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Changes in Characteristics Associated With ADHD and ASD Diagnoses Over Time

JAMA Psychiatry 10.1001/jamapsychiatry.2026.2722

September 09, 2026 at 11:00 AM EDT

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This case-control study investigates changes in the associations between prediagnostic characteristics and diagnosis of attention-deficit/hyperactivity disorder (ADHD) and autism spectrum disorder (ASD) from 2012 to 2022.

Corresponding Authors: Magnus Elias Tarp, MSc (mekt@ph.au.dk), and Oleguer Plana-Ripoll, PhD (opr@ph.au.dk), National Centre for Register-based Research, Department of Public Health, Aarhus University, Bartholins Allé 2, 8000 Aarhus C, Denmark.

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