Adverse events following transplantation in patients with IBS.
| Adverse event | Placebo | FMT total | 30 g FMT | 60 g FMT |
| Nausea | 9 (16.3) | 17 (15.6) | 8 (14.8) | 9 (16.4) |
| Abdominal pain/cramping/tenderness | 0 (0) | 21 (19.3)* | 11 (20.4) | 10 (18.2) |
| Diarrhoea | 2 (3.6) | 26 (23.9)* | 14 (25.9) | 12 (21.8) |
| Constipation | 1 (1.8) | 24 (22.0)* | 13 (24.1) | 11 (20) |
| Diverticulitis | 0 (0) | 2 (1.8) | 2 (1.8) | 0 (0) |
Data are n (%) values.
*, p<0.001 compared with placebo.
FMT, faecal microbiota transplantation; IBS, irritable bowel syndrome.