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MMSE: Mini-mental state examination; AD8: ascertain dementia eight-item informant questionnaire.
| Instrument | Total # participants | Normal | Abnormal ( prevalence) |
| n | n (%) | n (%) | |
| MMSE | 80 | 56 (70.0) | 24 (30.0) |
| AD8 | 80 | 45 (56.2) | 35 (43.7) |
