Physical–Mental Comorbidity of Pediatric Migraine in the Philadelphia Neurodevelopmental Cohort

Objective To examine the associations between headaches and migraine with physical and mental disorders in a large pediatric registry. Study design In total, 9329 youth aged 8-21 years from the Philadelphia Neurodevelopmental Cohort were included. Physical conditions, including headache, were ascertained from electronic medical records and in-person interviews. Modified International Classification of Headache Disorders (ICHD-II) criteria were...