Case Control Study
Copyright ©The Author(s) 2019.
World J Gastrointest Pharmacol Ther. Oct 15, 2019; 10(4): 67-74
Published online Oct 15, 2019. doi: 10.4292/wjgpt.v10.i4.67
Table 1 Demographic and clinical characteristics of the patients, n (%)
VariablesNumber of patients
Gender
Male47 (73.4)
Female17 (26.6)
Age at diagnosis27.5 (8, 78)
Disease period before operation9.5 (2.0, 48.0)
Montreal classification
Age, yr
A1 (≤ 16)6 (9.4)
A2 (17-40)49 (76.6)
A3 (> 40)9 (14.1)
Behavior
B1 (Inflammatory)2 (3.1)
B2 (Stricturing)25 (39.1)
B3 (Penetrating)37 (57.8)
Location
L1 (Terminal ileum)9 (14.1)
L2 (Colon)1 (1.6)
L3 (Ileocolon)47 (73.4)
L4 (Upper disease)7 (10.9)
Perianal disease22 (34.4)
Preoperative use of medication29 (45.3)
Steroid23 (35.9)
Immunomodulator24 (37.5)
Anti-TNF4 (6.2)