Characterizing the Prevalence of Co-Occurring Neurodevelopmental Conditions and Associations With the Timing of Diagnosis in Autism in Medicaid Claims Data.
Autism commonly co-occurs with other neurodevelopmental conditions (NDCs), although diagnostic trajectories of an autism diagnosis relative to other NDCs are not well understood. We sought to examine the prevalence of NDCs within autistic children and how co-occurrence is associated with the timing of autism diagnoses....