Table 1 Clinical characteristics of St Mark’s Hospital colonoscopy patients donating colonic biopsies
Characteristic | Healthy control (HC) | Ulcerative colitis (UC) | Crohn’s disease (CD) |
|---|---|---|---|
n | 27 | 14 | 10 |
Male/female | 11/16 | 7/7 | 3/7 |
Age at sampling | 51 (20-77) | 47.3 (24-70) | 47.2 (21-77) |
Inflammation categories | |||
 None |  | 4 | 4 |
 Mayo 1 (mild disease) |  | 5 | 3 |
 Mayo 2 (moderate disease) |  | 5 | 1 |
 Mayo 3 (severe disease) |  | 0 | 1 |
 Perianal disease |  | 0 | 0 |
 Chronic obstruction |  | 0 | 0 |
 Terminal ileum resection |  | 0 | 1 |
IBD medications at sampling | |||
 None |  | 8 | 5 |
 Aminosalicylates |  | 5 | 3 |
 Azathioprine/6-mercaptopurine |  | 1 | 3 |
 Buscopan |  | 0 | 1 |
Non-IBD medications at sampling | |||
 Ondansetron |  | 0 | 1 |
 None |  | 14 | 9 |