Table 6.

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

	Overall survival			Relapse free survival
	Hazard ratio	95% CI	P value	Hazard ratio	95% CI	P value
T classification	1.39	1.13–1.71	0.002	1.18	0.94–1.49	0.155
N classification	1.45	1.2–1.76	< 0.001	1.12	0.85–1.48	0.410
Radiation therapy	1.97	1.37–2.82	< 0.001	1.62	1.12–2.35	0.010
Residual tumor	1.20	1.01–1.43	0.035	1.16	0.98–1.38	0.088
Stage	1.44	1.23–1.7	< 0.001	1.17	0.91–1.51	0.209
KLRK1	0.64	0.45–0.9	0.010	0.74	0.52–1.06	0.099