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Subject demographics of patients with the three IBS subtypes.
| IBS-D (n = 51) | IBS-M (n = 30) | IBS-C (n = 39) | p Value | |
|---|---|---|---|---|
| Age, years, mean (SD) | 32.5 (11.3) | 31.1 (14.2) | 31.9 (12.7) | 0.42 |
| BMI, kg/m2, mean (SD) | 25.8 (5.0) | 27.1 (4.6) | 24.6 (4.3) | 0.11 |
| Gender, n (%) | ||||
| Females (n = 94) | 38 (40.4) | 24 (25.6) | 32 (34.0) | 0.67 |
| Males (n = 26) | 13 (50.0) | 6 (23.1) | 7 (26.9) | |
| Country, n (%) | ||||
| Mexico (n = 82) | 24 (29.3) | 25 (30.5) | 33 (40.2) | <0.001 |
| U.K. (n = 38) | 27 (71.1) | 5 (13.2) | 6 (15.8) |
