| ASD | Autism Spectrum Disorder |
| IQ | Intelligence Quotient |
| RRBs | Restricted and Repetitive Behaviors |
| RBS-R | Repetitive Behavior Scale Revised |
| ABAS-II | Adaptive Behavior Assessment System, Second Edition |
| GAC | General Adaptive Composite |
| DAC | Conceptual Adaptive Domain |
| DAS | Social Adaptive Domain |
| DAP | Practical Adaptive Domain |
| ADOS-2 | Autism Diagnostic Observation Schedule, Second Edition |
| ADOS-G | Autism Diagnostic Observation Schedule-Generic |
| ADI-R | Autism Diagnostic Interview Revised |
| ADHD | Attentions Deficit and Hyperactivity Disorder |