Esophageal Cancer
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 28, 2007; 13(16): 2283-2288
Published online Apr 28, 2007. doi: 10.3748/wjg.v13.i16.2283
Table 1 Patient characteristics
Characteristicsn
Sex (M/F)40 (31/9)
Mean age (yr)60
Location of tumorCervical2
Upper thoracic5
Middle thoracic22
Lower thoracic11
T-classificationT318
T422
N-classificationN023
N117
M-classificationM034
M16
UICC TNM stageIIa15
III16
IVa5
IVb4
Table 2 Univariate analysis of prognostic factors for overall survival and COX-2 expression
nPP
Covariatefor OSfor COX-2
Age (yr)< 7034NSNS
≥ 706
GenderMale31NSNS
Female9
Effect of CRTEffective320.0019bNS
Ineffective8
Lymph node metastasisPositive170.012a0.0095b
Negative23
Distant metastasisPositive60.00026b0.0277a
Negative34
Depth of tumor invasionT3180.0401aNS
T422
Tumor location1Upper7NSNS
Lower33
COX-2 expressionPositive17NS-
Negative23
VEGF expressionPositive13NS-
Negative27