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Scores for OA on the individual cognitive comprising each composite score.
| Composite score | Test | Mean | SD | Range |
|---|---|---|---|---|
| Episodic memory | Word lists | 8.0 | 3.0 | (3 – 12) |
| Logical memory | 29.9 | 8.2 | (13 – 45) | |
| Semantic memory | Boston naming | 40.6 | 1.7 | (36 – 42) |
| Vocabulary | 59.1 | 6.1 | (44–66) | |
| Cognitive control | COWAT | 49.6 | 11.8 | (30 – 76) |
| Trails B-A | 47.4 | 30.5 | (8 – 129) | |
| Digit span backward | 8.8 | 2.8 | (3 – 14) | |
| Stroop interference | 101.8 | 8.2 | ( 86 – 115) |
