Neuropsychometric performance in children with Hb SS in the Cooperative Study of Sickle Cell Disease (CSSCD).
| Test . | Stroke . | Silent Infarct . | Normal MRI . | Controls‡ . |
|---|---|---|---|---|
| + Woodcock-Johnson Achievement Tests for Mathematics and Reading | ||||
| * Wechsler Intelligence Scale for Children-III | ||||
| ‡ data from Schatz and Kramer; see text. | ||||
| N | 20 | 43 | 122 | 45 |
| Age(years) | 13.5 | 12.8 | 12.4 | 12.3 |
| Full Scale IQ* | 76.9 | 77.2 | 84.8 | 91.8 |
| Verbal IQ* | 79.9 | 77.1 | 85.3 | |
| Performance IQ* | 77.3 | 81.1 | 86.7 | |
| N | 23 | 49 | 170 | |
| Age (years) | 13.0 | 12.7 | 11.9 | |
| Age (years) | 13.0 | 12.7 | 11.9 | |
| WJ – Math+ | 77.3 | 82.0 | 90.7 | |
| WJ – Reading+ | 84.6 | 81.8 | 93.9 | |
| Test . | Stroke . | Silent Infarct . | Normal MRI . | Controls‡ . |
|---|---|---|---|---|
| + Woodcock-Johnson Achievement Tests for Mathematics and Reading | ||||
| * Wechsler Intelligence Scale for Children-III | ||||
| ‡ data from Schatz and Kramer; see text. | ||||
| N | 20 | 43 | 122 | 45 |
| Age(years) | 13.5 | 12.8 | 12.4 | 12.3 |
| Full Scale IQ* | 76.9 | 77.2 | 84.8 | 91.8 |
| Verbal IQ* | 79.9 | 77.1 | 85.3 | |
| Performance IQ* | 77.3 | 81.1 | 86.7 | |
| N | 23 | 49 | 170 | |
| Age (years) | 13.0 | 12.7 | 11.9 | |
| Age (years) | 13.0 | 12.7 | 11.9 | |
| WJ – Math+ | 77.3 | 82.0 | 90.7 | |
| WJ – Reading+ | 84.6 | 81.8 | 93.9 | |