Research Article
Safety and Efficacy of Exclusive Enteral Nutrition for Percutaneously Undrainable Abdominal Abscesses in Crohn’s Disease
Table 2
Univariate analysis of potential predictors for surgery in CD patients with percutaneously undrainable abscesses.
| Variable | 1-year cumulative surgical rate (%) | (log-rank) |
| Gender | | 0.972 | Male | 87.2 | | Female | 83.3 | |
| Age at diagnosis | | 0.895 | A1 (16 years) | 0 | | A2 (17–40 years) | 86.2 | | A3 (40 years) | 84.0 | |
| Disease location | | 0.208 | L1 (ileal) | 85.7 | | L2 (colonic) | 100.0 | | L3 (ileocolonic) | 84.6 | |
| Steroids use at diagnosis | | 0.703 | No | 86.3 | | Yes | 84.4 | |
| AZA/6-MP use at diagnosis | | 0.550 | No | 89.8 | | Yes | 79.4 | |
| Infliximab use at diagnosis | | 0.360 | No | 87.7 | | Yes | 70.0 | |
| Perianal lesion | | 0.922 | No | 85.5 | | Yes | 85.7 | |
| Previous abdominal surgery | | 0.007 | No | 81.2 | | Yes | 100.0 | |
| Abscess diameter > 3 cm | | 0.006 | No | 80.3 | | Yes | 100 | |
| Fistula | | 0.928 | No | 85.4 | | Yes | 85.7 | |
| Multiple abscesses | | 0.060 | No | 82.4 | | Yes | 100 | |
| Abscess location | | 0.253 | Right lower quadrant | 83.8 | | Pelvis | 88.0 | | Others | 85.7 | |
| Exclusive enteral nutrition | | 0.001 | No | 96.6 | | Yes | 79.6 | |
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AZA: azathioprine; 6-MP: mercaptopurine.
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