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Researchers suggest need for new sex-specific colorectal cancer screening recommendations
Jump to full article: ModernMedicine.com, 2009-06-29
Intro: Male gender and current smoking are significant risk factors for advanced colorectal neoplasia and colorectal cancer, according to two studies published in the June issue of Clinical Gastroenterology and Hepatology.
In one study, Kelvin K.F. Tsoi, M.D., of the Chinese University of Hong Kong, and colleagues conducted a meta-analysis of 28 cohort studies which included 1,463,796 subjects in America, Europe, and Asia who were followed for a median of 13 years. Compared to never smokers, they found that current smokers had an increased risk of colorectal cancer and rectal cancer (relative risks, 1.20 and 1.36, respectively). They also found that male smokers had a higher risk of colorectal cancer than female smokers (relative risks, 1.38 and 1.06, respectively).
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