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Patient characteristics.
| Gastrografin group (25) | Control group (25) | |
| Mean age (yr) | 63.7±11.5 | 64.2±10.3 |
| Operation | ||
| Ileocolostomy | 5 | 6 |
| Colocolostomy | 10 | 11 |
| Abdominoperineal resection | 3 | 2 |
| Proctocolectomy and ileoanal pouch | 1 | 2 |
| Ostomy closure | 6 | 4 |
| Diagnosis | ||
| Carcinoma | 18 | 16 |
| Diverticular disease | 6 | 7 |
| Inflammatory bowel disease | 1 | 2 |
| Prior abdominal surgery | 5 | 7 |
