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Table 1 Clinical features of all the patients

From: Can the simplified magnetic resonance index of activity be used to evaluate the degree of activity in Crohn's disease?

Variables  
Male, n (%) 63 (68)
Age, years; median (IQR) 29 (25–37)
Disease duration, years; median (IQR) 3 (1–6)
Montreal classification [13]
Age at diagnosis (years), n (%)
A1 (under 16) 2 (2.15)
A2 (17–40) 74 (79.57)
A3 (over 40) 17 (18.28)
Disease location, n (%)
L1 (terminal ileum)/(*L4) 15 (16.13)/9 (9.68)
L2 (colon)/(*L4) 12 (12.90)/2(2.15)
L3 (ileum plus colon)/(*L4) 66 (70.97)/37 (39.78)
Disease behavior, n (%)
B1 (nonstricturing, nonpenetrating) 49 (52.69)
B2 (stricturing) 12 (12.90)
B3 (penetrating) 32 (34.41)
Perianal involvement, n (%) 37 (39.78)
Surgical history, n (%)
History of perianal surgery 28 (30.11)
History of partial bowel resection 3 (3.23)
Treatment, n (%)
No treatment 15 (16.13)
Steroids 10 (10.75)
Immunomodulator 31 (33.33)
Anti-TNF inhibitor 37 (39.78)
Abdominal abscess, n (%) 3 (3.23)
Intestinal fistula, n (%) 5 (5.38)
Colovesical fistula, n (%) 1 (1.08)
Ileal bladder fistula, n (%) 1 (1.08)
  1. IQR: interquartile range; *L4: L1/L2/L3 with upper gastrointestinal disease