Baseline characteristics according to the presence of 6 month readmission.
| Variable | 6 month readmission (n=107) | No 6 month readmission (n=231) |
| Age, years | 72 (64–83) | 74 (64–83) |
| Men | 57 (53.3) | 111 (48.1) |
| Charlson comorbidity index | 8 (6–10) | 6 (4–8) |
| Multimorbidity* | 100 (93.5) | 202 (87.5) |
| Previous admission† | 51 (47.7) | 44 (19.1) |
| Duration of TUG test, seconds | 13 (10–19) | 12 (8–18) |
| TUG test duration ≥15 s | 46 (43.0) | 83 (35.9) |
| Hospitalisation characteristics | ||
| Elective | 3 (2.8) | 10 (4.3) |
| Length of stay, days | 9 (5–15) | 6 (4–11) |
| Diagnosis of index admission | ||
| Cardiovascular disease‡ | 25 (23.4) | 66 (28.6) |
| Infection | 20 (18.7) | 47 (20.4) |
| Neuropsychiatric disease§,¶ | 17 (15.9) | 48 (20.8) |
| Oncological disease | 16 (15.0) | 10 (4.3) |
| Respiratory disease§ | 15 (14.0) | 15 (6.5) |
| Other | 4 (3.8) | 12 (5.2) |
| Gastrointestinal disease§ | 2 (1.9) | 16 (6.9) |
| Osteoarticular disease§ | 4 (3.8) | 6 (2.6) |
| Endocrine or metabolic disease | 3 (2.8) | 8 (3.5) |
| Renal disease | 1 (0.9) | 3 (1.3) |
Data are n (% of column) or median (IQR).
*Two or more comorbidities as recorded in the Charlson comorbidity index.
†Hospital admission(s) during the 6 months preceding index admission.
‡Including ischemic/thrombotic disorder, congestive heart failure and arrhythmia.
§Other than infection.
¶Including dementia, alcohol disorder and intoxication.