• Association between birthweight and later body mass index: an individual-based pooled analysis of 27 twin cohorts participating in the CODATwins project 

      Jelenkovic, Aline; Yokoyama, Yoshie; Sund, Reijo; Pietiläinen, Kirsi H.; Hur, Yoon-Mi; Willemsen, Gonneke; Bartels, Meike; van Beijsterveldt, Toos C. E. M.; Ooki, Syuichi; Saudino, Kimberly J.; Stazi, Maria A.; Fagnani, Corrado; D'Ippolito, Cristina; Nelson, Tracy L.; Whitfield, Keith E.; Knafo-Noam, Ariel; Mankuta, David; Abramson, Lior; Heikkila, Kauko; Cutler, Tessa L.; Hopper, John L.; Wardle, Jane; Llewellyn, Clare H.; Fisher, Abigail; Corley, Robin P.; Huibregtse, Brooke M.; Derom, Catherine A.; Vlietinck, Robert F.; Loos, Ruth J. F.; Bjerregaard-Andersen, Morten; Beck-Nielsen, Henning; Sodemann, Morten; Tarnoki, Adam D.; Tarnoki, David L.; Burt, S. Alexandra; Klump, Kelly L.; Ordonana, Juan R.; Sánchez-Romera, Juan F.; Colodro-Conde, Lucia; Dubois, Lise; Boivin, Michel; Brendgen, Mara; Dionne, Ginette; Vitaro, Frank; Harris, Jennifer Ruth; Brandt, Ingunn; Nilsen, Thomas Sevenius; Craig, Jeffrey M.; Saffery, Richard; Rasmussen, Finn; Tynelius, Per; Bayasgalan, Gombojav; Narandalai, Danshiitsoodol; Haworth, Claire M.A.; Plomin, Robert; Ji, Fuling; Ning, Feng; Pang, Zengchang; Rebato, Esther; Krueger, Robert F.; McGue, Matt; Pahlen, Shandell; Boomsma, Dorret I.; Sørensen, Thorkild I.A.; Kaprio, Jaakko; Silventoinen, Karri (Peer reviewed; Journal article, 2017)
      Background: There is evidence that birthweight is positively associated with body mass index (BMI) in later life, but it remains unclear whether this is explained by genetic factors or the intrauterine environment. We ...
    • Association of current and former smoking with body mass index: A study of smoking discordant twin pairs from 21 twin cohorts 

      Piirtola, Maarit; Jelenkovic, Aline; Latvala, Antti; Harris, Jennifer Ruth; Brandt, Ingunn; Nilsen, Thomas Sevenius; Silventoinen, Karri (Peer reviewed; Journal article, 2018)
    • Associations between birth size and later height from infancy through adulthood: An individual based pooled analysis of 28 twin cohorts participating in the CODATwins project 

      Jelenkovic, Aline; Yokoyama, Yoshie; Sund, Reijo; Hur, Yoon-Mi; Harris, Jennifer Ruth; Brandt, Ingunn; Nilsen, Thomas Sevenius; Silventoinen, Karri (Peer reviewed; Journal article, 2018)
    • Early Puberty Is Associated With Higher Academic Achievement in Boys and Girls and Partially Explains Academic Sex Differences 

      Torvik, Fartein Ask; Flatø, Martin; McAdams, Tom A.; Colman, Ian; Silventoinen, Karri; Stoltenberg, Camilla (Peer reviewed; Journal article, 2021)
    • Genetic and environmental variation in educational attainment: an individual-based analysis of 28 twin cohorts 

