Diagnosis | Prevalence, n (%) |
---|---|
(n = 325) | |
Small intestinal bacterial overgrowth | 151 (46) |
Vitamin D deficiency | 124 (38) |
Bile acid malabsorption | 90 (28) |
Gastritis | 72 (22) |
Radiation-induced telangiectasia resulting in rectal bleeding | 65 (20) |
Vitamin B12 deficiency | 55 (17) |
Weak pelvic floor musculature | 55 (17) |
Gastrointestinal polyp requiring polypectomy | 43 (13) |
Trace element deficiency | 37 (11) |
Hiatus hernia | 35 (11) |
Diverticular disease | 34 (10) |
Excessive dietary fibre intake | 30 (9) |
Oesophagitis | 23 (7) |
Iron deficiency anaemia | 22 (7) |
Pancreatic insufficiency | 16 (5) |
Faecal loading | 16 (5) |
Induced by proton pump inhibitor | 16 (5) |
Data are n (%). GIANT = gastrointestinal and nutrition team.