Mild IBS-D (n = 124) | Moderate IBS-D (n = 158) | Severe IBS-D (n = 193) | |
---|---|---|---|
Female, N (%) | 81 (65) | 109 (69) | 143 (74) |
Mean age, years (SD) | 40.4 (10.9) | 40.5 (11.2) | 42.0 (12.1) |
Most common comorbidities, N (%)a, b | |||
Anxiety | 42 (34) | 60 (38) | 73 (38) |
Depression | 26 (21) | 35 (22) | 65 (34)*† |
Migraine | 31 (25) | 41 (26) | 55 (28) |
Gastric reflux | 23 (19) | 38 (24) | 39 (20) |
Lactose intolerance | 11 (9) | 23 (15) | 30 (16) |
Fibromyalgia | 3 (2) | 5 (3) | 22 (11)*† |
Diarrhoea due to bacterial infection | 13 (10) | 9 (6) | 10 (5) |
Diagnostic testing history, N (%)c, d | |||
Blood tests | 94 (76) | 121 (77) | 158 (82) |
Stool test | 72 (58) | 95 (60) | 128 (66) |
Endoscopy/colonoscopy | 59 (48) | 91 (58) | 134 (69)*† |
Food allergy tests | 42 (34) | 56 (35) | 88 (46) |