• Attention-deficit/hyperactivity disorder and smoking habits in pregnant women 

      Anderson, Anneli; Hegvik, Tor-Arne; Chen, Qi; Kvalvik, Liv Grimstvedt; Almqvist, Catarina; D'Onofrio, Brian M.; Hartman, Catharina A; Klungsøyr, Kari; Haavik, Jan; Tuvblad, Catherine; Larsson, Henrik (Journal article; Peer reviewed, 2020)
      Background Attention-deficit/hyperactivity disorder (ADHD) has been associated with an increased risk of tobacco smoking, and more difficulties with smoking cessation compared to non-ADHD individuals. Women with ADHD may ...
    • Attention-deficit/hyperactivity disorder symptoms and dietary habits in adulthood: A large population-based twin study in Sweden 

      Li, Lin; Taylor, Mark J.; Bälter, Katarina; Kuja-Halkola, Ralf; Chen, Qi; Hegvik, Tor-Arne; Tate, Ashley E.; Chang, Zheng; Arias-Vasquez, Alejandro; Hartman, Catharina A.; Larsson, Henrik (Journal article; Peer reviewed, 2020)
      Associations between adult attention-deficit/hyperactivity disorder (ADHD) symptoms and dietary habits have not been well established and the underlying mechanisms remain unclear. We explored these associations using a ...
    • Common psychiatric and metabolic comorbidity of adult attention-deficit/hyperactivity disorder: A population-based cross-sectional study 

      Chen, Qi; Hartman, Catharina A; Haavik, Jan; Harro, Jaanus; Klungsøyr, Kari; Hegvik, Tor-Arne; Wanders, Rob; Ottosen, Cæcilie; Dalsgaard, Søren; Faraone, Stephen V.; Larsson, Henrik (Peer reviewed; Journal article, 2018-09-26)
      Attention-deficit/hyperactivity disorder (ADHD) is often comorbid with other psychiatric conditions in adults. Yet, less is known about its relationship with common metabolic disorders and how sex and ageing affect the ...
    • Familial co-aggregation of attention-deficit/ hyperactivity disorder and autoimmune diseases: a cohort study based on Swedish population-wide registers 

      Hegvik, Tor-Arne; Chen, Qi; Kuja-Halkola, Ralf; Klungsøyr, Kari; Butwicka, Agnieszka; Lichtenstein, Paul; Almqvist, Catarina; Faraone, Stephen V.; Haavik, Jan; Larsson, Henrik (Journal article; Peer reviewed, 2021)
      Background Attention-deficit/hyperactivity disorder (ADHD) has been associated with several autoimmune diseases (AD), both within individuals and across relatives, implying common underlying genetic or environmental factors ...
    • Genetic association study of childhood aggression across raters, instruments, and age 

      Ip, Hill F.; van der Laan, Camiel M.; Krapohl, Eva M. L.; Brikell, Isabell; Sánchez-Mora, Cristina; Nolte, Ilja M.; Pourcain, Beate St; Bolhuis, Koen; Palviainen, Teemu; Zafarmand, Hadi; Colodro-Conde, Lucía; Gordon, Scott; Zayats, Tetyana; Aliev, Fazil; Jiang, Chang; Wang, Carol A.; Saunders, Gretchen; Karhunen, Ville; Hammerschlag, Anke R.; Adkins, Daniel E.; Border, Richard; Peterson, Roseann E.; Prinz, Joseph A.; Thiering, Elisabeth; Seppälä, Iikka; Vilor-Tejedor, Natàlia; Ahluwalia, Tarunveer S.; Day, Felix R.; Hottenga, Jouke-Jan; Allegrini, Andrea G.; Rimfeld, Kaili; Chen, Qi; Yi, Lu; Martin, Joanna; Soler Artigas, Marìa; Rovira, Paula; Bosch, Rosa; Español, Gemma; Ramos-Quiroga, Josep Antonio; Neumann, Alexander; Haavik, Jan; Harris, Jennifer Ruth; Helgeland, Øyvind; Johansson, Stefan; Knudsen, Gun Peggy Strømstad; Njølstad, Pål Rasmus; Havdahl, Alexandra; Magnus, Per Minor; Reichborn-Kjennerud, Ted; Boomsma, Dorret I. (Journal article; Peer reviewed, 2021)
      Childhood aggressive behavior (AGG) has a substantial heritability of around 50%. Here we present a genome-wide association meta-analysis (GWAMA) of childhood AGG, in which all phenotype measures across childhood ages from ...
    • Genome-wide association meta-analysis of childhood and adolescent internalizing symptoms 

