Table 1.
Characteristics of IBS patients and healthy controls
| Number of subjects | Age (years) mean (range) | % Female | BMI (kg/m2) mean (range) | |
|---|---|---|---|---|
| Total IBS | 56 | 35 (19–61) | 82% | 27 (19–41) |
| Total HC | 20 | 36 (21–60) | 90% | 27 (18–53) |
| IBS + Bloating | 26 | 35 (20–60) | 83% | 26 (19–40) |
| IBS - Bloating | 6 | 37 (19–61) | 88% | 33 (25–41) |
| D-IBS | 21 | 37 (23–60) | 71% | 28 (21–41) |
| C-IBS | 21 | 34 (20–50) | 100% | 27 (19–40) |
| M-IBS | 14 | 34 (19–61) | 78% | 28 (21–39) |
IBS, irritable bowel syndrome; BMI, body mass index; HC, healthy controls; D-IBS, diarrhea-predominant IBS; C-IBS, constipation-predominant IBS; M-IBS, mixed bowel pattern IBS.