Original Article
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Dec 21, 2014; 20(47): 17883-17893
Published online Dec 21, 2014. doi: 10.3748/wjg.v20.i47.17883
Table 1 Clinical characteristics of all patients
Discovery phase(n = 77)Validation phase(n = 75)P value
Gender0.48
Male4649
Female3126
Age (yr)0.14
Mean ± SE (range)58.87 ± 9.13 (36-78)56.61 ± 9.39 (36-79)