Table 4.

Multivariate Cox Proportional Analysis of Metformin, Statin, and Finasteride Effects on PCa Incidence Rate in Men with Type 2 Diabetes: Comparison between Patients Without Missing Covariates and Patients With Missing Covariates.

	No Missing HR	Covariates p-value	With Missing HR	Covariates p-value
Metformin Use	0.89	0.02	0.87	<.001
Statin use	0.80	<.001	0.75	<.001
Finasteride Use	0.44	<.001	0.50	<.001
Metformin*Statin	0.82	.001	0.84	<.001
Statin*Finasteride	1.28	0.02	1.09	0.10
Metformin* Finasteride	1.60	<.001	1.48	<.001
Age	1.03	<.001	1.03	<.001
Black	1.82	<.001	1.83	<.001
Maximum PSA	1.003	<.001	1.003	<.001
Charlson Comorbidity	1.03	<.001	1.02	<.001
ΔA1c	1.16	<.001	1.17	<.001
ΔLDL	1.002	<.001	1.003	<.001
ΔBMI	1.01	<.001	1.01	<.001

Results adjusted for propensity scores of metformin use and propensity scores of having missing covariates.