding from 1 review