From: Early sex differences are not autism-specific: A Baby Siblings Research Consortium (BSRC) study
Effect | df | Wald Chi-square | p value |
---|---|---|---|
Main effects | Â | Â | Â |
 Domain | 1 | 58.72 | <.001 |
 Sex | 1 | 1.09 | .30 |
 Group | 2 | 373.67 | <.001 |
 Age | 1 | 0.68 | .41 |
Two-way interaction effects | Â | Â | Â |
 Domain × sex | 1 | 4.90 | <.05 |
 Domain × group | 2 | 54.74 | <.001 |
 Sex × group | 2 | 2.65 | .27 |
 Domain × age | 1 | 9.77 | <.01 |
 Sex × age | 1 | 0.02 | .90 |
 Group × age | 2 | 9.04 | <.05 |
Three-way interaction effects | Â | Â | Â |
 Domain × sex × group | 2 | 0.81 | .67 |
 Domain × sex × age | 1 | 3.22 | .07 |
 Domain × group × age | 2 | 9.47 | <.01 |
 Sex × group × age | 2 | 0.29 | .86 |
Four-way interaction effect | Â | Â | Â |
 Domain × sex × group × age | 2 | 4.33 | .12 |