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30-35 lbs increase in body weight increases the risk of colon cancer by 30% in men, 12% in women
Monday, September 10, 2007 7:50 am Email this article
An increase of 5 units in body mass index (BMI), which is roughly 30 pounds for a woman of average height and 35 pounds for a man of average height, increases the risk of colon cancer 30 percent in men and 12 percent in women according to an analysis by researchers from Sweden. Belly Fat
Extra 4 inches on waist increases risk 33% in men, 16% in women
An extra 4 inches (10 centimeters) around the waist was associated with a 33 percent greater risk of colon cancer in men and 16 percent greater risk in women.
Increase of 0.1 units in waist-to-hip ratio increases risk 33% in men, 16% in women
An increase of 0.1 units in waist-to-hip ratio was associated with a 43 percent greater risk of colon cancer in men and 20 percent greater risk in women.
A 0.1 unit increase in waist-to-hip ratio is the difference of someone with a 36-inch waist and 40-inch hips, which give a ratio of 0.9, compared to someone with a 40-inch waist and 40-inch hips, which give a ratio of 1.0, which is a difference of 0.1 units.
Data from 30 studies
The researchers analyzed data from 30 studies that included body mass index and the risk of colon and rectal cancer.
Larsson S, Wolk A. Obesity and colon and rectal cancer risk: A meta-analysis of prospective studies. Am J Clin Nutr. 2007 Sep, 86(3):556-65.
AUTHOR’S CONTACT INFORMATION
Division of Nutritional Epidemiology
National Institute of Environmental Medicine
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