All epidemiological evidence is important in colorectal cancer

BMJ 2001; 322 doi: https://doi.org/10.1136/bmj.322.7286.611 (Published 10 March 2001) Cite this as: BMJ 2001;322:611
  1. Suminori Kono (skono@phealth.med.kyushu-u.ac.jp), professor of preventive medicine
  1. Kyushu University Faculty of Medicine, Fukuoka 812-8582, Japan

    EDITOR—Boyle and Langman summarised descriptive features and risk factors of colorectal cancer in their article.1 They seem, however, rather selective (or not well informed) of recent literature regarding dietary and nutritional factors in the aetiology of colorectal cancer. Boyle and Langman state that the intake of dietary fat and meat is positively related to risk of colorectal cancer. A high intake of meat is probably associated with increased risk of colorectal cancer, but the epidemiological evidence for …

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