      Jami, Eshim S.; Hammerschlag, Anke R.; Ip, Hill F.; Allegrini, Andrea G.; Benyamin, Beben; Border, Richard; Diemer, Elizabeth W.; Jiang, Chang; Karhunen, Ville; Lu, Yi; Lu, Qing; Mallard, Travis T.; Mishra, Pashupati P.; Nolte, Ilja M.; Palviainen, Teemu; Peterson, Roseann E.; Sallis, Hannah M.; Shabalin, Andrey A.; Tate, Ashley E.; Thiering, Elisabeth; Vilor-Tejedor, Natàlia; Wang, Carol; Zhou, Ang; Adkins, Daniel E.; Alemany, Silvia; Ask, Helga; Chen, Qi; Corley, Robin P.; Ehli, Erik A.; Evans, Luke M.; Havdahl, Alexandra; Hagenbeek, Fiona A.; Hakulinen, Christian; Henders, Anjali K.; Hottenga, Jouke Jan; Korhonen, Tellervo; Mamun, Abdullah; Marrington, Shelby; Neumann, Alexander; Rimfeld, Kaili; Rivadeneira, Fernando; Silberg, Judy L.; van Beijsterveldt, Catharina E.; Vuoksimaa, Eero; Whipp, Alyce M.; Tong, Xiaoran; Andreassen, Ole; Boomsma, Dorret I.; Brown, Sandra A.; Burt, S. Alexandra; Copeland, William; Dick, Danielle M.; Harden, K. Paige; Harris, Kathleen Mullan; Hartman, Catharina A.; Heinrich, Joachim; Hewitt, John K.; Hopfer, Christian; Hypponen, Elina; Jarvelin, Marjo-Riitta; Kaprio, Jaakko; Keltikangas-Järvinen, Liisa; Klump, Kelly L.; Krauter, Kenneth; Kuja-Halkola, Ralf; Larsson, Henrik; Lehtimäki, Terho; Lichtenstein, Paul; Lundström, Sebastian; Maes, Hermine H.; Magnus, Per Minor; Munafò, Marcus R.; Najman, Jake M.; Njølstad, Pål Rasmus; Oldehinkel, Albertine J.; Pennell, Craig E.; Plomin, Robert; Reichborn-Kjennerud, Ted; Reynolds, Chandra; Rose, Richard J.; Smolen, Andrew; Snieder, Harold; Stallings, Michael; Standl, Marie; Sunyer, Jordi; Tiemeier, Henning; Wadsworth, Sally J.; Wall, Tamara L.; Whitehouse, Andrew J.O.; Williams, Gail M.; Ystrøm, Eivind; Nivard, Michel G.; Bartels, Meike; Middeldorp, Christel M. (Journal article; Peer reviewed, 2022)
      Objective: To investigate the genetic architecture of internalizing symptoms in childhood and adolescence. Method: In 22 cohorts, multiple univariate genome-wide association studies (GWASs) were performed using repeated ...
    • Latitudinal differences in early growth of largehead hairtail (Trichiurus japonicus) in relation to environmental variables 

      Sun, Peng; Chen, Qi; Fu, Caihong; Xu, Yi; Sun, Runlong; Li, Jianchao; Yu, Haiqing; Zhang, Chi; Liu, Yang; Ye, Zhenjiang; Tian, Yongjun; Heino, Mikko Petteri (Journal article; Peer reviewed, 2020)
      Largehead hairtail (Trichiurus japonicus) in the China Seas shows an increasing catch trend, despite continued overexploitation, which could be attributed to improved recruitment as a result of strengthened early growth. ...
    • Maternal pre-pregnancy overweight/obesityand the risk of attention-deficit/hyperactivitydisorder in offspring: a systematic review, meta-analysis and quasi-experimental family-based study 

      Li, Lin; Lagerberg, Tyra; Chang, Zheng; Cortese, Samuele; Rosenqvist, Mina A.; Almqvist, Catarina; D'Onofrio, Brian M.; Hegvik, Tor-Arne; Hartman, Catharina A.; Chen, Qi; Larsson, Henrik (Journal article; Peer reviewed, 2020)
      Previous studies are inconclusive concerning the association between maternal pre-pregnancy overweight/obesity and risk of attention-deficit/hyperactivity disorder (ADHD) in offspring. We therefore conducted a systematic ...