Research Article
Effect of the High-FODMAP Diet on Bowel Preparation for Colonoscopy: A Multicenter, Prospective Cohort Study
Table 1
Baseline characteristics of the participants according to dietary group.
| | High-FODMAP diet () | Nonhigh-FODMAP diet () | value |
| | Age, (years) | | | 0.706 | | Sex, (%) | | | 0.481 | | Male | 115 (47.7%) | 64 (52.4%) | | | Female | 126 (52.3%) | 60 (47.6%) | | | Body mass index, (kg/m2) | | | 0.594 | | Indication, (%) | | | | | Diarrhea | 20 (8.3%) | 16 (12.9%) | 0.162 | | Bloating | 18 (7.5%) | 5 (4.0%) | 0.201 | | Abdominal pain | 36 (14.9%) | 8 (6.4%) | 0.018 | | Bleeding | 16 (6.6%) | 8 (6.5%) | 0.945 | | Anemia | 2 (0.8%) | 0 (0.0%) | 0.309 | | Weight loss | 4 (1.7%) | 2 (1.6%) | 0.973 | | Increased CEA level | 1 (0.4%) | 4 (3.2%) | 0.029 | | Change in bowel habits | 4 5 (18.7%) | 23 (18.5%) | 0.977 | | Postpolypectomy | 36 (14.9%) | 17 (13.7%) | 0.752 | | Health examination | 49 (20.3%) | 35 (28.2%) | .090 | | Others | 14 (5.8%) | 6 (4.8%) | 0.700 | | Past history of CRC | 19 (7.9%) | 5 (4.0%) | 0.160 | | Past history of polyps | 18 (7.5%) | 4 (3.2%) | 0.107 | | History of abdominal surgery | 65 (27.0%) | 34 (27.4%) | 0.927 | | History of gallbladder resection | 11 (4.6%) | 8 (6.5%) | 0.442 | | Diabetes mellitus | 15 (6.2%) | 8 (6.6%) | 0.932 | | Hypertension | 54 (22.4%) | 21 (16.9%) | 0.220 | | Constipation | 59 (24.5%) | 24 (19.4%) | 0.268 | | Complete intake of the medication | 234 (97.1%) | 121 (97.6%) | 0.788 |
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Data are presented as or number (percentage) as appropriate; SD: standard deviation; CEA: carcinoembryonic antigen; CRC: colorectal cancer. |
