| MSEL | Mullen Scales of Early Learning |
| ADOS | Autism Diagnostic Observation Schedule |
| CELF | Clinical Evaluation of Language Fundamentals |
| NVIQ | Nonverbal Intelligence Quotient |
| ASD | Autism Spectrum Disorder |
| DAS | Differential Ability Scales |
| RRB | Restricted and Repetitive Behaviors |
| TD | Typically Developing |