Table 1.

Demographic and clinical characteristics of study participants.

Characteristic	Healthy Controls	Patients with CD	p-value
No. of subjects (N)	20	20
No. of males (N)	14	12	0.74
Mean age (SD)	37.0 16.23)	35.8 (15.81)	0.84
Handedness (right/total)	(17/19)	(16/19)	0.60
Mean years of education (SD)	16.7 (1.9)	16.02 (2.6)	0.30
Median disease duration in years (SD)	N/A	11.4 (9.0)
Disease location (N)	N/A	L1 5 L2 3 L3 11 L4 3
Disease behavior (N)	N/A	B1 11 B2 6 B3 0 P 2
IBD medications	N/A	Antibiotics 0 5-ASA 7 Immunomodulator 6 Anti-TNFα 9 Anti-Integrin 1 Corticosteroids 0
Average pain score (SD) (VAS, 0-10)	N/A	0.79 (0.84)
Mean depression score (SD)	10.15(6.23)	11.21(6.48)	0.61

5-ASA, 5 aminosalicylate; anti-TNFα, anti-tumor necrosis factor alpha agent; VAS, visual analog scale.