Association between dietary intake of n-3 polyunsaturated fatty acids and risk of colorectal cancer in the Japanese population: The Japan Collaborative Cohort Study.

14 In contrast, some prospective studies investigating the association between dietary ALA intake and CRC risk reported a positive trend. 30 , 31 , 32 , 33 A 22‐year prospective study of 4967 Caucasians aged ≥55 years in Rotterdam, Netherlands, reported that dietary n‐3 PUFA from non‐fish sources was associated with an increased risk of CRC, with the HR (95% CI) for the highest (median:1400 mg/day) tertile of 1.76 (1

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