Comparison of data from Ashton (2015) with Sawczenko (2003)1
| (Percentage with symptom at presentation) | ||
| Ashton | ||
| Sawczenko (UK) | (Wessex, Southern England) | |
| No. patients | 379 | 106 |
| Abdominal Pain | 72% | 85.8% |
| Weight Loss | 58% | 55.7% |
| Diarrhoea | 56% | 78.3% |
| Triad of Abdominal Pain, Weight Loss and Diarrhoea | 25% | 41.5% |
| Perianal signs | 7% | 26.4% (5.7% abscess/fistula) |
| Joint disease | 7.4% | 8.5% |
| Height SDS | -0.54 (Mean) | –0.366 (Median) |
| Weight SDS | –1.06 (Mean) | –1.09 (Median) |