      Silventoinen, Karri; Jelenkovic, Aline; Sund, Reijo; Latvala, Antti; Honda, Chika; Inui, Fujio; Tomizawa, Rie; Watanabe, Mikio; Sakai, Norio; Rebato, Esther; Busjahn, Andreas; Tyler, Jessica; Hopper, John L; Ordoñana, Juan R.; Sánchez-Romera, Juan F.; Colodro-Conde, Lucia; Calais-Ferreira, Lucas; Oliveira, Vinicius C.; Ferreira, Paulo H.; Medda, Emanuela; Nisticò, Lorenza; Toccaceli, Virgilia; Derom, Catherine A.; Vlietinck, Robert F.; Loos, Ruth J. F.; Siribaddana, Sisira H.; Hotopf, Matthew; Sumathipala, Athula; Rijsdijk, Fruhling; Duncan, Glen E.; Buchwald, Dedra; Tynelius, Per; Rasmussen, Finn; Tan, Qihua; Zhang, Dongfeng; Pang, Zengchang; Magnusson, Patrik K E; Pedersen, Nancy L.; Aslan, Anna K. Dahl; Hwang, Amie E.; Mack, Thomas M.; Krueger, Robert F.; McGue, Matt; Pahlen, Shandell; Brandt, Ingunn; Nilsen, Thomas Sevenius; Harris, Jennifer Ruth; Martin, Nicholas G.; Medland, Sarah E.; Montgomery, Grant W. (Peer reviewed; Journal article, 2020)
    • Smoking remains associated with education after controlling for social background and genetic factors in a study of 18 twin cohorts 

      Silventoinen, Karri; Piirtola, Maarit; Jelenkovic, Aline; Sund, Reijo; Tarnoki, Adam D.; Tarnoki, David L.; Medda, Emanuela; Nisticò, Lorenza; Toccaceli, Virgilia; Honda, Chika; Inui, Fujio; Tomizawa, Rie; Watanabe, Mikio; Sakai, Norio; Gatz, Margaret; Butler, David A.; Lee, Jooyeon; Lee, Soo Ji; Sung, Joohon; Franz, Carol E.; Kremen, William S.; Lyons, Michael J.; Derom, Catherine A.; Vlietinck, Robert F.; Loos, Ruth J. F.; Tynelius, Per; Rasmussen, Finn; Martin, Nicholas G.; Medland, Sarah E.; Montgomery, Grant W.; Brandt, Ingunn; Nilsen, Thomas Sevenius; Harris, Jennifer Ruth; Tyler, Jessica; Hopper, John L.; Magnusson, Patrik K. E.; Pedersen, Nancy L.; Dahl Aslan, Anna K.; Ordoñana, Juan R.; Sánchez-Romera, Juan F.; Colodro-Conde, Lucia; Rebato, Esther; Zhang, Dongfeng; Pang, Zengchang; Tan, Qihua; Silberg, Judy L.; Maes, Hermine H.; Boomsma, Dorret I.; Sørensen, Thorkild I. A.; Korhonen, Tellervo; Kaprio, Jaakko (Peer reviewed; Journal article, 2022)
    • Within-sibship genome-wide association analyses decrease bias in estimates of direct genetic effects 

      Howe, Laurence J.; Nivard, Michel G.; Morris, Tim T.; Hansen, Ailin Falkmo; Rasheed, Humaira; Cho, Yoonsu; Chittoor, Geetha; Ahlskog, Rafael; Lind, Penelope A.; Palviainen, Teemu; van der Zee, Matthijs D.; Cheesman, Rosa Catherine Gillespie; Mangino, Massimo; Wang, Yunzhang; Li, Shuai; Klaric, Lucija; Ratliff, Scott M.; Bielak, Lawrence F.; Nygaard, Marianne; Giannelis, Alexandros; Willoughby, Emily A.; Reynolds, Chandra A.; Balbona, Jared V.; Andreassen, Ole; Ask, Helga; Baras, Aris; Bauer, Christopher R.; Boomsma, Dorret I.; Campbell, Archie; Campbell, Harry; Chen, Zhengming; Christofidou, Paraskevi; Corfield, Elizabeth Claire; Dahm, Christina C.; Dokuru, Deepika R.; Evans, Luke M.; de Geus, Eco J. C.; Giddaluru, Sudheer; Gordon, Scott D.; Harden, K. Paige; Hill, W. David; Hughes, Amanda; Kerr, Shona M.; Kim, Yongkang; Kweon, Hyeokmoon; Latvala, Antti; Lawlor, Deborah A.; Li, Liming; Lin, Kuang; Magnus, Per Minor; Magnusson, Patrik K. E.; Mallard, Travis T.; Martikainen, Pekka; Mills, Melinda C.; Njølstad, Pål Rasmus; Overton, John D.; Pedersen, Nancy L.; Porteous, David J.; Reid, Jeffrey; Silventoinen, Karri; Southey, Melissa C.; Stoltenberg, Camilla; Tucker-Drob, Elliot M.; Wright, Margaret J.; Kweon, Hyeokmoon; Koellinger, Philipp D.; Benjamin, Daniel J.; Turley, Patrick; Howe, Laurence J.; Nivard, Michel G.; Morris, Tim T.; Plomin, Robert; Havdahl, Alexandra; Bartels, Meike; Martin, Nicholas G.; Oskarsson, Sven; Justice, Anne E.; Millwood, Iona Y.; Hveem, Kristian; Naess, Øyvind; Willer, Cristen J.; Åsvold, Bjørn Olav; Kaprio, Jaakko; Medland, Sarah E.; Walters, Robin G.; Evans, David M.; Smith, George Davey; Hayward, Caroline; Brumpton, Ben; Hemani, Gibran; Davies, Neil Martin; Hewitt, John K.; Keller, Matthew C.; Stallings, Michael C.; Lee, James J.; Christensen, Kaare; Kardia, Sharon L. R.; Peyser, Patricia A.; Smith, Jennifer A.; Wilson, James F.; Hopper, John L.; Hägg, Sara; Spector, Tim D.; Pingault, Jean-Baptiste; Næss, Øyvind Erik; Davey Smith, George; Brumpton, Ben Michael (Peer reviewed; Journal article, 2022)
    • Within-sibship genome-wide association analyses decrease bias in estimates of direct genetic effects 

