• 1q21.1 distal copy number variants are associated with cerebral and cognitive alterations in humans 

      Sønderby, Ida Elken; van der Meer, Dennis; Moreau, Clara; Kaufmann, Tobias; Walters, G. Bragi; Ellegaard, Maria; Abdellaoui, Abdel; Ames, David; Amunts, Katrin; Andersson, Micael; Armstrong, Nicola J.; Bernard, Manon; Blackburn, Nicholas B.; Blangero, John; Boomsma, Dorret I.; Brodaty, Henry; Brouwer, Rachel M.; Bülow, Robin; Bøen, Rune; Cahn, Wiepke; Calhoun, Vince D.; Caspers, Svenja; Ching, Christopher R. K.; Cichon, Sven; Ciufolini, Simone; Crespo-Facorro, Benedicto; Curran, Joanne E.; Dale, Anders M.; Dalvie, Shareefa; Dazzan, Paola; de Geus, Eco J. C.; Zubicaray, Greig I. de; Zwarte, Sonja M. C. de; Desrivieres, Sylvane; Doherty, Joanne L.; Donohoe, Gary; Draganski, Bogdan; Ehrlich, Stefan; Eising, Else; Espeseth, Thomas; Fejgin, Kim; Fisher, Simon E.; Fladby, Tormod; Frei, Oleksandr; Frouin, Vincent; Fukunaga, Masaki; Gareau, Thomas; Ge, Tian; Glahn, David C.; Grabe, Hans J.; Groenewold, Nynke A.; Gustafsson, Omar; Haavik, Jan; Haberg, Asta Kristine; Hall, Jeremy; Hashimoto, Ryota; Hehir-Kwa, Jayne Y.; Hibar, Derrek P.; Hillegers, Manon H. J.; Hoffmann, Per; Holleran, Laurena; Holmes, Avram J.; Johansson, Stefan; Jönsson, Erik Gunnar; Hellard, Stephanie Francoise Claire Le; Lundervold, Arvid; Lundervold, Astri J.; Moberget, Torgeir; Nordvik, Jan Egil; Sando, Sigrid Botne; Steen, Vidar Martin; Tamnes, Christian Krog; Agartz, Ingrid; Djurovic, Srdjan; Westlye, Lars Tjelta; Andreassen, Ole; Homuth, Georg; Hottenga, Jouke-Jan; Hulshoff Pol, Hilleke E.; Ikeda, Masashi; Jahanshad, Neda; Jockwitz, Christiane; Jørgensen, Niklas R.; Kikuchi, Masataka; Knowles, Emma E. M.; Kumar, Kuldeep; Leu, Costin; Linden, David E. J.; Liu, Jingyu; Maillard, Anne M.; Martin, Nicholas G.; Martin-Brevet, Sandra; Mather, Karen A.; Mathias, Samuel R.; McMahon, Katie L.; McRae, Allan F.; Medland, Sarah E.; Meyer-Lindenberg, Andreas; Modenato, Claudia; Monereo Sánchez, Jennifer; Morris, Derek W.; Mühleisen, Thomas W.; Murray, Robin M.; Nielsen, Jacob; Nyberg, Lars; Olde Loohuis, Loes M.; Ophoff, Roel A.; Owen, Michael J.; Paus, Tomas; Pausova, Zdenka; Peralta, Juan M.; Pike, G. Bruce; Prieto, Carlos; Quinlan, Erin B.; Reinbold, Céline S.; Reis Marques, Tiago; Rucker, James J. H.; Sachdev, Perminder S.; Schofield, Peter R.; Schork, Andrew J.; Schumann, Gunter; Shin, Jean; Shumskaya, Elena; Silva, Ana I.; Sisodiya, Sanjay M.; Stein, Dan J.; Strike, Lachlan T.; Suzuki, Ikuo K.; Teumer, Alexander; Thalamuthu, Anbupalam; Tordesillas-Gutiérrez, Diana; Uhlmann, Anne; Ulfarsson, Magnus O.; van ‘t Ent, Dennis; van den Bree, Marianne B. M.; Vanderhaeghen, Pierre; Vassos, Evangelos; Wen, Wei; Wittfeld, Katharina; Wright, Margaret J.; Stefansson, Hreinn; Stefansson, Kari; Jacquemont, Sébastien; Thompson, Paul M. (Journal article; Peer reviewed, 2021)
      Low-frequency 1q21.1 distal deletion and duplication copy number variant (CNV) carriers are predisposed to multiple neurodevelopmental disorders, including schizophrenia, autism and intellectual disability. Human carriers ...
    • The association between symptoms of depression and school absence in a population-based study of late adolescents 

