| Baseline | 2 months | 6 months | 12 months | |||||
|---|---|---|---|---|---|---|---|---|
| Intervention | Usual care | Intervention | Usual care | Intervention | Usual care | Intervention | Usual care | |
| GDS-155 | 7.3a | 7.6 | 5.5 | 5.8 | 4.7 | 5.2 | 4.7 | 4.7 |
| SF-36: physical summary component16 | 60.5 | 61.2 | 60.7 | 63.5 | 61.4 | 63.1 | 60.7 | 63.6 |
| SF-36: mental summary component34 | 47.0 | 50.2 | 54.4 | 54.6 | 58.4 | 57.6 | 59.2 | 60.6 |
| Subjective wellbeing | 2.7 | 2.9 | – | – | 3.4 | 3.2 | 3.3 | 3.2 |
| Satisfaction | 2.0 | 1.8 | – | – | 2.4 | 2.3 | 2.3 | 2.2 |
| MMSE35 | 25.6 | 26.6 | – | – | – | – | 27.3 | 27.0 |
| ADL | 9.5 | 9.6 | 11.2 | 11.5 | 9.2 | 9.6 | 9.4 | 9.6 |
| DIS (not depressed now, %) | 23 | 33 | – | – | – | – | 66 | 81 |
| EuroQol of QoL (VAS)36 | 62.0 | 62.3 | – | – | 64.9 | 65.9 | 64.2 | 62.9 |
a
95% confidence interval of the difference: –0.70 to 1.24. ADL = activities of daily living. DIS = diagnostic interview schedule. GDS-15 = 15-item version of the Geriatric Depression Scale. MMSE = Mini Mental State Examination. QoL = quality of life.