Table 3.
Overall Neurocognitive Functioning Between Groups: Multivariate Comparisons With and Without Covarying (on Group Only) Age and Parental Education
| HR-SCZ vs CC |
HR-AFF vs CC |
HR-SCZ vs HR-AFF |
|||||||
| Group Comparison | F | df | p | F | df | p | F | df | p |
| Group | 5.80 | 6/150 | <.001 | 1.81 | 6/95 | .106 | .516 | 6/82 | .795 |
| Study Site | 3.01 | 6/148 | .008 | 2.19 | 6/93 | .051 | 2.14 | 6/82 | .058 |
| Group × Site | .951 | 6/148 | .461 | .920 | 6/93 | .485 | .992 | 6/82 | .436 |
| Group Effects After Covariates | |||||||||
| Age | 6.31 | 6/149 | <.001 | 1.73 | 6/94 | .123 | .687 | 6/83 | .661 |
| Parental Education | 4.70 | 6/149 | <.001 | 1.82 | 6/94 | .104 | .494 | 6/83 | .811 |
| Age and Parental Education | 5.05 | 6/148 | <.001 | 1.65 | 6/93 | .142 | .647 | 6/82 | .692 |
Note: HR-SCZ = genetic high-risk for schizophrenia; HR-AFF = genetic high-risk for affective psychosis; CC = community controls.