Table 2.
Bivariate Correlations among Cortisol Variables at Age 6 and 9 and Change in CBCL Externalizing Behavior Subscales
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Age 6 Cort AM |
-- | ||||||||||
| 2. | Age 6 Cort PM |
.11 | -- | |||||||||
| 3. | Age 6 Cort PM-AM |
−.95** | .23** | -- | ||||||||
| 4. | Age 9 Cort AM |
.09 | .09 | −.07 | -- | |||||||
| 5. | Age 9 Cort PM |
−.10 | .23** | .16* | .23** | -- | ||||||
| 6. | Age 9 Cort PM-AM |
−.13 | −.07 | .11 | −.99** | −.11 | -- | |||||
| 7. | Δ Attention Problems |
.05 | .01 | −.06 | −.02 | .05 | .03 | -- | ||||
| 8. | Δ Aggressive Behavior |
−.04 | .09 | .06 | −.01 | .02 | .01 | .37** | -- | |||
| 9. | Δ Rule- breaking |
−.14* | .05 | .16* | .03 | .03 | −.03 | .34** | .50** | -- | ||
| 10. | Δ AD/HD | .10 | .02 | −.10 | −.03 | .03 | .03 | .81** | .45** | .33** | -- | |
| 11. | Δ ODD | .01 | .10 | .02 | −.02 | −.01 | .02 | .26** | .83** | .30** | .30** | -- |
| 12. | Δ Conduct | −.15* | .06 | .17** | .02 | .01 | −.01 | .34** | .62** | .90** | .33** | .35** |
*
p < .05,
**
p < .01
Delta (Δ) represents a change score for each CBCL subscale (Age 9 – Age 6)