Participants’ characteristics at admission
| Age: years, mean (SD) | 77.4 (11.9) |
| Female, n (%) | 98 (48.8) |
| Number of medications: mean (SD) | 6.4 (4.1) |
| Cancer, n (%) | 36 (17.9) |
| Diabetes mellitus, n (%) | 44 (21.9) |
| Receiving public assistance, n (%) | 38 (18.9) |
| Charlson Comorbidity Index score, mean (SD) | 2.0 (2.2) |
| Mini Nutritional Assessment–Short Form score, mean (SD) | 7.9 (3.8) |
| Length of stay (days), mean (SD) | 34.1 (40.9) |
| Number of family members, n (%) | |
| 0 | 66 (32.8) |
| 1 | 83 (41.3) |
| 2 | 31 (15.4) |
| ≥3 | 21 (10.5) |
| Not married, n (%) | 35 (17.4) |
| Principal caregiver, n (%) | |
| None | 45 (22.4) |
| Husband or wife | 62 (39.0) |
| Son or daughter | 75 (47.1) |
| Female | 99 (62.3) |
| Discharge destination, n (%) | |
| Home | 148 (73.6) |
| Nursing home | 19 (9.4) |
| Other hospital | 33 (16.4) |
| Others | 1 (0.6) |