Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 28, 2012; 18(8): 794-799
Published online Feb 28, 2012. doi: 10.3748/wjg.v18.i8.794
Table 3 Comparative analysis of the two groups n (%)
First groupSecond group (control)P value
Patients2525
Cytologic evaluation
Atypical8 (32)2 (8)0.0342
Negative17 (68)23 (92)
Stone extraction on ERCP13 (52)16 (64)0.392
Dilated bile ducts1 without lithiasis on ERCP8 (32)7 (28)0.752
p53 immunocytology Positive20