Table 3.

Univariate and multivariate analyses identified factors affecting DFS of patients with NSCLC

	Univariate analysis			Multivariate analysis
Clinical parameters	HR	95% CI	P	HR	95% CI	P
TNFR2	3.724	1.612–8.602	0.002*	4.487	1.761–11.431	0.002*
Gender	1.021	0.516–2.203	0.952	0.483	0.220–1.059	0.069
Age (year)	0.885	0.443–1.768	0.729	1.041	0.470–2.301	0.922
Tumor size	1.911	0.789–4.631	0.151	1.413	0.469–4.260	0.539
Clinical stage	0.073	0.034–0.160	0.000*	0.028	0.009–0.089	0.000*
Regional lymph node involvement	0.239	0.119–0.479	0.000*	0.810	0.296–2.217	0.681
Histological type degree
Adenocarcinoma	0.781	0.229–2.666	0.694	0.277	0.072–1.067	0.062
Squamous	0.783	0.223–2.751	0.702	1.444	0.375–5.561	0.594

^* P < 0.05 was considered statistically significant.

CI, confidence interval; DFS, disease‐free survival; HR, hazard ratio; NSCLC, non‐small cell lung cancer.