Inverse association between docosahexaenoic acid and mortality in patients on hemodialysis during over 10 years

We have previously conducted a cohort study to investigate n‐3 polyunsaturated fatty acids (PUFAs) in red blood cells (RBCs) and risk of all‐cause mortality in hemodialysis (HD) patients over 5 years and found that n‐3 PUFAs, especially docosahexaenoic acid (DHA), might be an independent predictor o...

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Veröffentlicht in:Hemodialysis international 2014-07, Vol.18 (3), p.625-631
Hauptverfasser: Terashima, Yoshihiro, Hamazaki, Kei, Itomura, Miho, Tomita, Shin, Kuroda, Masahiro, Hirata, Hitoshi, Hamazaki, Tomohito, Inadera, Hidekuni
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Sprache:eng
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Zusammenfassung:We have previously conducted a cohort study to investigate n‐3 polyunsaturated fatty acids (PUFAs) in red blood cells (RBCs) and risk of all‐cause mortality in hemodialysis (HD) patients over 5 years and found that n‐3 PUFAs, especially docosahexaenoic acid (DHA), might be an independent predictor of all‐cause mortality. In the present study, we extended the study for another 5 years to determine whether DHA levels in RBCs still predict the mortality of HD patients during a 10‐year study period. The study cohort consisted of 176 patients (64.1 ± 12.0 [mean ± standard deviation] years of age, 96 men and 80 women) under HD treatment. The fatty acid composition of patients' RBCs was analyzed by gas chromatography. During the study period of 10 years, 97 deaths occurred. After adjustment for 10 confounding factors, the hazard ratio of all‐cause mortality of the HD patients in the highest DHA tertile (>8.1%) was 0.52 (95% confidence interval 0.30–0.91) compared with those in the lowest DHA tertile (
ISSN:1492-7535
1542-4758
DOI:10.1111/hdi.12128