Browsing Norwegian Institute of Public Health Open Repository by Author "Havdahl, Alexandra"

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    • Age of walking and intellectual ability in autism spectrum disorder and other neurodevelopmental disorders: a population‐based study 

      Havdahl, Alexandra; Farmer, Cristan; Schjølberg, Synnve; Øyen, Anne-Siri; Suren, Pål; Reichborn-Kjennerud, Ted; Magnus, Per; Bresnahan, Michaeline; Hornig, Mady; Susser, Ezra; Lipkin, W. Ian; Lord, Catherine; Stoltenberg, Camilla; Thurm, Audrey; Bishop, Somer L. (Peer reviewed; Journal article, 2020)

    • Association of maternal neurodevelopmental risk alleles with early-life exposures 

      Leppert, Beate; Havdahl, Alexandra; Riglin, Lucy; Jones, Hannah J.; Zheng, Jie; Davey Smith, George; Tilling, Kate; Thapar, Anita; Reichborn-Kjennerud, Ted; Stergiakouli, Evie (Peer reviewed; Journal article, 2019)

    • Associations between health behaviours, fertility and reproductive outcomes: triangulation of evidence in the Norwegian Mother, Father and Child Cohort Study (MoBa) 

      Wootton, Robyn E.; Lawn, Rebecca B.; Magnus, Maria C.; Treur, Jorien L.; Corfield, Elizabeth C.; Njølstad, Pål Rasmus; Andreassen, Ole A.; Lawlor, Deborah A.; Munafò, Marcus R.; Håberg, Siri E.; Smith, George Davey; Reichborn-Kjennerud, Ted; Magnus, Per; Havdahl, Alexandra (Peer reviewed; Journal article, 2023)

    • Associations between Pregnancy-Related Predisposing Factors for Offspring Neurodevelopmental Conditions and Parental Genetic Liability to Attention-Deficit/Hyperactivity Disorder, Autism, and Schizophrenia: The Norwegian Mother, Father and Child Cohort Study (MoBa) 

      Havdahl, Alexandra; Wootton, Robyn E; Leppert, Beate; Riglin, Lucy; Ask, Helga; Tesli, Martin Steen; Askeland, Ragna Bugge; Hannigan, Laurie John; Corfield, Elizabeth Claire; Øyen, Anne-Siri; Andreassen, Ole; Tilling, Kate; Davey Smith, George; Thapar, Anita; Reichborn-Kjennerud, Ted; Stergiakouli, Evie (Peer reviewed; Journal article, 2022)

    • Attainment and loss of early social-communication skills across neurodevelopmental conditions in the Norwegian Mother, Father and Child Cohort Study 

      Havdahl, Alexandra; Farmer, Cristan; Suren, Pål; Øyen, Anne-Siri; Magnus, Per Minor; Susser, Ezra; Lipkin, W. Ian; Reichborn-Kjennerud, Ted; Stoltenberg, Camilla; Bishop, Somer L.; Thurm, Audrey (Peer reviewed; Journal article, 2023)

    • Attainment and loss of early social-communication skills across neurodevelopmental conditions in the Norwegian Mother, Father and Child Cohort Study 

      Havdahl, Alexandra; Farmer, Cristan; Suren, Pål; Øyen, Anne-Siri; Magnus, Per Minor; Susser, Ezra; Lipkin, W. Ian; Reichborn-Kjennerud, Ted; Stoltenberg, Camilla; Bishop, Somer L.; Thurm, Audrey (Peer reviewed; Journal article, 2023)

    • Avoiding dynastic, assortative mating, and population stratification biases in Mendelian randomization through within-family analyses 

      Brumpton, Ben Michael; Sanderson, Eleanor; Heilbron, Karl; Hartwig, FP; Harrison, S; Vie, Gunnhild Åberge; Cho, Y; Howe, LD; Hughes, A; Boomsma, D; Havdahl, Alexandra; Hopper, J; Neale, M; Nivard, Michel G.; Pedersen, N; Reynolds, CA; Tucker-D, EM; Grotzinger, A; Howe, Laurence; Morris, Tim; Li, Shuai; Within-Family Consortium, The; 23andMe Research Team, The; Auton, A; Windmeijer, F; Chen, W-M; Bjørngaard, Johan Håkon; Hveem, Kristian; Willer, C; Evans, DM; Kaprio, J; Davey Smith, G; Åsvold, BO; Åsvold, Bjørn Olav; Hemani, G; Davies, Neil Martin (Peer reviewed; Journal article, 2020)

