Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

68 questions · 68 findings · 1 reviews · Cystic Fibrosis and Genetic Disorders

No studies found 35 · 51.5%GRADE not reported 0 · 0%Very low 31 · 45.6%Low 1 · 1.5%Moderate 1 · 1.5%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