Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 1 · 100%Moderate 0 · 0%High 0 · 0%

Change in PEF · patients with stable chronic obstructive pulmonary disease

1 finding from 1 review

Phosphodiesterase‐4 inhibitors for chronic obstructive pulmonary disease 2020 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 4245 participants
Low