Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews · Heart

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

All‐cause mortality · adults in sinus rhythm after cardioversion of atrial fibrillation

Quinidine showed no clear difference in all‐cause mortality compared with placebo or no treatment (low certainty).

1 finding from 1 review

Antiarrhythmics for maintaining sinus rhythm after cardioversion of atrial fibrillation 2019 · Cochrane Headline outcomes only
RR 2.01 [0.84, 4.77]
6 studies · 1646 participants
Low