| ADCS-ADL Inventory | Vitamin E (n = 140) | Memantine (n = 142) | Vitamin E + Memantine (n = 139) | Placebo (n = 140) |
| Baseline score, mean (SD) | 57.20 (14.38) | 57.77 (13.78) | 57.16 (13.59) | 56.93 (13.61) |
| Least squares mean (SE) change from baseline | −13.81 (1.11) | −14.98 (1.10) | −15.20 (1.11) | −16.96 (1.11) |
| Mean change difference compared with placebo (95% CI) | 3.15 (0.92 to 5.39) | 1.98 (−0.24 to 4.20) | 1.76 (−0.48 to 4.00) |
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