Table 2.
Correlations Among Recall Variables, ADHD Symptoms, and Cognitive Variables Across Total Sample
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
|---|---|---|---|---|---|---|---|---|---|
| 1. Central Recall | 1 | ||||||||
| 2. Word Reading | .37 | 1 | |||||||
| 3. Hyp/Imp Symptoms | −.23 | −.10 | 1 | ||||||
| 4. Inattention Symptoms | −.22 | −.21 | .64 | 1 | |||||
| 5. WM | .33 | .27 | −.17 | −.24 | 1 | ||||
| 6. Inhibition | .25 | .12 | −.45 | −.37 | .34 | 1 | |||
| 7. Verbal PS | .29 | .36 | −.25 | −.37 | .31 | .27 | 1 | ||
| 8. Motor PS | .23 | .43 | −.31 | −.42 | .39 | .38 | .62 | 1 | |
| 9. Verbal IQ | .36 | .67 | −.11 | −.15 | .28 | .24 | .31 | .43 | 1 |
| 10. Perf IQ | .20 | .33 | −.09 | −.25 | .26 | .24 | .39 | .69 | .44 |
Note. Central Recall = proportion of central items recalled; Word reading = word reading composite score; Hyp/Imp symptoms = number of DSM-IV hyperactive/impulsive symptoms; Inattention symptoms = number of DSM-IV inattention symptoms; WM = working memory composite score; Inhibition = inhibition composite score; Verbal PS = verbal processing speed composite score; Motor PS = motor processing speed composite score; Verbal IQ = WISC-R Verbal IQ; Perf IQ = WISC-R Performance IQ