## Concurrent Validity for ASQ-3 Questionnaire Intervals

This report summarizes the concurrent validity with BDI calculated by ASQ-3 interval, compared with results from early intervention/early childhood special education (EI/ECSE) eligibility evaluations.

## Developmental Screening Measures: Stretching the Use of the ASQ for Other Assessment Purposes

In this 2010 journal article from Infants & Young Children, the ASQ authors discuss potential applications or “stretches” beyond developmental screening for ASQ-3.

## ASQ-3 Technical Report

ASQ-3’s high validity and reliability have been proven by extensive research. The ASQ-3 Technical Report presents all of the data and research that went into developing ASQ.