Rapid Communication
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Jun 7, 2007; 13(21): 2999-3002
Published online Jun 7, 2007. doi: 10.3748/wjg.v13.i21.2999
Table 2 Survival rates of patients in groups A and B
Group AGroup Bχ2P
2 wk (N)97.30% (36/37)74.70% (62/83)8.7290.003
4 wk (N)94.59% (35/37)51.81% (43/83)20.594< 0.001
3 mo (N)54.05% (20/37)20.48% (17/83)13.525< 0.001
6 mo (N)43.24% (16/37)12.05% (10/83)14.673< 0.001