Table 1.
Bivariate correlations, means, and standard deviations.
| SCTP | SCTY | IA_T1 | HI_T1 | YDep_T1 | PDep_T1 | IA_T2 | HI_T2 | Dep_T2 | Age | MomEd | Race | Age_T2 | Sex | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SCTP | -- | |||||||||||||
| SCTY | .21*** | -- | ||||||||||||
| IA_T1 | .66*** | .23*** | -- | |||||||||||
| HI_T1 | .40*** | .12* | .66*** | -- | ||||||||||
| YDep_T1 | .15** | .84*** | .18*** | .10* | -- | |||||||||
| PDep_T1 | .78*** | .27*** | .69*** | .55*** | .26*** | -- | ||||||||
| IA_T2 | .16** | .22*** | 19*** | .18*** | .23*** | .18*** | -- | |||||||
| HI_T2 | .15** | .20*** | 19*** | .24*** | .18*** | .19*** | .46*** | -- | ||||||
| Dep_T2 | .12** | .26*** | .12** | .04 | .29*** | .22*** | .40*** | .33*** | -- | |||||
| Age | .07 | .02 | −.09 | −.22*** | −.06 | .05 | −.04 | .05 | .004 | -- | ||||
| MomEd | −.12** | −.16** | −.02 | −.02 | −.20*** | −.14** | −.02 | −.08 | −.09 | −.05 | -- | |||
| Race | −.02 | −.01 | .05 | .03 | −.12** | .01 | −.04 | .03 | −.10* | .02 | −.01 | -- | ||
| Age_T2 | .03 | −.01 | −.12** | −.23*** | −.08 | .01 | −.05 | .02 | .01 | .93*** | -.01 | .06 | -- | |
| Sex | −.15*** | −.04 | −.22*** | −.16*** | −.02 | −.12** | −.01 | −.14** | .03 | −.08 | .01 | .04 | −.05 | -- |
|
| ||||||||||||||
| Mean | 4.33 | 4.65 | 7.98 | 6.16 | 10.71 | 5.77 | 0.81 | 1.13 | 2.78 | 13.56 | 13.60 | 0.72 | 26.05 | 0.52 |
| SD | 4.16 | 2.52 | 6.27 | 5.57 | 5.21 | 4.24 | 1.56 | 1.73 | 2.26 | 2.46 | 2.75 | 0.45 | 1.80 | 0.50 |
Note. Sex code 1 = female, 0 = male. SCTP = parent-reported SCT, SCTY = self-reported SCT, IA = inattention, HI = hyperactive/impulsive, YDep = self-reported depression, PDep = parent-reported depression, T1 = time 1, T2 = time 2, MomED = maternal education at time 1, SD = standard deviation.
***
p < .001
**
p < .01
*
p < .05.