Omega-3 Blood Levels and Stroke Risk : A Pooled and Harmonized Analysis of 183 291 Participants From 29 Prospective Studies
BACKGROUND: The effect of marine omega-3 PUFAs on risk of stroke remains unclear.
METHODS: We investigated the associations between circulating and tissue omega-3 PUFA levels and incident stroke (total, ischemic, and hemorrhagic) in 29 international prospective cohorts. Each site conducted a de novo individual-level analysis using a prespecified analytical protocol with defined exposures, covariates, analytical methods, and outcomes; the harmonized data from the studies were then centrally pooled. Multivariable-adjusted HRs and 95% CIs across omega-3 PUFA quintiles were computed for each stroke outcome.
RESULTS: Among 183 291 study participants, there were 10 561 total strokes, 8220 ischemic strokes, and 1142 hemorrhagic strokes recorded over a median of 14.3 years follow-up. For eicosapentaenoic acid, comparing quintile 5 (Q5, highest) with quintile 1 (Q1, lowest), total stroke incidence was 17% lower (HR, 0.83 [CI, 0.76-0.91]; P<0.0001), and ischemic stroke was 18% lower (HR, 0.82 [CI, 0.74-0.91]; P<0.0001). For docosahexaenoic acid, comparing Q5 with Q1, there was a 12% lower incidence of total stroke (HR, 0.88 [CI, 0.81-0.96]; P=0.0001) and a 14% lower incidence of ischemic stroke (HR, 0.86 [CI, 0.78-0.95]; P=0.0001). Neither eicosapentaenoic acid nor docosahexaenoic acid was associated with a risk for hemorrhagic stroke. These associations were not modified by either baseline history of AF or prevalent CVD.
CONCLUSIONS: Higher omega-3 PUFA levels are associated with lower risks of total and ischemic stroke but have no association with hemorrhagic stroke.
Errataetall: | |
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Medienart: |
E-Artikel |
Erscheinungsjahr: |
2024 |
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Erschienen: |
2024 |
Enthalten in: |
Zur Gesamtaufnahme - volume:55 |
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Enthalten in: |
Stroke - 55(2024), 1 vom: 01. Jan., Seite 50-58 |
Sprache: |
Englisch |
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Links: |
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Themen: |
25167-62-8 |
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Anmerkungen: |
Date Completed 25.12.2023 Date Revised 18.04.2024 published: Print-Electronic ErratumIn: Stroke. 2024 Mar;55(3):e109. - PMID 38406856 Citation Status MEDLINE |
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doi: |
10.1161/STROKEAHA.123.044281 |
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funding: |
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PPN (Katalog-ID): |
NLM366249231 |
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100 | 1 | |a O'Keefe, James H |e verfasserin |4 aut | |
245 | 1 | 0 | |a Omega-3 Blood Levels and Stroke Risk |b A Pooled and Harmonized Analysis of 183 291 Participants From 29 Prospective Studies |
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500 | |a published: Print-Electronic | ||
500 | |a ErratumIn: Stroke. 2024 Mar;55(3):e109. - PMID 38406856 | ||
500 | |a Citation Status MEDLINE | ||
520 | |a BACKGROUND: The effect of marine omega-3 PUFAs on risk of stroke remains unclear | ||
520 | |a METHODS: We investigated the associations between circulating and tissue omega-3 PUFA levels and incident stroke (total, ischemic, and hemorrhagic) in 29 international prospective cohorts. Each site conducted a de novo individual-level analysis using a prespecified analytical protocol with defined exposures, covariates, analytical methods, and outcomes; the harmonized data from the studies were then centrally pooled. Multivariable-adjusted HRs and 95% CIs across omega-3 PUFA quintiles were computed for each stroke outcome | ||
520 | |a RESULTS: Among 183 291 study participants, there were 10 561 total strokes, 8220 ischemic strokes, and 1142 hemorrhagic strokes recorded over a median of 14.3 years follow-up. For eicosapentaenoic acid, comparing quintile 5 (Q5, highest) with quintile 1 (Q1, lowest), total stroke incidence was 17% lower (HR, 0.83 [CI, 0.76-0.91]; P<0.0001), and ischemic stroke was 18% lower (HR, 0.82 [CI, 0.74-0.91]; P<0.0001). For docosahexaenoic acid, comparing Q5 with Q1, there was a 12% lower incidence of total stroke (HR, 0.88 [CI, 0.81-0.96]; P=0.0001) and a 14% lower incidence of ischemic stroke (HR, 0.86 [CI, 0.78-0.95]; P=0.0001). Neither eicosapentaenoic acid nor docosahexaenoic acid was associated with a risk for hemorrhagic stroke. These associations were not modified by either baseline history of AF or prevalent CVD | ||
520 | |a CONCLUSIONS: Higher omega-3 PUFA levels are associated with lower risks of total and ischemic stroke but have no association with hemorrhagic stroke | ||
650 | 4 | |a Journal Article | |
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