Table 2.

Estimated hazard ratios of HIV seroincidence by baseline HPV status

	HIV infections/Total men	Hazard ratio† (95% CI)	P-value**
HPV overall
Positive glans or shaft	40/1089	1.6 (1.0, 2.7)	0.08 (0.23)
Negative	23/1079	Ref
HPV in glans
Positive	39/991	1.8 (1.1, 2.9)	0.03 (0.38)
Negative	24/1177	Ref
Risk type
High risk infection	27/754	1.5 (0.9, 2.6)	0.15 (0.11)
Low risk infection	13/335	1.8 (0.9, 3.6)	0.09 (0.93)
Negative	23/1079	Ref
Number of types
Multiple	26/628	1.8 (1.0, 3.1)	0.04 (0.23)
Single	14/461	1.3 (0.7, 2.6)	0.41 (0.42)
Negative	23/1079	Ref
Type 16/18
Positive with 16 or 18	15/283	2.4 (1.2, 4.6)	0.01 (0.17)
Positive without 16 and 18	25/806	1.3 (0.8, 2.4)	0.32 (0.41)
Negative	23/1079	Ref
Type 16/18/6/11
Positive with 16, 18, 6, or 11	16/380	1.9 (1.0, 3.7)	0.05 (0.25)
Positive without 16, 18, 6, and 11	24/709	1.5 (0.8, 2.6)	0.20 (0.33)
Negative	23/1079	Ref

^†Based on multivariate proportional hazards models including HPV, circumcision status, age, employment status, and HSV-2 as covariates

^**P-value for test whether hazard is the same as the referent category (parenthetical p-value for test of interaction between HPV and circumcision status)