Table 1. Correlation between TLR5 expression and clinicopathological parameters.

Characteristic	Total no.	Negative expression		Positive expression		Chi-square	p
		n	%	n	%
Age						1.14	0.285
<=50	148	59	39.9	89	60.1
>50	108	36	33.3	72	66.7
TNM stage						2.61	0.456
I	10	5	50.0	5	50.0
IIA	88	35	39.8	53	60.2
IIB	85	33	38.8	52	61.2
III	73	22	30.1	51	69.9
Tumor size						1.94	0.380
<=5cm	156	55	35.3	101	64.7
>5cm	53	24	45.3	29	54.7
Invasion into chest wall	47	16	34.0	31	66.0
Lymph node metastasis						8.14	0.004
Negative	157	69	43.9	88	56.1
Positive	99	26	26.3	73	73.7
Grade						14.93	0.001
I	47	5	10.6	42	89.4
II	89	34	38.2	55	61.8
III	29	14	48.3	15	51.7
Unknown	91	-	-	-	-