Demographic characteristics of participants (n=223)
| Female, n (%) | 151 (67.7) |
| Age (years) | |
| Mean (SD) | 83.6 (8.0) |
| Median (IQR) | 84 (78–89) |
| Barthel Index total score* | |
| Mean (SD) | 45.1 (23.8) |
| Median (IQR) | 45.0 (25.0–65.0) |
| Braden score* | |
| Mean (SD) | 17.3 (3.7) |
| Median (IQR) | 18.0 (14.0–21.0) |
| BMI (kg/m²)† | |
| Mean (SD) | 25.3 (5.1) |
| Median (IQR) | 24.6 (21.9–28.3) |
| Duration of residency (months) | |
| Mean (SD) | 42.6 (49.1) |
| Median (IQR) | 27.0 (14.0–52.0) |
| Highest educational qualification, n (%) | |
| No school qualification | 3/184 (1.6) |
| Primary school | 34/184 (18.5) |
| Secondary school | 24/184 (10.8) |
| Grammar school/A-level | 7/184 (3.8) |
| Vocational training | 90/184 (48.9) |
| University | 26/184 (14.1) |
| Number of medications per resident‡ | |
| Mean (SD) | 6.84 (3.41) |
| Median (IQR) | 6.0 (4.0–9.0) |
| Polypharmacy (≥4 medications), n (%) | 186/221 (84.2) |
| Common concomitant diseases, ICD-10 system level 1, n (%) | |
| Diseases of the circulatory system (I.00–I.99) | 184/223 (82.5) |
| Mental and behavioural disorders (F.00–F.99) | 157/223 (70.4) |
| Endocrine, nutritional and metabolic diseases (E.00–E.99) | 122/223 (54.7) |
| Diseases of the genitourinary system (N.00–N.99) | 106/223 (47.5) |
| Diseases of the nervous system (G.00–G.99) | 99/223 (44.4) |
| Diseases of the musculoskeletal system and connective tissue (M.00–M.99) | 96/223 (43.0) |
*n, 222; †n, 216; ‡n, 221.
BMI, body mass index; ICD-10, International Coding of Diseases classification.