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 0 · 0%Moderate 0 · 0%High 1 · 100%

Exacerbations (number of people experiencing ≥ 1 exacerbations) · patients with stable chronic obstructive pulmonary disease

Phosphodiesterase‐4 inhibitors leads to lower number of participants with 1 or more exacerbations compared with placebo (high certainty).

1 finding from 1 review

Phosphodiesterase‐4 inhibitors for chronic obstructive pulmonary disease 2020 · Cochrane Headline outcomes only
OR 0.78 [0.73, 0.84]
27 studies · 20382 participants
High