TABLE 3. Multivariate Logistic Regression Analyses Predicting HCV Infection Among Patients of an STD Clinic (N=515): Western New York State, 2001–2004.

	Model 1		Model 2
	AOR (95% CI)	P	AOR (95% CI)	P
Black race	2.72 (1.50, 4.95)	.001	2.39 (1.31, 4.38)	.005
Injection drug use	19.51 (10.48, 36.30)	<.001	20.17 (10.76, 37.82)	<.001
Shared razors	7.08 (1.83, 27.33)	.005	7.81 (1.97, 30.99)	.003
Shared toothbrushes	0.55 (0.18, 1.67)	.294	0.56 (0.18, 1.69)	.299
Shared straws to snort drugs	1.76 (1.02, 3.03)	.041	1.75 (1.01, 3.02)	.045
Tattooed under nonsterile conditions	1.93 (0.63, 5.94)	.250	1.87 (0.62, 5.65)	.265
Frequent casual sexual intercourse	1.03 (0.84, 1.27)	.781	1.01 (0.82, 1.24)	.966
Sexual intercourse with high-risk persons	1.06 (0.40, 2.77)	.910	1.20 (0.46, 3.17)	.708
Exposure to blood during sexual activity	1.24 (0.45, 3.47)	.676	1.15 (0.41, 3.20)	.796
Intimate partner violence
Minor assaultsa	0.80 (0.17, 3.83)	.780	0.66 (0.14, 3.18)	.604
Severe assaultsb	1.40 (0.27, 7.38)	.690	0.74 (0.13, 4.29)	.740
Injuriesc	1.85 (0.44, 7.76)	.403	1.11 (0.25, 4.92)	.893
Bleeding	…		5.54 (1.35, 22.84)	.018

Note. AOR = adjusted odds ratio; CI = confidence interval; STD = sexually transmitted disease. Age was entered as a covariate; it was not significant in the final models. Ellipses indicate the variable was not included in the model.

^aFor example, slapping or shoving.

^bFor example, beating up or using a knife or gun.

^cFor example, needing to see a doctor or breaking a bone.