Table 2. Means, Standard Deviations, and Intercorrelations among CBCL, TRF, TOF, and DOF Empirically Based Syndromes and Dependent Measures.
| Predictors | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. CBCL Attention Problems | 8.69 (4.90) |
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| 2. TRF Attention Problems | .31*** | 24.34 (12.75) |
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| 3. TOF Attention Problems-WISC-IV | .22*** | .25*** | 8.70 (7.63) |
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| 4. TOF Oppositional-WISC-IV | .21*** | .23*** | .68*** | 2.82 (4.56) |
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| 5. DOF Attention Problems | .11 | .20** | .15** | .09 | 5.54 (2.95) |
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| 6. DOF Oppositional | .07 | .32*** | .19** | .18** | .47*** | 1.97 (2.30) |
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| 7. DOF Intrusive | .07 | .21*** | .11 | .10 | .37*** | .62*** | 2.11 (2.79) |
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| Dependent Measures | |||||||||||
| 8. ADHDRS-IV-Home Inattention | .81*** | .33*** | .20** | .19** | .10 | .06 | .04 | 13.77 (7.61) |
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| 9. ADHDRS-IV-Home Hyperactivity-Impulsivity | .66*** | .34*** | .33*** | .30*** | .12* | .17** | .20*** | .68*** | 11.60 (7.85) |
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| 10. ADHDRS-IV-School Inattention | .37*** | .83*** | .20** | .19** | .13* | .23*** | .15** | .39*** | .30*** | 14.32 (7.97) |
|
| 11. ADHDRS-IV-School Hyperactivity-Impulsivity | .24*** | .73*** | .28*** | .25*** | .18** | .35*** | .39*** | .23*** | .44*** | .62*** | 11.21 (8.54) |
Note: N = 310. Means and standard deviations (in parentheses) are on the diagonal. CBCL = Child Behavior Checklist; TRF = Teacher's Report Form; TOF = Test Observation Form; DOF = Direct Observation Form; ADHDRS-IV = Attention Deficit/Hyperactivity Disorder Rating Scale-IV.
*
p <.05.
**
p <.01.
***
p <.001.