| FOS | Fructooligosaccharides |
| MOS | Mannan-oligosaccharides |
| IBD | Inflammatory bowel disease |
| ROS | Reactive oxygen species |
| nDEF | Number of defecations |
| EMAT | Hematochezia |
| FLATMET | Flatulence/meteorism |
| FS | Fecal score |
| CRP | C-reactive protein |
| GI | Gastrointestinal |
| TRT | Treated |
| CTR | Control |