Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Jun 28, 2009; 15(24): 3032-3037
Published online Jun 28, 2009. doi: 10.3748/wjg.15.3032
Table 3 Colonoscopic results, endoscopic visibility and procedure time between the study groups (%)
SimethiconePlacebo
n = 61n = 59
Endoscopic findings
Normal17 (27.4)16 (26.7)
Polyps31 (50.0)28 (46.7)
Cancer1 (1.6)3 (5)
Colitis4 (6.5)7 (11.7)
Nonspecific2 (3.2)2 (3.3)
Others7 (11.3)4 (6.7)
Degree of air bubbles
Acceptable61 (100.0)25 (42.4)b
Cecum60 (98.4)38 (64.4)b
Ascending colon59 (96.7)32 (54.2)b
Transverse colon60 (98.4)30 (50.8)b
Descending colon59 (96.7)30 (50.8)b
Rectosigmoid colon61 (100.0)46 (78.0)b
Unacceptable034 (57.6)
Adequacy of colon preparation
Acceptable  55 (90.2)48 (81.4)
Unacceptable  6 (9.8)11 (18.6)
Duration of colonoscopy (min); mean (SD)25.1 (13.2)27.3 (13.0)