Crohn's disease activity and faecal calprotectin based upon the Montreal disease classification
| Mean faecal calprotectin (SEM) | ||||
|---|---|---|---|---|
| Crohn's disease activity | ||||
| Montreal classification | Quiescent | Mild | Moderate | Severe |
| Age | ||||
| A1 | 32 (28) | 246 (190) | 847 (105) | 1608 (529) |
| A2 | 92 (27) | 292 (85) | 615 (89) | 1369 (310) |
| A3 | 177 (38) | 499 | 345 | – |
| p Value | ns | ns | ns | ns |
| Behaviour | ||||
| B1 | 108 (33) | 195 (62) | 789 (134) | 2223 (865) |
| B2 | 99 (32) | 379 (109) | 658 (103) | 1038 (183) |
| B3 | 92 | 92 | 204 | 1381 |
| p Value | ns | ns | ns | ns |
| Location | ||||
| L1 | 100 (44) | 373 (177) | 302 (47) | 1031 (264) |
| L2 | 101 (25) | 140 (50) | 861 | 2344 (1031) |
| L3 | 113 (36) | 316 (113) | 773 (82) | 1188 (264) |
| p Value | ns | ns | <0.01 | ns |
| Perianal disease | ||||
| Yes | 86 (31) | 92 | 471 (135) | 1484 (103) |
| No | 119 (27) | 296 (75) | 667 (97) | 1148 (245) |
| p Value | ns | ns | ns | ns |