Table III.

Associated baseline factors of overall survival by univariate and multivariate analysis.

	Univariate			Multivariate
Baseline characteristic	HR	95% CI	P-value	HR	95% CI	P-value
Age, years	0.994	(0.95–1.04)	0.781	1.017	(0.96–1.08)	0.577
Cycles, n	0.741	(0.60–0.92)	0.006	0.704	(0.53–0.93)	0.015
Hemoglobin, g/dl	0.985	(0.75–1.30)	0.912	1.086	(0.75–1.57)	0.662
PSA, ng/ml	1.000	(1.00–1.00)	0.872	1.000	(1.00–1.00)	0.936
PSA nadir, ng/ml	1.002	(1.00–1.01)	0.243	1.002	(1.00–1.01)	0.402
Time to PSA nadir, months	0.736	(0.59–0.91)	0.005	0.677	(0.49–0.94)	0.019

HR, hazard ratio; CI, confidence interval; PSA, prostate-specific antigen. P<0.05 was considered to indicate a statistically significant result.