Admission characteristics for study participants
| Admissions, N | 138 133 |
| Emergency admissions, N (%) | 108 865 (79) |
| Elective, N (%) | 29 268 (21) |
| Age median, (range) | 66.6 (16.0–106) |
| Charlson Comorbidity Index, median (range) | 3 (0–98) |
| First NEWS, median (range) | 1 (0–19) |
| Low (NEWS <3) N (%) | 102 674 (74) |
| Medium (NEWS 3–5) n (%) | 27 409 (20) |
| High (NEWS >5) N (%) | 8050 (6) |
| Length of stay in days, median (range) | 2.73 (0.150–933) |
| In-hospital mortality N (%) | 5662 (4.1) |
NEWS, National Early Warning Score.