Table 1.

Demographic Features of 2 Groups

	Control (n = 12)	IBS (n = 25)	P-value
Age (mean ± SD, yr)	43.10 ± 10.60	39.30 ± 13.10	0.413
Sex (n [%])			0.321
Male	7 (58.0)	11 (44.0)
Female	5 (41.0)	14 (56.0)
BMI (mean ± SD, kg/m2)	28.50 ± 8.90	26.10 ± 3.90	0.124
Smoking (n [%])	4 (33.3)	3 (12.0)	0.136
Alcohol (n [%])	2 (16.7)	3 (12.0)	0.530

IBS, irritable bowel syndrome; BMI, body mass index.