Findings

What do systematic reviews say?

2 questions · 2 findings · 2 reviews

No studies found 1 · 50%GRADE not reported 0 · 0%Very low 1 · 50%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Outcomes* · chronic bronchitis or COPD

The review found no eligible studies for this question.

1 finding from 1 review

Mucolytic agents versus placebo for chronic bronchitis or chronic obstructive pulmonary disease 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Other adverse outcomes · adults with olfactory dysfunction for ≥ 4 weeks following COVID‐19 infection

1 finding from 1 review

Interventions for the treatment of persistent post‐COVID‐19 olfactory dysfunction 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 18 participants
Very low