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Peter Jacobsson; Tove Granqvist; Christopher J. Hopwood; Robert F. Krueger; Bo Söderpalm; Thomas Nilsson – Journal of Attention Disorders, 2025
Objectives: Non-adherence to medication is common in the adult ADHD clinical group. The goal of this pre-registered study was to examine whether the DSM-5 Alternative Model of Personality Disorder (AMPD), generality personality dysfunction (LPFS-BF 2.0) or maladaptive personality traits (PID-5), can predict time to premature discontinuation of…
Descriptors: Personality Traits, Predictor Variables, Drug Therapy, Attention Deficit Hyperactivity Disorder
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Neufeld, Janina; Taylor, Mark J.; Lundin Remnélius, Karl; Isaksson, Johan; Lichtenstein, Paul; Bölte, Sven – Autism: The International Journal of Research and Practice, 2021
Autism spectrum disorder is associated with sensory processing alterations, such as sensory hyper- and hypo-responsiveness. Twin studies are scarce in this field, but they are necessary in order to disentangle the genetic and environmental contributions to this association. Furthermore, it is unclear how different neurodevelopmental/psychiatric…
Descriptors: Autism, Pervasive Developmental Disorders, Twins, Perceptual Impairments
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Hultman, Christina M.; Torrang, Anna; Tuvblad, Catherine; Cnattingius, Sven; Larsson, Jan-Olov; Lichtenstein, Paul – Journal of the American Academy of Child & Adolescent Psychiatry, 2007
Objective: To determine whether low birth weight increases the risk of attention-deficit/hyperactivity disorder (ADHD) in childhood and early adolescence. Method: In a population-based sample of 1,480 twin pairs born in the period 1985-1986 ascertained from the Swedish Twin Registry, birth weight was collected prospectively through the Medical…
Descriptors: Early Adolescents, Environmental Influences, Twins, Genetics