Rapid Communication
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Jul 7, 2008; 14(25): 4065-4069
Published online Jul 7, 2008. doi: 10.3748/wjg.14.4065
Table 1 Demographic data of ES and US groups (n= 20, %)
ParametersES groupUS groupχ2 or tP
Mean age (yr)59.2 ± 12.658.8 ± 14.90.0800.937
Gender
Male14 (70)11 (55)
Female6 (30)09 (45)0.9600.327
Distance from tumor to anal margin
5-10 cm13 (65)12 (60)
> 10 cm7 (35)8 (40)0.1070.744
Dukes’ stage
A, B7 (35)9 (45)
C13 (65)11 (55)0.4170.519