Table 3. . Univariable analysis of factors that had an impact on overall survival and progression-free survival.

	PFS (months)		3-year PFS rate		OS (months)		3-year OS rate
	p < 0.05	HR (95% CI)	p < 0.05	HR (95% CI)	p < 0.05	HR (95% CI)	p < 0.05	HR (95% CI)
Gender (female/male)	0.210	0.082	0.484	0.004	0.008	0.76	0.133	0.112
Clinical stage	0.182	0.092	0.016	0.214	0.001	0.306	0.000	0.341
Drug used	0.422	0.020	0.119	0.119	0.150	0.105	0.056	0.160

Boldface values indicate statistical significance.

HR: Hazard ratio; OS: Overall survival; PFS: Progression-free survival.