Table 2.
Correlation of the QoL-AD-SR and QoL-AD-PR with study variables
| Variable | Self-score | Proxy-score | ||
|---|---|---|---|---|
| QOL-AD | QOL-AD | |||
| r | p | r | p | |
| QOL-AD-SR | 1.00 | .001 | .377 | .001 |
| QOL-AD-PR | .377 | .001 | 1.00 | .001 |
| Caregiver education | .33 | .001 | .237 | .019 |
| ADL | .25 | .012 | .238 | .018 |
| IADL | .235 | .020 | .443 | .001 |
| MMSE | .165 | .104 | .400 | .001 |
| NPI | -.007 | .949 | -.532 | .001 |
| NPI-Distress | -.057 | .576 | -.571 | .001 |
Abbreviations: ADL Activities of Daily Living, IADL Instrumental ADL, MMSE Mini-mental State Examination, NPI Neuropsychiatric Inventory, QoL-AD Quality of Life in Alzheimer’s Disease, QoL-AD-SR QoL-AD Self-Rating, QoL-AD-PR QoL-AD Proxy Rating