Table 4. Cox multivariate analysis of the correlation between clinicopathological parameters and survival time of patients with NSCLC.

	Wald	df	P	Exp(B)	95.0% CI for Exp(B)
					Lower	Upper
Gender (Male vs. Female)	1.371	1	0.242	1.369	0.809	2.316
Age (< 62 vs. ≥ 62)	0.141	1	0.707	0.904	0.534	1.531
Pathological grades (I + I–II + II vs. II–III + III)	0.381	1	0.537	0.827	0.451	1.514
AJCC stages (I vs. II + III)	12.320	1	0.000	2.898	1.600	5.248
CALR expression (Low vs. High)	5.153	1	0.023	0.521	0.297	0.915
PDIA3 expression (Low vs. High)	1.282	1	0.258	0.730	0.424	1.258

Cases of group “–” and “+” were assigned to group low. Cases of group “++” and “+++” were assigned to group high.