Blar i NTNU Open på forfatter "Morris, Tim T"

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    • Educational attainment, health outcomes and mortality: a within-sibship Mendelian randomization study 

      Howe, Laurence J; Rasheed, Humaira; Jones, Paul Remy; Boomsma, Dorret I; Evans, David M; Giannelis, Alexandros; Hayward, Caroline; Hopper, John L; Hughes, Amanda; Lahtinen, Hannu; Li, Shuai; Lind, Penelope A; Martin, Nicholas G; Martikainen, Pekka; Medland, Sarah E; Morris, Tim T; Nivard, Michel G; Pingault, Jean-Baptiste; Silventoinen, Karri; Smith, Jennifer A; Willoughby, Emily A; Wilson, James F; Ahlskog, Rafael; Andreassen, Ole; Ask, Helga; Campbell, Archie; Cheesman, Rosa Catherine Gillespie; Cho, Yoonsu; Christensen, Kaare; Corfield, Elizabeth Claire; Dahm, Christina C.; Havdahl, Alexandra; Hill, William D; Kerr, Shona M; Nygaard, Marianne Rodriguez; Palviainen, Teemu; Pedersen, Nancy L; Plomin, Robert; Southey, Melissa C; Stoltenberg, Camilla; Åsvold, Bjørn Olav; Næss, Øyvind Erik; Davey Smith, George; Kaprio, Jaakko; Brumpton, Ben Michael; Davies, Neil Martin (Peer reviewed; Journal article, 2023)
      Background Previous Mendelian randomization (MR) studies using population samples (population MR) have provided evidence for beneficial effects of educational attainment on health outcomes in adulthood. However, estimates ...

    • How to estimate heritability: a guide for genetic epidemiologists 

      Barry, Ciarra-Jane S; Walker, Venexia M.; Cheesman, Rosa Catherine Gillespie; Smith, George Davey; Morris, Tim T; Davies, Neil Martin (Peer reviewed; Journal article, 2022)
      Background Traditionally, heritability has been estimated using family-based methods such as twin studies. Advancements in molecular genomics have facilitated the development of methods that use large samples of (unrelated ...

    • Population phenomena inflate genetic associations of complex social traits 

      Morris, Tim T; Davies, Neil Martin; Hemani, Gibran; Davey-Smith, George (Peer reviewed; Journal article, 2020)
      Heritability, genetic correlation, and genetic associations estimated from samples of unrelated individuals are often perceived as confirmation that genotype causes the phenotype(s). However, these estimates can arise from ...