Table 2.
Baseline characteristics of patients excluded due to any reasona
| All excluded patients | ||
|---|---|---|
| Characteristic | Memantine (n = 156) |
Placebo (n = 171) |
| Female | 91 (58.3) | 92 (53.8) |
| Age, mean (SD) years | 75.4 (7.3) | 75.7 (8.7) |
| Caucasian | 147 (94.2) | 162 (94.7) |
| Black | 4 (2.6) | 3 (1.8) |
| Asian | 0 (0.0) | 1 (0.6) |
| Other | 5 (3.2) | 5 (2.9) |
| MMSE score, mean (SD) | 17.9 (4.0) | 18.0 (3.6) |
Data are number (%) unless otherwise specified. aExclusion criteria were mild Alzheimer's disease (MMSE ≥ 20 at baseline), receiving a cholinesterase inhibitor other than donepezil, or receiving donepezil at a dose < 10 mg/day. MMSE, Mini-Mental State Examination.