Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 28, 2012; 18(32): 4350-4356
Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4350
Table 2 Clinical characteristics of the enrolled patients n (%)
Methadone patientsControlsP value
Number of patients5668
Number of colonoscopies6772
Average age (yr)52.2 ± 9.254.6 ± 15.50.27
Gender0.67
Male46 (68.7)47 (65.3)
Female21 (31.3)25 (34.7)
Indication
Bleeding22 (32.4)47 (40.9)
Anemia3 (4.4)25 (21.7)
Screening31 (45.6)11 (9.6)
Abdominal pain5 (7.4)8 (7)
Other7 (10.3)24 (20.9)