Table 1.
Subject characteristics.
| Characteristics | Control group (n = 22) | Donepezil treatment discontinuation group (n = 22) | p value |
|---|---|---|---|
| Age (years) (mean ± SD) | 85.9 ± 5.4 | 84.2 ± 6.0 | 0.34 |
| Gender (M : F) | 1 : 21 | 6 : 16 | |
| Duration of illness (years) (mean ± SD) | 7.7 ± 4.0 | 7.3 ± 4.6 | 0.75 |
| Risperidone equivalents dose (mg/day) (baseline) (mean ± SD) | 0.18 ± 0.20 | 0.08 ± 0.24 | 0.13 |
| Diazepam equivalents dose (mg/day) (baseline) (mean ± SD) | 1.6 ± 2.7 | 1.5 ± 3.1 | 0.97 |
| MMSE score (baseline) (mean ± SD) | 1.6 ± 3.3 | 0.9 ± 1.6 | 0.39 |
| NPI total score (baseline) (mean ± SD) | 31.3 ± 14.3 | 28.6 ± 5.7 | 0.42 |
MMSE, Mini-Mental State Examination; NPI, Neuropsychiatric Inventory; SD, standard deviation.