Table 2.
Pearson product-moment correlations (ntwins = 154) among measures of general psychopathology and QATs at 18 months
| Extl. | Intl. | Dysreg. | Behav. Probs | Comp. | SCI | RRB | RSB | |
|---|---|---|---|---|---|---|---|---|
| Externalizing | 1 | |||||||
| Internalizing | 0.20* | 1 | ||||||
| Dysregulation | 0.36*** | 0.41*** | 1 | |||||
| Behavior Problems | 0.70*** | 0.65*** | 0.79*** | 1 | ||||
| Competence | 0.03 | 0.05 | −0.04 | 0.05 | 1 | |||
| SCI | 0.08 | 0.27*** | 0.18* | 0.25** | 0.70*** | 1 | ||
| RRB | 0.24** | 0.23** | 0.37*** | 0.46*** | 0.26** | 0.46*** | 1 | |
| RSB | 0.13 | 0.29*** | 0.26** | 0.34*** | 0.66*** | 0.97*** | 0.67*** | 1 |
*** p < 0.001, ** p < 0.01, * p < 0.05; Ext. = externalizing, Intl. = internalizing, Dysreg. = dysregulation, Behav. Probs = Behavior Problems, Comp. = Competence