Retrospective Cohort Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Sep 28, 2016; 22(36): 8187-8193
Published online Sep 28, 2016. doi: 10.3748/wjg.v22.i36.8187
Table 3 Metabolic etiology by period
PeriodPatients, nMetabolic
Metabolic alone
n (%)OR (95%CI)P valuen (%)OR (95%CI)P value
1998-2000 (Ref.)295136 (46)1-92 (31)1-
2001-2003251121 (48)1.08 (0.77-1.51)0.66378 (31)0.98 (0.68-1.41)0.907
2004-2006336167 (50)1.14 (0.83-1.56)0.418131 (39)1.37 (0.99-1.91)0.061
2012-2014281133 (47)1.01 (0.73-1.41)0.947116 (41)1.53 (1.09-2.16)0.015