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. 2017 Apr 28;5(2):E330–E336. doi: 10.9778/cmajo.20160039

Table 2: Risk estimates* for risk associated with overweight/obesity, by cancer site of interest.

Cancer site Sex Relative risk (95% CI)†
Esophagus Men 1.52 (1.33-1.74)
Women 1.51 (1.31-1.74)
Pancreas Men 1.07 (0.93-1.23)
Women 1.12 (1.02-1.22)
Colorectum Men 1.24 (1.20-1.28)
Women 1.09 (1.05-1.13)
Kidney Men 1.24 (1.15-1.34)
Women 1.34 (1.25-1.43)
Gall bladder Men 1.09 (0.99-1.21)
Women 1.59 (1.02-2.47)
Breast Women 1.12 (1.08-1.16)
Endometrium Women 1.59 (1.50-1.68)

Note: CI = confidence interval.

*Risk estimates from Renehan and colleagues:12 meta-analysis of 76 studies including 67 cohort studies, 6 nested case-control studies and 3 randomized trials (with a total of 282 137 incident cancer cases reported) published between 1966 and 2007.

†Risk estimates are for an increase in body mass index of 5 kg/m2.