Table 4. Correlations of HSPE1 protein expression (IHC scores) in tissue specimens w ith clinicopathological characteristics.

Characteristics	n	HSPE1 expression (score)		p values
		low	high
		(0–150)	(151–300)
Age
≤65 years	32	6	26	0.612
>65 years	60	14	46
Sex
Male	48	10	38	0.826
Female	44	10	34
Size of tumor
≤2cm	39	13	26	0.021
>2 cm	53	7	46
Histologic grade
Low grade	10	4	6	0.115
High grade	81	15	66
Tumor status
Ta + T1	43	13	30	0.064
≥T2	49	7	42
Lymph node metastasis
N0	76	18	58	0.922
N1 + N2	9	2	7
Distant metastasis
M0	49	16	33	NA
M1	0	0	0
TNM stage
I + II	59	17	42	0.028
III + IV	33	3	30