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Baseline characteristics of subjects
| Placebo group | Active group | ||
|---|---|---|---|
| Subjects (N) | 187 | 192 | |
| Female (N (%)) | 156 (83.4%) | 161 (83.9%) | |
| Age (mean (SD)) | 45.4 (14.1) | 45.3 (15.7) | |
| Smoker (N (%)) | 46 (24.6%) | 44 (22.9%) | |
| IBS-C (N (%)) | 98 (52.4%) | 82 (42.7%) | |
| IBS-D (N (%)) | 38 (20.3%) | 41 (21.4%) | |
| IBS-M (N (%)) | 51 (27.3%) | 69 (35.9%) | |
| Compliance | 100 (5.2)% | 99 (7.0)% | |
| Pain/discomfort score | 3.1 (1.1) | 3.1 (1.1) |
IBS-C: constipation predominant IBS; IBS-D: diarrhea predominant IBS; IBS-M: mixed IBS.
