Of them one old trial is of particular interest:
ahajournals.org/doi/10.1161/01…
Moderate n (422-424). Adherence of about 50% fwiw.
"The difference in the primary end point of the study-sudden death or myocardial infarction -was not statistically significant.
... but then again up in their methods they note that the groups "differed slightly in patterns of ... smoking".
ahajournals.org/doi/10.1161/CI…
So was this a trial of LA versus sat fat? Or Vit E supplementation with diet changes?
sciencedirect.com/science/articl…
a) they were truly testing what they thought? (see Vit E tangent above)
b) their effects are plausible (Finnish women/men, AA levels?)