Table I.

Correlation between STC1 expression and various clinicopathological parameters.

Characteristics	STC1 positive, n	STC1 negative, n	P-value
Total	89	140
Age, yearsa	62.5 (38–81)	64.1 (36–85)	0.709
Gender
Male	78	127
Female	11	13	0.463
Tumor location
Ce/Ut	12	19
Mt/Lt/Ae	77	121	0.985
T status
pT 0-2	24	59
pT 3-4	65	81	0.019
Number of pN
<4	55	99
≥4	34	41	0.162
ly status
ly0	12	29
ly1	35	51
ly2-3	42	60	0.368
v status
v0	48	77
v1	24	42
v2-3	17	21	0.694
pStage
pStage 1-2	37	66
pStage 3-4	52	74	0.408
Neo-adjuvant chemotherapy
Yes	51	62
No	38	78	0.329

^aData are average and (range).

Ce, cervical; Ut, upper thoracic; Mt, middle thoracic; Lt, lower thoracic; Ae, abdominal/esophageal; pT, pN, pStage, pathological classification; number of pN, the number of metastasis-positive lymph nodes; ly, lymphatic invasion; v, venous invasion.