Gastric Cancer
Copyright ©The Author(s) 2003.
World J Gastroenterol. Jul 15, 2003; 9(7): 1421-1426
Published online Jul 15, 2003. doi: 10.3748/wjg.v9.i7.1421
Table 2 Correlation between COX-2 expression and clinicopathologic factors
VariablesnCOX-2 n(%)
P value
PositiveNegative
Gender
Male16830 (17.9)138 (82.1)NS
Female6412 (18.7)52 (81.3)Age(years)
< 6014525 (17.2)120 (82.8)NS
≥ 608717 (19.5)70 (80.5)
Location of tumor
Cardia617 (11.5)54 (88.5)NS
Corpus7719 (24.7)58 (75.3)
Antrum9416 (17.1)78 (82.9)
Histology
Differentiated1297 (5.4)122 (94.6)< 0.01
Undifferentiated10335 (33.9)68 (66.1)
Lymph node metastasis
Present642 (3.1)62 (96.9)< 0.01
Absent16840 (23.8)128 (76.2)
Vascular invasion
Present392 (5.1)37 (94.9)< 0.05
Absent19340 (20.7)153 (79.3)
Depth of invasion
Mucosa or submucosa9419 (20.2)75 (79.8)NS
Muscularis propria13823 (16.7)115 (83.3)
Noncancerous tissue
CAG3023 (76.7)7 (23.3)< 0.01
Atypical hyperplasia3012 (40.0)18 (60.0)