Attention-deficit/hyperactivity disorder polygenic risk score and incidence of cognitive impairment in older adults: A prospective multicohort study
Aug 1, 2026·
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Douglas Teixeira Leffa
Guilherme Bauer-Negrini
Livia Amaral
Bruna Bellaver
Pamela C. L. Ferreira
Guilherme Povala
Firoza Z. Lussier
João Pedro Ferrari-Souza
Ann D. Cohen
Dana L. Tudorascu
Samuele Cortese
Luis Augusto Rohde
Brooke S. G. Molina
Derek Archer
Tharick A. Pascoal

Authors
Biomedical Data Scientist
Computational neuroscientist working at the intersection of machine learning, biomedical
imaging, and human genetics in neurodegenerative disease. My work applies deep learning to
high-dimensional medical images, harmonizes imaging measurements across sites and acquisition
protocols, and integrates imaging with genomic, proteomic, and longitudinal clinical data to
characterise Alzheimer’s disease and related dementias, with particular focus on fluid and
imaging biomarkers of neurodegeneration.