Table I.

Association between tumor necrosis factor receptor 2 and clinical parameters of patients with breast cancer.

		TNFR2 expression, n
Clinical parameters	Cases, n	Low	High	P-value
Total	125	71	54
Age				0.788
<35 years	40	22	18
≥35 years	85	49	36
Menopausal status				0.156
No	49	24	25
Yes	76	47	29
Family history				0.245
No	105	62	43
Yes	20	9	11
Tumor size				0.006a
<5 cm	109	67	42
≥5 cm	16	4	12
Lymph node involvement				0.188
No	61	31	30
Yes	64	40	24
Clinical stage				0.011a
I/II	93	59	34
III	32	12	20
Pathological grade				0.004a
G1/G2	106	66	40
G3	19	5	14
Pathological type				0.379
Ductal invasive	84	50	34
Others	41	21	20
ER, PR and HER2 status				0.607
Triple-negative	33	20	13
Non-triple-negative	92	51	41

^aP<0.05. TNFR2, tumor necrosis factor receptor 2; ER, estrogen receptor; PR, progesterone receptor; HER2, human epidermal growth factor receptor 2.