Observational Study
Copyright ©The Author(s) 2017.
World J Gastroenterol. May 21, 2017; 23(19): 3505-3512
Published online May 21, 2017. doi: 10.3748/wjg.v23.i19.3505
Table 3 Comparison of baseline characteristics in ulcerative colitis patients who developed thiopurine-induced pancreatitis and non-pancreatitis ulcerative colitis patients n (%)
VariableThiopurine-induced pancreatitis (n = 13)No pancreatitis (n = 704)1P value
Male gender4 (30.8)434 (61.7)0.040
Age at diagnosis of UC, yr, median (range)37.9 (12.1-57.3)34.8 (11.4-75.9)0.667
Smoking status at diagnosis of UC0.576
Never smoked10 (76.9)405 (57.6)
Ex-smoker2 (15.4)168 (23.9)
Current smoker1 (7.7)125 (17.8)
Not documented05 (0.7)
Disease extent at diagnosis of UC0.837
Proctitis2 (15.4)167 (23.7)
Left-sided3 (23.1)167 (23.7)
Extensive6 (46.1)232 (33.0)
Not documented2 (15.4)138 (19.6)
Follow-up duration after UC diagnosis, mo, median (range)42.9 (10.7-169.2)91.5 (0.3-356.3)0.008
Follow-up duration after pancreatitis diagnosis, mo, median (range)21.0 (0.3-89)