Validity of claims‐based algorithms to identify neurodevelopmental disorders in children

To validate healthcare claim-based algorithms for neurodevelopmental disorders (NDD) in children using medical records as the reference.Using a clinical data warehouse of patients receiving outpatient or inpatient care at two hospitals in Boston, we identified children (≤14 years between 2010 and 2014) with at least one of the following NDDs according to claims-based algorithms: autism spectrum disorder/pervasive developmental disorder (ASD),...