Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 21, 2012; 18(15): 1814-1821
Published online Apr 21, 2012. doi: 10.3748/wjg.v18.i15.1814
Table 1 Clinical characteristics of patients
Patient characteristicsP groupM/F groupP value
Patients, n4951
Gender (male/female), n24/2523/28NS
Mean age, yr (range)53 (27-77)55 (32-78)NS
Body weight, kg (mean ± SD)64.14 ± 10.2163.84 ± 9.48NS
Habit, cases (n)
Alcohol consumptionNS
Daily drinker85
Social drinker105
None-drinker3141
TobaccoNS
≥ 1 PD55
< 1 PD35
Quit smoking41
None-smoker3740
ASA I3437NS
ASA II1514NS