Table 1.

Characteristics of 209 patients with inflammatory bowel disease and 209 healthy controls.

Characteristics	IBD patients (n = 209)	Controls (n = 209)
Male (%)	103 (49.3%)	103 (49.3%)
Age (mean ± SD, years)	47.3 ± 15.7	45.1 ± 15
Current smoking (n, %)	6 (2.8%)	10 (4.8%)
Current NSAID use (n, %)	3 (1.5%)	2 (1%)
Married (n, %)	125 (59.8%)	87 (41.6%)
Postgraduate Certificate Diploma (n, %)	145 (69.4%)	136 (65.1%)
Crohn’s disease (n, %)	103 (49.3%)	—
Location
L1: ileum	27/103 (26.2%)
L2: colon	21/103 (20.4%)
L3: ileocolon	51/103 (49.5%)
L4: upper GI	4/103 (3.9%)
Behavior
B1: inflammatory	65/103 (63.1%)
B2: stricturing	13/103 (12.6%)
B3: penetrating	25/103 (24.3%)
Perianal disease	11/103 (10.7%)
Ulcerative colitis	106 (50.7%)	—
E1: proctitis	13/106 (12.2%)
E2: left-sided colitis	42/106 (39.6%)
E3: extensive colitis	51/106 (48.2%)
Current IBD medication		—
Corticosteroids	75 (35.9%)
5-Aminosalicylic acid	145 (69.4%)
Immunomodulators	139 (66.5%)
Biologic agents	24 (11.9%)