Characteristics of the study population
| Age (years) | |
| Mean±SD Range | 85.9±6.8 66–99 |
| Interval (years), n (%) | |
| 66–80 | 20 (17.9%) |
| ≥81 | 92 (82.1%) |
| Female gender, n (%) | 56 (50%) |
| Admission Service Unit in the long-term care hospital, n (%) | |
| Acute care | 56 (50%) |
| Rehabilitation | 36 (32.1%) |
| Convalescence | 20 (17.9%) |
| Origin, n (%) | |
| Unit of the acute care hospital | 52 (46.4%) |
| Emergency department of the acute care hospital | 54 (48.2%) |
| Geriatric outpatient consultation | 6 (5.4%) |
| Degree of dependence according to Barthel index, n (%) | |
| Total (<20 points) | 53 (47.3%) |
| Severe (20–35 points) | 29 (25.9%) |
| Moderate (40–55 points) | 17 (15.2%) |
| Slight (60–85 points) | 8 (7.1%) |
| Independent (90–100 points) | 5 (4.5%) |
| Degree of cognitive impairment according to the Pfeiffer index, n (%) | |
| Severe (8–10 errors) | 42 (37.5%) |
| Moderate (5–7 errors) | 9 (8.0%) |
| Mild (3–4 errors) | 23 (20.5%) |
| Normal cognitive function (0–2 errors) | 38 (33.9%) |
| Number of pathologies | |
| Mean, range | 3, 2–7 |
| Comorbidity, n (%) | |
| Charlson index ≤6 | 24 (21.4%) |
| Charlson index 7–10 | 77 (68.8%) |
| Charlson index ≥11 | 11 (9.8%) |
| Risk of death in the next year according to Profund index, n (%) | |
| High (≥11 points) | 57 (50.9%) |
| Intermediate–high (7–10 points) | 27 (24.1%) |
| Low–intermediate (3–6 points) | 22 (19.6%) |
| Low (0–2 points) | 6 (5.4%) |
| Risk of functional decline in the following year according to simplified Profunction index, n (%) | |
| High (≥4 points) | 37 (33.0%) |
| Intermediate–high (three points) | 29 (25.9%) |
| Low–intermediate (1–2 points) | 42 (37.5%) |
| Low (0 points) | 4 (3.6%) |
| Medication prescribed at admission | |
| Mean ±SD Range | 11.5±3.1 4–21 |
| ≤9 Drugs n (%) | 25 (22.3%) |
| ≥10 Drugs n (%) | 87 (77.7%) |
| Medication prescribed at discharge | |
| Mean ±SD Range | 10.0±3.4 3-21 |
| ≤9 Drugs n (%) | 49 (46.2%) |
| ≥10 Drugs n (%) | 57 (53.8%) |