Table 3.
Main Effect of Moderator | Main Effect of ADI-R | Interactive Effect | Variance | ||||
---|---|---|---|---|---|---|---|
| |||||||
Moderator | β | t-value | β | t-value | β | t-value | Model adj. r2 |
Child Age | −.108 | −1.105 | .192 | 1.046 | .232 | 1.123 | .155 |
Child Sex | −.132 | −1.422 | .260 | 2.577* | .193 | 1.408 | .156 |
Child Birth Order | −.013 | −.126 | .329 | 4.213*** | .115 | .903 | .160 |
Race/Ethnicity | |||||||
African American | −.033 | −.347 | .386 | 12.407*** | .150 | 1.564 | .168 |
Asian | .041 | .407 | .390 | 12.433*** | .024 | .238 | .158 |
White | .023 | .239 | .478 | 7.001*** | −.161 | −1.459 | .168 |
Child Full Scale IQ | −.200 | −2.156* | .480 | 6.233*** | −.334 | −3.393** | .388 |
Child Adaptive Behavior | −.036 | −.405 | .919 | 5.545*** | −.644 | −4.493*** | .297 |
Child Behavior Problems | .101 | 1.111 | 1.163 | 5.237*** | −.844 | −3.288** | .194 |
Household Income | −.173 | −1.740 | .184 | 1.684 | .283 | 2.039* | .158 |
Maternal Age at Birth | .067 | .700 | .348 | 1.752 | .054 | .250 | .162 |
Paternal Age at Birth | .004 | .045 | .191 | .962 | .231 | 1.072 | .166 |
Maternal Education | −.032 | −.338 | .369 | 3.608*** | .037 | .274 | .154 |
Paternal Education | −.079 | −.830 | .329 | 3.184** | .094 | .681 | .154 |
Maternal BAPQ | −.134 | −1.380 | .319 | 2.427* | .111 | .660 | .159 |
Paternal BAPQ | .022 | .232 | .503 | 3.440** | −.130 | −.745 | .156 |
Maternal SRS-ARV | −.001 | .011 | .439 | 8.150*** | −.091 | −.806 | .160 |
Paternal SRS-ARV | .075 | .784 | .485 | 9.619*** | −.216 | −2.021* | .169 |
Note:
p<.05,
p<.01,
p<.001.
BAPQ = Broader Autism Phenotype Questionnaire (self-report; Hurley et al., 2007). SRS-ARV = Social Responsiveness Scale – Adult Research Version (partner-report; Constantino & Todd, 2005)