Table 3.
One-way ANOVA results of mean scores obtained by participants divided into the three groups at the EF tasks.
| EF test | Group | Post-hoc comparisons | |||||||
|---|---|---|---|---|---|---|---|---|---|
| PD-NC | PD-MCI | CG | F | p | PD-NC vs. CG | PD-NC vs. PD-MCI | CG vs. PD-MCI | ||
| Clock drawing test | 9.3 (0.8) | 7.6 (2.2) | 9.8 (0.2) | 9.8 | *** | 0.347 | N.S. | ** | *** |
| Phonological verbal fluency | 32.9 (8.5) | 22.7 (10.1) | 50.1 (8.5) | 34.7 | *** | 0.629 | *** | * | *** |
| Semantic verbal fluency | 43.5 (9.2) | 33.2 (8.0) | 53.4 (7.8) | 21.8 | *** | 0.516 | ** | ** | *** |
| Tower of London test | 23 (5.0) | 15.5 (5.0) | 26.4 (4.6) | 16.5 | *** | 0.441 | N.S. | *** | *** |
Values are shown as mean (SD).
p values: *** <0.001, ** <0.01, * <0.05, N.S. = Nonsignificant.