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 1 Baseline characteristics of ulcerative colitis patients who developed autoimmune pancreatitis and aminosalicylate-induced pancreatitis, each compared with non-pancreatitis ulcerative colitis patients n (%)
VariableAutoimmune pancreatitis (n = 13)P value vs no pancreatitisAminosalicylate-induced (n = 10)P value vs no pancreatitisNo pancreatitis (n = 3256)
Male gender9 (69.2)0.2238 (80.0)0.1251788 (54.9)
Age at diagnosis of UC, years, median (range)22.9 (14.9-42.8)0.00131.7 (15.7-67.3)0.44436.4 (9.0-90.5)
Smoking status at diagnosis of UC0.8760.876
Never smoked8 (61.5)6 (60)1870 (57.5)
Ex-smoker2 (15.4)3 (30)706 (21.7)
Current smoker3 (23.1)1 (10)557 (17.1)
Not documented00121 (3.7)
Disease extent at diagnosis of UC, n (%)0.012< 0.001
Proctitis001381 (42.4)
Left-sided6 (46.2)0862 (26.5)
Extensive6 (46.2)9 (90)711 (21.8)
Not documented1 (7.6)1 (10)302 (9.3)
Follow-up duration after UC diagnosis, mo, median (range)48.3 (3.2-150.9)97.2 (12.4-187.6)87.2 (0.2-455.5)
Follow-up duration after pancreatitis diagnosis, mo, median (range)27.8 (3.2-81.9)91.6 (10.7-174.8)