Table 2.

Effect of lifestyle on RR of developing CRC

RISK FACTORRR
BMI > 34 kg/m21.49
Physical inactivity1.44
Smoking, 5 pack-years1.06
Non-Mediterranean diet1.91
  • BMI—body mass index, CRC—colorectal cancer, RR—relative risk.

  • Data from Johnson et al26 and Doubeni and Fletcher.27