Demographic and clinical features of all newly diagnosed cases (including all secondary diagnoses)
| Variable | Diagnosis in any position | Primary diagnosis |
|---|---|---|
| *Index of multiple deprivation (DETR 2000) (Q1–least deprived, Q5– most deprived). | ||
| Total number | 12 220 | 4335 |
| Age (years) | ||
| Mean (SD) | 76.8 (10.2) | 76.9 (10.0) |
| 40–64 | 1429 (12%) | 494 (11%) |
| 65–74 | 3032 (25%) | 1098 (25%) |
| ≥75 | 7759 (63%) | 2743 (64%) |
| Sex | ||
| Men | 6055 (49%) | 2207 (51%) |
| Women | 6164 (51%) | 2128 (49%) |
| Deprivation* | ||
| Median (interquartile range) | 16.6 (9.8–33.3) | 17.2 (10.7–33.4) |
| Q1 | 1364 (11%) | 447 (10%) |
| Q2 | 1497 (12%) | 525 (12%) |
| Q3 | 1797 (14%) | 629 (15%) |
| Q4 | 2400 (20%) | 882 (20%) |
| Q5 | 5124 (42%) | 1852 (43%) |
| Unknown | 38 (1%) | 0 |
| Length of stay on admission (days) | ||
| Median (interquartile range) | 9 (5–16) | 8 (5–14) |
| <7 days | 4460 (37%) | 1644 (38%) |
| 7–29 days | 6659 (55%) | 2414 (56%) |
| 30–89 days | 1018 (8%) | 259 (6%) |
| ≥90 days | 83 (1%) | 18 (0%) |
| Comorbidity (total length of stay per year in five years before admission) | ||
| None | 6258 (51%) | 2240 (52%) |
| <7 days | 4714 (39%) | 1679 (39%) |
| 7–29 days | 1152 (9%) | 384 (9%) |
| ≥30 days | 97 (1%) | 32 (1%) |