Number and mortality of emergency medical admissions included/excluded
| Characteristic | Development dataset | Validation dataset |
| N (%) | N (%) | |
| Total emergency medical admissions | 37 100 | 36 751 |
| Excluded: no NEWS recorded (%) | 1305 (3.5) | 772 (2.1) |
| Excluded: first NEWS after 24 hours of admission (%) | 634 (1.7) | 172 (0.5) |
| Excluded: first blood test results after 4 days of admission (%) | 464 (1.3) | 673 (1.8) |
| Excluded: no or incomplete blood test results recorded (%) | 3701 (10.0) | 8887 (24.2) |
| Total excluded (%) | 6104 (16.5) | 10 504 (28.6) |
| Total included (%) | 30 996 (83.5) | 26 247 (71.4) |
NEWS, National Early Warning Score(s).