Table 1.

Clinical Characteristic of Irritable Bowel Syndrome Patients and Control Subjects

Characteristic	Control (n=10)	IBS-D (n=20)	IBS-C (n=8)
Age, mean (range), yr	45.9 (30–63)	41.8 (24–64)	34.1 (24–54)
Sex, female/male	5/5	13/7	6/2
Abdominal discomfort	0	4.15±0.76	4.38±0.64
Bloating	0	3.15±1.71	4.19±1.53
Altering diarrhea/constipation	0	0	0
History of infection	0	0	0

IBS-D, irritable bowel syndrome-diarrhea; IBS-C, irritable bowel syndrome-constipation.