Table 1.
Baseline characteristics of the included studies in this meta-analysis.
| Study | Design | Total Case (Controls or Cohort Size) | Age Range or Mean Age (SD)/Year | Male/Female | Type of IBD (CD/UC/IBD-u) | MINORS Scores |
|---|---|---|---|---|---|---|
| Alexis C. Prince et al. | Non-RCT | 88 | 20–80 | 26/62 | 39/38/11 | 14 |
| Richard B. Gearry et al. | Non-RCT | 72 | 18–72 | 39/33 | 52/20/0 | 14 |
| T. Joyce et al. | Non-RCT | 35 | 39(NA) | 13/22 | 17/17/1 | 12 |
| Louise Maagaar et al. | Non-RCT | 49 | 19–70 | 9/40 | 32/12/5 | 14 |
| Catherine Croagh et al. | Non-RCT | 12 | 35–74 | 5/7 | 2/10/0 | 14 |
| Natalia Pedersen et al. | RCT | 78(LFD:37 ND:41) | LFD:20–70 ND:24–69 | LFD:12/32 ND:10/35 * | LFD:14/30/0 ND:14/31/0 * | - |
| Giorgia Bodini et al. | RCT | 51(LFD:26 ND:29) | LFD:34–48 ND:44–57 | LFD:7/19 ND:12/17 | LFD:18/8/0 ND:17/12/0 | - |
| Selina R. Cox et al. | RCT | 52(LFD:27 ND:25) | LFD:33(11) ND:40(13) | LFD:10/17 ND:13/12 | LFD:14/13/0 ND:12/13/0 * | - |
| Emma P. Halmos et al. # | RCT | 9(LFD:9 ND:9) | 29–41 | 3/6 | 9/0/0 | - |
RCT: randomized controlled trial; IBD: inflammatory bowel disease; CD: Crohn’s disease; UC: ulcerative colitis; IBD-u: unknown type of inflammatory bowel disease; NA: not available; LFD: low-FODMAP diet; ND: normal diet. *: baseline characteristics without drops. #: a randomized, controlled cross-over trial, and the experimental and control groups consisted of the same 9 subjects.