Retrospective study evaluating association of colorectal tumors and hepatitis C virus

Table 1 Patient demographics, n (%)

Variables	HCV (n = 109)	Non-HCV (n = 97)	OR	95%CI	P value
Age (mean ± SD)	62.73 ± 9.14	60.20 ± 7.06			0.0261
Female gender	48 (44)	46 (47.4)	0.872	0.504-1.511	0.6263
Ethnicity					0.4273
Caucasian	81 (74.3)	84 (86.6)	0.447
Hispanic	18 (16.5)	11 (11.3)	1.546
Asian	4 (3.7)	2 (2.1)	1.809
African American	4 (3.7)	0
Others	2 (1.8)	0
BMI > 25	28.0 (7)	32.0 (7)			0.0011,2
Aspirin intake	22 (20.2)	35 (36.1)	0.448	0.24-0.83	0.0111,3
Smoking history			2.31	1.31-4.07	0.0041,2
Non-smoker	51 (46.8)	65 (67)
Current smoker	38 (34.9)	15 (15.5)
Former smoker	20 (18.3)	17 (17.5)
Total pack year, median (IQR)	25 (7)	25 (7)			0.7572
DM	27 (24.8)	31 (32)	0.872	0.50-1.51	0.253
Adenomatous polyps	58 (53.2)	33 (34)	2.206	1.25-3.876	0.0061,3
Bowel preparation					0.1483
Good	90 (82.6)	88 (90.7)	0.484
Fair	11 (10.1)	7 (7.2)	1.443
Poor	8 (7.3)	2 (2.1)	3.762

¹Statistically Significant.

²Mann Whitney U test.

³χ² test.

HCV: Hepatitis C virus; BMI: Body mass index; OR: Odds ratio; IQR: Interquartile range; CI: Confidence interval; DM: Diabetes mellitus.