Table 1.

The expression of IL‐35 in patients with NSCLC and its correlation with clinical pathological variables

	N total (130)	IL‐35 expression Poor (69) Rich (61)	χ 2	P value
Age			1.668	0.214
< 55	52	24	28
≥ 55	78	45	33
Sex			0.02	1.000
Men	37	20	17
Women	93	49	44
Smoking			0.722	0.449
Yes	90	50	40
No	40	19	21
Differentiation			6.842	0.014
Moderate + well	63	26	37
Poor	67	43	24
Lymph node metastasis			8.436	0.005
Absence (N0)	58	39	19
Presence (N+)	72	30	42
T stage			7.000	0.03
T1	61	31	30
T2	32	23	9
T3	37	15	22
LVD			6.002	0.022
Low	66	42	24
High	64	27	37
MVD			4.494	0.037
Low	64	40	24
High	66	29	37

IL‐35, interleukin‐35; LVD, lymphatic vessel density; MVD, microvessel density; NSCLC, non‐small cell lung cancer.