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Descriptive statistics for the supplementary tasks.
| Task | Mean | SD | Range | Max. score |
| Brown-Peterson task | 0.38 | 0.19 | −0.22 to −0.85 | 1 |
| Vocabulary subtest | 47.03 | 6.32 | 34 to 60 | 66 |
| Reading Span | 0.62 | 0.13 | 0.25 to −0.95 | 1 |
| Semantic fluency task | 13.13 | 4.19 | 5 to 28.5 | – |
