Retrospective study evaluating association of colorectal tumors and hepatitis C virus

Table 6 Covariate adjustment for colonic adenoma post propensity score matching

Patient characteristics	OR	P value	Standard error
Hepatitis C	1.89	0.03141	0.33
Age	1.04	0.02951	0.01
Female gender	1.02	0.9428	0.31
BMI	1.00	0.9164	0.02
Aspirin intake	0.38	0.01161	0.37
Smoking history	0.95	0.80	0.20

¹Statistically significant.

OR: Odds ratio; BMI: Body mass index.