Table 2 Summary of response at week 6 according to site, sex, coexistent inflammatory bowel disease (IBD), and duration of disease.
| Improved (%) | Remission (%) | No response (%) | p Value | |
|---|---|---|---|---|
| Site of PG | ||||
| Limbs (n = 15) | 12 (80) | 4 (27) | 3 (20) | |
| Peristomal (n = 9) | 6 (67) | 2 (22) | 3 (33) | |
| Perineum (n = 5) | 2 (40) | 0 | 3 (60) | 0.284 |
| Sex | ||||
| Male (n = 13) | 9 (69) | 3 (23) | 4 (31) | |
| Female (n = 16) | 11 (69) | 3 (19) | 5 (31) | 1.000 |
| Coexisting disease | ||||
| No IBD (n = 11) | 8 (73) | 2 (18) | 3 (27) | |
| IBD (n = 18) | 12 (67) | 4 (22) | 6 (33) | 1.00 |
| Ulcerative colitis (n = 6) | 3 (50) | 0 | 3 (50) | |
| Crohn's disease (n = 12) | 9 (75) | 4 (33) | 3 (25) | 0.593 |
| Duration of PG | ||||
| ⩽12 weeks (n = 14) | 13 (93) | 4 (31) | 1 (7) | |
| ⩾12 weeks (n = 15) | 7 (47) | 2 (13) | 8 (53) | 0.014 |
| Total (n = 29) | 20 (69) | 6 (21) | 9 (31) |
p values were calculated using Fisher's exact test to compare those who had improved with those who had exhibited no response (those in remission are a subgroup of those who had improved).