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. 2011 Apr 26;3:6. doi: 10.1186/1757-4749-3-6

Table 1.

Characteristics of the IBS subjects and healthy controls.

IBS-D & IBS-M IBS-C Controls
Number of subjects 81 15 23
Average age (range) 47 (20-73) 49 (24-65) 45 (26-64)
Gender (female/male) 57/24 12/3 16/7
Predominant bowel habit Diarrhea or mixed type Constipation -