      Askeland, Kristin Gärtner; Bøe, Tormod; Lundervold, Astri J.; Stormark, Kjell Morten; Hysing, Mari (Journal article; Peer reviewed, 2020)
      Objective: School attendance is an important functional marker in adolescence, and knowledge of the correlates of school absence is important to inform preventive efforts. The main aim of the present study was to investigate ...
    • Attention-Deficit/Hyperactivity Disorder Symptom Dimensions Differentially Predict Adolescent Peer Problems: Findings From Two Longitudinal Studies 

      Ahmad, Shaikh I.; Meza, Jocelyn I.; Posserud, Maj-Britt Rocio; Brevik, Erlend Joramo; Hinshaw, Stephen P.; Lundervold, Astri J. (Journal article; Peer reviewed, 2021)
      Introduction: Previous findings that inattention (IA) and hyperactive/impulsive (HI) symptoms predict later peer problems have been mixed. Utilizing two culturally diverse samples with shared methodologies, we assessed the ...
    • Current and Retrospective Childhood Ratings of Emotional Fluctuations in Adults With ADHD 

      Lundervold, Astri J.; Halmøy, Anne; Nordby, Emilie Sektnan; Haavik, Jan; Meza, Jocelyn I. (Journal article; Peer reviewed, 2020)
      Introduction: Emotional fluctuations and mood swings are common among adults with Attention Deficit/Hyperactivity Disorder (ADHD). Here we investigated if these problems could be retrospectively traced back to childhood ...
    • Examining 3-month test-retest reliability and reliable change using the Cambridge Neuropsychological Test Automated Battery 

      Karlsen, Rune Hatlestad; Karr, Justin E.; Saksvik, Simen Berg; Lundervold, Astri J.; Hjemdal, Odin; Olsen, Alexander; Iverson, Grant L.; Skandsen, Toril (Journal article; Peer reviewed, 2020)
      The Cambridge Neuropsychological Test Automated Battery (CANTAB) is a battery of computerized neuropsychological tests commonly used in Europe in neurology and psychiatry studies, including clinical trials. The purpose of ...
    • Insomnia, Alcohol Consumption and ADHD Symptoms in Adults 

      Lundervold, Astri J.; Jensen, Daniel André; Haavik, Jan (Journal article; Peer reviewed, 2020)
      Introduction Substance use disorders and insomnia are common in the general population, and particularly among adults with attention-deficit/hyperactivity disorder (ADHD). Here we investigated the relationship between ...
    • A self-guided Internet-delivered intervention for adults with ADHD: A feasibility study 

      Nordby, Emilie S.; Kenter, Robin M.F.; Lundervold, Astri J.; Nordgreen, Tine (Journal article; Peer reviewed, 2021)
      Background Attention Deficit Hyperactivity Disorder (ADHD) is a prevalent neurodevelopmental disorder that tends to persist into adulthood. Many adults with ADHD seek non-pharmacological treatment in addition to pharmacological ...
    • Validity and accuracy of the Adult Attention-Deficit/Hyperactivity Disorder (ADHD) Self-Report Scale (ASRS) and the Wender Utah Rating Scale (WURS) symptom checklists in discriminating between adults with and without ADHD 

      Brevik, Erlend Joramo; Lundervold, Astri J.; Haavik, Jan; Posserud, Maj-Britt Rocio (Journal article; Peer reviewed, 2020)
      Objective To validate the Adult ADHD Self‐Report Scale (ASRS) and the Wender Utah Rating Scale (WURS) in a well‐characterized sample of adult attention‐deficit/hyperactivity disorder (ADHD) patients and population ...