    • Bounding the average causal effect in Mendelian randomisation studies with multiple proposed instruments: An application to prenatal alcohol exposure and attention deficit hyperactivity disorder 

      Diemer, Elizabeth W.; Havdahl, Alexandra; Andreassen, Ole A.; Munafò, Marcus R.; Njølstad, Pål Rasmus; Tiemeier, Henning; Zuccolo, Luisa; Swanson, Sonja A. (Peer reviewed; Journal article, 2023)

    • Diagnostisering av autismespekterforstyrrelser hos barn i Norge 

      Suren, Pål; Havdahl, Alexandra; Øyen, Anne-Siri; Schjølberg, Synnve; Reichborn-Kjennerud, Ted; Magnus, Per; Bakken, Inger Johanne Landsjøåsen; Stoltenberg, Camilla (Peer reviewed; Journal article, 2019)
      Diagnosing autism spectrum disorder among children in Norway

    • Direct and Indirect Effects of Maternal, Paternal, and Offspring Genotypes: Trio-GCTA 

      Eilertsen, Espen Moen; Jami, Eshim Shahid; McAdams, Tom A.; Hannigan, Laurie J.; Havdahl, Alexandra; Magnus, Per; Evans, David M.; Ystrøm, Eivind (Peer reviewed; Journal article, 2021)

    • Do environmental effects indexed by parental genetic variation influence common psychiatric symptoms in childhood? 

      Jami, Eshim S.; Hammerschlag, Anke R.; Sallis, Hannah M.; Qiao, Zhen; Andreassen, Ole A.; Magnus, Per Minor; Njølstad, Pål Rasmus; Havdahl, Alexandra; Pingault, Jean-Baptiste; Evans, David M.; Munafò, Marcus R.; Ystrom, Eivind; Bartels, Meike; Middeldorp, Christel (Peer reviewed; Journal article, 2023)

    • Early manifestations of genetic risk for neurodevelopmental disorders 

      Askeland, Ragna Bugge; Hannigan, Laurie J.; Ask, Helga; Ayorech, Ziada; Tesli, Martin Steen; Corfield, Elizabeth; Magnus, Per Minor; Njølstad, Pål Rasmus; Andreassen, Ole A.; Smith, George Davey; Reichborn-Kjennerud, Ted; Havdahl, Alexandra (Peer reviewed; Journal article, 2021)

    • 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. (Peer reviewed; Journal article, 2021)

    • Genetic Associations Between Childhood Psychopathology and Adult Depression and Associated Traits in 42 998 Individuals: A Meta-analysis 

      Akingbuwa, Wonuola A.; Hammerschlag, Anke R.; Jami, Eshim S.; Allegrini, Andrea G.; Karhunen, Ville; Sallis, Hannah; Ask, Helga; Askeland, Ragna Bugge; Baselmans, Bart; Diemer, Elizabeth W; Hagenbeek, Fiona A.; Havdahl, Alexandra; Hottenga, Jouke-Jan; Mbarek, Hamdi; Rivadeneira, Fernando; Tesli, Martin Steen; van Beijsterveldt, Catharina E. M.; Breen, Gerome; Lewis, Cathryn M.; Thapar, Anita; Boomsma, Dorret I.; Kuja-Halkola, Ralf; Reichborn-Kjennerud, Ted; Magnus, Per; Rimfeld, Kaili; Ystrøm, Eivind; Järvelin, Marjo-Riitta; Lichtenstein, Paul; Lundström, Sebastian; Munafò, Marcus R.; Plomin, Robert; Tiemeier, Henning; Nivard, Michel G.; Bartels, Meike; Middeldorp, Christel M. (Peer reviewed; Journal article, 2020)

    • Genetic contributions to autism spectrum disorder 

      Havdahl, Alexandra; Niarchou, Maria; Starnawska, A; Uddin, M; van der Merwe, Celia; Warrier, Varun (Peer reviewed; Journal article, 2021)
      Autism spectrum disorder (autism) is a heterogeneous group of neurodevelopmental conditions characterized by early childhood-onset impairments in communication and social interaction alongside restricted and repetitive ...

