Brief Article
Copyright ©2010 Baishideng Publishing Group Co.
World J Gastroenterol. Nov 7, 2010; 16(41): 5252-5256
Published online Nov 7, 2010. doi: 10.3748/wjg.v16.i41.5252
Table 2 Clinicopathological features of 556 patients diagnosed with early gastric cancer and univariate analysis of potential risk factors of regional lymph node metastasis
VariablesPositive rate of lymph node metastasis (%)P value
Age (yr)0.876
< 6540/288 (13.9)
≥ 6536/268 (13.4)
Gender0.012
Male35/330 (10.6)
Female41/226 (18.1)
Size (cm)< 0.001
< 234/352 (9.7)
≥ 242/204 (20.6)
Endoscopic appearance0.993
Elevated9/65 (13.8)
Depressed43/307 (14.0)
Flat16/123 (13.0)
Mixed8/61 (13.1)
Serum CEA (ng/mL)0.152
< 543/336 (12.8)
≥ 57/32 (21.9)
Depth of invasion< 0.001
T1a12/293 (4.1)
T1b64/263 (24.3)
Histology differentiation0.759
Differentiated41/309 (13.3)
Undifferentiated35/247 (14.2)
Vascular invasion< 0.001
Absence68/546 (12.5)
Presence8/10 (80.0)
Lymphatic involvement< 0.001
Absence44/517 (8.5)
Presence32/39 (8.2)
Ulcer0.449
Absence22/182 (12.1)
Presence54/374 (14.4)