Retrospective Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Dec 21, 2014; 20(47): 17962-17969
Published online Dec 21, 2014. doi: 10.3748/wjg.v20.i47.17962
Table 1 Baseline characteristics of the patients
VariableGroup A (n = 64)Group B (n = 89)P value
Mean age (yr)68.5 ± 10.9 (39-87)67.3 ± 9.8 (42-82)> 0.05
Sex (male/female)33:3148:41> 0.05
CBD stones
Mean diameter of stones (mm)12.1 ± 2.0 (10-25)12.9 ± 2.6 (10-27)> 0.05
Number of stones (1/2/≥ 3)34/11/1947/15/27> 0.05
Mean diameter of CBD (mm)15.1 ± 3.3 (10-26)15.4 ± 3.6 (10-28)> 0.05
Periampullary diverticula23 (35.9%)31 (34.8%)> 0.05