Table 4. Performance of model comparing inflammatory bowel disease patients to controls, for sensitivity levels above 90% (in parenthesis, the number of correctly classified cases).
| Predicted probability | Sensitivity in overall IBD (n.67) | Specificity in overall controls (n.167) | Specificity in gastro controls (n.65) | Specificity in surgical controls (n.102) |
|---|---|---|---|---|
| 0.0538911 | 100.00% (67) | 37.72% (63) | 34.31% (21) | 41.18% (42) |
| 0.0763976 | 98.51% (66) | 44.31% (74) | 38.46% (25) | 48.04% (49) |
| 0.1269103 | 97.01% (65) | 59.88% (100) | 56.92% (37) | 61.76% (63) |
| 0.1808475 | 95.52% (64) | 69.46% (116) | 64.62% (42) | 72.55% (74) |
| 0.1880790 | 92.54% (62) | 70.66% (118) | 66.15% (43) | 73.53% (75) |
| 0.1990687 | 91.04% (61) | 73.05% (122) | 67.69% (44) | 76.47% (78) |