Table 1.

Relationship between COL11A1 protein overexpression and clinicopathologic parameters in ESCC tissues.

Parameter	COL11A1 high expression	p value
Sex
Female	55.0%(11/20)	0.9184
Male	56.3%(54/96)
Location
Lower/Middle	55.4%(56/101)	0.7402
Upper	60.0%(9/15)
Age, y
<61.5	56.9%(33/58)	0.8516
≥61.5	55.2%(32/58)
pT
T1/T2	37.5%(18/48)	0.0007
T3/T4	69.1%(47/68)
pN
N0	43.1%(28/65)	0.0015
N1/N2/N3	72.5%(37/51)
AJCC7 stage
I/IIA	37.1%(13/35)	0.0070
IIB/III	64.2%(52/81)
Grade
G1	63.0%(17/27)	0.4076
G2/G3	53.9%(48/89)

Abbreviations: AJCC7, American Joint Committee on Cancer; pN, lymph node metastases; pT, pathologic T stage.