# 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.

[Read the report](https://agesandstages.com/wp-content/uploads/2025/12/ASQ-3-Concurrent-Validity.pdf)

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