Table 3.
Correlations of childhood characteristics (age, gender, FSIQ, ASD symptom severity, psychiatric disorders) and ASD symptom severity in adolescence
| Wave 1 age |
Wave 1 gender |
Wave 1 FSIQ |
Wave 1 ASD symptom severity |
Wave 1 Anxiety disorders |
Wave 1 Mood disorders |
Wave 1 Developmental disorders |
Wave 1 Disruptive disorders |
Wave 1 # psychiatric disorders |
|
|---|---|---|---|---|---|---|---|---|---|
| Wave 2 ASD symptom severity | −.16 | −.08 | −.23 | .51** | .04 | −.11 | .28 | −.04 | .04 |
| RCI | .10 | .31 | .19 | .33** | −.13 | −.05 | −.24 | −.05 | −.14 |
The psychiatric disorders are dichotomous variables based on the Diagnostic Interview Schedule for Children (DISC). RCI Reliable Change Index: change in CSS between Wave 1 and Wave 2, ASD symptom severity Autism Spectrum Disorder symptom severity: based on the ADOS CSS Autism Diagnostic Observation Schedule, calibrated severity score, IQ Intelligence Quotient
* p < .05; ** p < .01