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WASI-II performance within the ADHD group by stimulant medication status on the day of assessment
| WASI-II Measure | On stimulant medication (n=51) Scale score (SD) |
Not on stimulant medication (n=147) Scale score (SD) |
t (196) |
p | Cohen’s d |
|---|---|---|---|---|---|
| Vocabulary Scale Score |
57.10 (9.80) | 57.12 (8.05) | 0.018 | 0.987 | 0.00 |
| Matrix Reasoning Scale Score |
57.43 (10.03) | 54.51 (9.32) | −1.89 | 0.072 | 0.31 |
| FSIQ-2 Estimate | 112.55 (15.02) | 109.88 (11.54) | −1.31 | 0.252 | 0.21 |
