Table 3.

Univariate and multivariate Cox analysis of factors related to NSCLC patient PFS

Characteristics	Univariate		Multivariate
	HR (95% CI)	P	HR (95% CI)	P
Gender (male vs female)	1.065 (0.562–1.835)	0.523	0.854 (0.523–1.254)	0.821
Age (<60 vs ≥60)	0.751 (0.645–1.052	0.251	0.652 (0.352–1.025	0.171
Histological type (SCC vs ADC)	0.625 (0.251–1.228)	0.352	1.121 (0.856–1.562)	0.208
Differentiation (well-moderate vs poor)	0.518 (0.412–0.632)	0.041	0.854 (0.695–1.065)	0.037
TNM stage (I–II vs III–IV)	1.025 (0.953–1.125)	0.026	1.254 (1.025–2.052)	0.024
Lymph node metastasis (negative vs positive)	0.554 (0.415–0.751)	0.034	1.019 (0.863–1.365)	0.028
circRNA_001846 (low vs high)	2.121 (1.254–3.842)	0.002	2.952 (1.562–5.657)	0.001