Basic Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Jul 7, 2015; 21(25): 7730-7741
Published online Jul 7, 2015. doi: 10.3748/wjg.v21.i25.7730
Table 1 Characteristics of patients with colorectal cancer and controls n (%)
VariablesCRCControlsOR (95%CI)P value
Individuals, n194240
Age (yr)0.4513 (0.3063-0.6649)
< 6072 (37.1)136 (56.7)< 0.0001
≥ 60122 (62.9)104 (43.3)
mean ± SD62 ± 1256 ± 18
Variation24 to 8820 to 93
Gender0.8619 (0.5898-1.259)0.4988
Female89 (45.9)119 (49.6)
Male105 (54.1)121 (50.4)
Smoking habit1.910 (1.299-2.808)0.0013
Non-smokers101 (52.1)87 (36.3)
Smokers93 (47.9)153 (63.7)
Alcoholic habit0.4963 (0.3305-0.7454)0.0010
Non-alcoholic114 (58.8)178 (74.1)
Alcoholics80 (41.2)62 (25.9)