FAS | Baseline | 3Â months | 6Â months | 9Â months | 12Â months | LOCF |
Total MMSE-J, mean ± SD | ||||||
 Placebo | 15.7 ± 4.4 | 16.1 ± 5.5 | 16.8 ± 5.2 | 18.8 ± 4.8 | 17.7 ± 5.2 | 16.4 ± 5.3 |
 Green tea | 15.9 ± 6.3 | 15.9 ± 6.4 | 17.4 ± 6.3 | 16.0 ± 6.5 | 16.5 ± 7.2 | 16.1 ± 6.4 |
PPS | ||||||
Total MMSE-J, mean ± SD | Baseline | 3 months | 6 months | 9 months | 12 months | LOCF |
 Placebo | 16.7 ± 4.2 | 17.1 ± 5.2 | 17.5 ± 4.6 | 19.7 ± 3.9 | 17.7 ± 5.2 | 17.7 ± 5.2 |
 Green tea | 15.2 ± 6.4 | 15.2 ± 6.3 | 17.2 ± 6.4 | 15.2 ± 6.3 | 15.7 ± 7.0 | 15.5 ± 6.7 |