Table 3.

Univariate analysis of overall and relapse free survival in patients with lung cancer.

	Overall survival			Relapse free survival
	Hazard ratio	95% CI	P value	Hazard ratio	95% CI	P value
Age	1.03	0.74–1.43	0.867	0.95	0.63–1.43	0.819
Gender	1.14	0.93–1.40	0.201	0.94	0.73–1.20	0.613
Histological type	1.12	0.91–1.36	0.282	0.63	0.49–0.82	< 0.001
T classification	1.42	1.25–1.61	< 0.001	1.35	1.14–1.59	< 0.001
N classification	1.39	1.22–1.57	< 0.001	1.41	1.20–1.65	< 0.001
M classification	1.16	0.91–1.49	0.220	0.83	0.62–1.11	0.210
Radiation therapy	1.00	0.79–1.27	0.983	1.76	1.32–2.35	< 0.001
Residual tumor	1.17	1.03–1.33	0.016	1.29	1.11–1.49	0.001
Stage	1.48	1.33–1.64	< 0.001	1.41	1.23–1.62	< 0.001
KLRK1 expression	0.74	0.60–0.91	0.004	0.68	0.52–0.88	0.003