Table 1.

Demographics of study participants

Group	All	IBS-C	IBS-D
Sex
Male	5 (28 %)	1 (8.3 %)	4 (67 %)
Female	13 (72 %)	11 (91.7 %)	2 (33 %)
Age (years)
Mean ± SD	45.2 ± 13.6	44.7 ± 15.1	46.0 ± 11.2
Range	24–62	24–62	31–58

IBS-C constipation-dominant irritable bowel syndrome, IBS-D diarrhea-dominant irritable bowel syndrome, SD standard deviation