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Cross‐validation of colorectal cancer discrimination in the three models
| True condition | ||||||
|---|---|---|---|---|---|---|
| Colorectal cancer | No cancer | Total | True predictive value (%) | Sensitivity (%) | Specificity (%) | |
| Model A (all patients) | ||||||
| Cancer | 74 | 6 | 80 | 93 | 90 | 93 |
| No cancer | 8 | 81 | 89 | |||
| Total | 82 | 87 | ||||
| Model B (early‐stage cancer and no cancer) | ||||||
| Cancer | 31 | 5 | 36 | 86 | 86 | 94 |
| No cancer | 5 | 82 | 87 | |||
| Total | 36 | 87 | ||||
| Model C (advanced cancer and no cancer) | ||||||
| Cancer | 30 | 3 | 33 | 91 | 71 | 97 |
| No cancer | 12 | 84 | 96 | |||
| Total | 42 | 87 | ||||
