Findings

What do systematic reviews say?

2 questions · 2 findings · 1 reviews

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

Arrhythmias · adults with or without existing CVD

High probably leads to lower arrhythmias compared with low alpha‐linolenic acid omega‐3 fats (moderate certainty).

1 finding from 1 review

Omega‐3 fatty acids for the primary and secondary prevention of cardiovascular disease 2020 · Cochrane Headline outcomes only
RR 0.73 [0.55, 0.97]
2 studies · 4912 participants
Moderate

Arrhythmias · adults with or without existing CVD

High showed no clear difference in arrhythmias compared with low long‐chain omega‐3 fats (low certainty).

1 finding from 1 review

Omega‐3 fatty acids for the primary and secondary prevention of cardiovascular disease 2020 · Cochrane Headline outcomes only
RR 0.99 [0.92, 1.06]
30 studies · 77990 participants
Low