Question · asked by 1 review

High vs low ALA omega‐3 fats: Coronary heart disease mortality – CHD deaths

High showed no clear difference in coronary heart disease mortality – CHD deaths compared with low alpha‐linolenic acid omega‐3 fats (moderate certainty).

What each review found

Include earlier review versions
FindingEffectStudiesGRADE certainty
High vs low alpha‐linolenic acid omega‐3 fats
Coronary heart disease mortality – CHD deaths · adults with or without existing CVD
High showed no clear difference in coronary heart disease mortality – CHD deaths compared with low alpha‐linolenic acid omega‐3 fats (moderate certainty).
Omega‐3 fatty acids for the primary and secondary prevention of cardiovascular disease (2020) · Cochrane Headline outcomes only
RR 0.95 [0.72, 1.26]3 studies · 18353 participantsModerate

Findings are shown side by side, never pooled across reviews.

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Omega‐3 fatty acids for the primary and secondary prevention of cardiovascular disease
2020 · Cochrane Headline outcomes only
Not reportedlist not extracted yetNot assessed

Studies behind the findings

None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.

How reviews are matched to this question

Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.