Table 3.

Univariate Analysis for recurrence-free survival (RFS) and overall survival (OS)

	RFS			OS
	HR	Conf. int.	p-value	HR	Conf. int.	p-value
Age	1.001	0.9729–1.03	0.942	1.018	0.9932–1.043	0.157
Sex	0.7161	0.3755–1.366	0.308	0.755	0.4312–1.321	0.323
Normal ECOG	0.3812	0.213–0.6823	0.002	0.333	0.2009–0.5518	< 0.001
UICC stage	1.14	0.6254–2.079	0.668	1.163	0.6781–1.996	0.582
No smoking history	0.2293	0.05573–0.9431	0.026	0.314	0.1142–0.8635	0.018
Chemotherapy (full dose)	0.5653	0.3158–1.012	0.052	0.555	0.335–0.9195	0.021
Tumor volume	1.015	1.008–1.021	< 0.001	1.011	1.005–1.017	< 0.001
NLR	4.059	2.315–7.117	< 0.001	2.311	1.438–3.714	< 0.001