    • Genetic correlates of phenotypic heterogeneity in autism 

      Warrier, Varun; Zhang, Xinhe; Reed, Patrick; Havdahl, Alexandra; Moore, Tyler M.; Cliquet, Freddy; Leblond, Claire S.; Rolland, Thomas; Rosengren, Anders; Caceres, Antonia San Jose; Hayward, Hannah; Crawley, Daisy; Faulkner, Jessica; Sabet, Jessica; Ellis, Claire; Oakley, Bethany; Loth, Eva; Charman, Tony; Murphy, Declan; Holt, Rosemary; Waldman, Jack; Upadhyay, Jessica; Gunby, Nicola; Lai, Meng-Chuan; Renouf, Gwilym; Ruigrok, Amber; Taylor, Emily; Ziauddeen, Hisham; Deakin, Julia; di Bruttopilo, Sara Ambrosino; van Dijk, Sarai; Rijks, Yvonne; Koops, Tabitha; Douma, Miriam; Spaan, Alyssia; Selten, Iris; Steffers, Maarten; van Themaat, Anna Ver Loren; Bast, Nico; Baumeister, Sarah; O’Dwyer, Larry; Bours, Carsten; Rausch, Annika; von Rhein, Daniel; Cornelissen, Ineke; de Bruin, Yvette; Graauwmans, Maartje; Kostrzewa, Elzbieta; Cauvet, Elodie; Tammimies, Kristiina; Sitnikow, Rouslan; Dumas, Guillaume; Kim, Yang-Min; Bourgeron, Thomas; Hougaard, David M.; Bybjerg-Grauholm, Jonas; Werge, Thomas; Mortensen, Preben Bo; Mors, Ole; Nordentoft, Merete; Adhya, Dwaipayan; Alamanza, Armandina; Allison, Carrie; Garvey, Isabelle; Parsons, Tracey; Smith, Paula; Tsompanidis, Alex; Burton, Graham J.; Heazell, Alexander E. P.; Gabis, Lidia V.; Biron-Shental, Tal; Lancaster, Madeline A.; Srivastava, Deepak P.; Mill, Jonathan; Rowitch, David H.; Hurles, Matthew E.; Geschwind, Daniel H.; Børglum, Anders D.; Robinson, Elise B.; Grove, Jakob; Martin, Hilary C.; Bourgeron, Thomas; Baron-Cohen, Simon (Peer reviewed; Journal article, 2022)

    • Genetic Liability for Schizophrenia and Childhood Psychopathology in the General Population 

      Hannigan, Laurie John; Askeland, Ragna Bugge; Ask, Helga; Tesli, Martin; Corfield, Elizabeth; Ayorech, Ziada; Helgeland, Øyvind; Magnus, Per; Njølstad, Pål Rasmus; Øyen, Anne-Siri; Stoltenberg, Camilla; Andreassen, Ole A.; Davey smith, George; Reichborn-Kjennerud, Ted; Havdahl, Alexandra (Peer reviewed; Journal article, 2021)

    • Genetic liability to schizophrenia is associated with exposure to traumatic events in childhood 

      Sallis, Hannah M.; Croft, Jazz; Havdahl, Alexandra; Jones, Hannah J.; Dunn, Erin C.; Smith, George Davey; Zammit, Stanley; Munafò, Marcus R. (Peer reviewed; Journal article, 2020)

    • Genetic nurture versus genetic transmission of risk for ADHD traits in the Norwegian Mother, Father and Child Cohort Study 

      Pingault, Jean-Baptiste; Barkhuizen, Wikus; Wang, Biyao; Hannigan, Laurie John; Eilertsen, Espen Moen; Corfield, Elizabeth Claire; Andreassen, Ole; Ask, Helga; Tesli, Martin Steen; Askeland, Ragna Bugge; Davey Smith, George; Stoltenberg, Camilla; Davies, Neil M.; Reichborn-Kjennerud, Ted; Ystrøm, Eivind; Havdahl, Alexandra (Peer reviewed; Journal article, 2022)

    • 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. (Peer reviewed; Journal article, 2022)