Psychiatric findings (mean (SD))
| AD without LA group | AD with LA group | |
|---|---|---|
| Psychosis dementia scale | 1.6 (2.7) | 1.5 (5.4) |
| Hamilton depression scale | 10.2 (8.0) | 13.7 (10.1) |
| Anosognosia questionnaire-dementia | 7.1 (13.3) | 7.4 (19.7) |
| Irritability scale | 10.9 (7.5) | 15.6 (11.2) |
| Apathy scale * | 19.2 (8.7) | 26.0 (9.8) |
| Pathological laughing and crying scale | 5.0 (5.3) | 7.9 (6.2) |
| Major depression (% patients) | 13 | 20 |
| Dysthymia (% patients) | 39 | 47 |
| No depression (% patients) | 48 | 33 |
AD=Alzheimer’s disease; LA=leukoaraiosis. *P<0.05.