      Howe, Laurence J.; Nivard, Michel G.; Morris, Tim T.; Hansen, Ailin Falkmo; Rasheed, Humaira; Cho, Yoonsu; Chittoor, Geetha; Ahlskog, Rafael; Lind, Penelope A.; Palviainen, Teemu; van der Zee, Matthijs D.; Cheesman, Rosa Catherine Gillespie; Mangino, Massimo; Wang, Yunzhang; Li, Shuai; Klaric, Lucija; Ratliff, Scott M.; Bielak, Lawrence F.; Nygaard, Marianne; Giannelis, Alexandros; Willoughby, Emily A.; Reynolds, Chandra A.; Balbona, Jared V.; Andreassen, Ole; Ask, Helga; Baras, Aris; Bauer, Christopher R.; Boomsma, Dorret I.; Campbell, Archie; Campbell, Harry; Chen, Zhengming; Christofidou, Paraskevi; Corfield, Elizabeth Claire; Dahm, Christina C.; Dokuru, Deepika R.; Evans, Luke M.; de Geus, Eco J. C.; Giddaluru, Sudheer; Gordon, Scott D.; Harden, K. Paige; Hill, W. David; Hughes, Amanda; Kerr, Shona M.; Kim, Yongkang; Kweon, Hyeokmoon; Latvala, Antti; Lawlor, Deborah A.; Li, Liming; Lin, Kuang; Magnus, Per Minor; Magnusson, Patrik K. E.; Mallard, Travis T.; Martikainen, Pekka; Mills, Melinda C.; Njølstad, Pål Rasmus; Overton, John D.; Pedersen, Nancy L.; Porteous, David J.; Reid, Jeffrey; Silventoinen, Karri; Southey, Melissa C.; Stoltenberg, Camilla; Tucker-Drob, Elliot M.; Wright, Margaret J.; Kweon, Hyeokmoon; Koellinger, Philipp D.; Benjamin, Daniel J.; Turley, Patrick; Howe, Laurence J.; Nivard, Michel G.; Morris, Tim T.; Plomin, Robert; Havdahl, Alexandra; Bartels, Meike; Martin, Nicholas G.; Oskarsson, Sven; Justice, Anne E.; Millwood, Iona Y.; Hveem, Kristian; Willer, Cristen J.; Åsvold, Bjørn Olav; Kaprio, Jaakko; Medland, Sarah E.; Walters, Robin G.; Evans, David M.; Smith, George Davey; Hayward, Caroline; Brumpton, Ben; Hemani, Gibran; Davies, Neil Martin; Hewitt, John K.; Keller, Matthew C.; Stallings, Michael C.; Lee, James J.; Christensen, Kaare; Kardia, Sharon L. R.; Peyser, Patricia A.; Smith, Jennifer A.; Wilson, James F.; Hopper, John L.; Hägg, Sara; Spector, Tim D.; Pingault, Jean-Baptiste; Næss, Øyvind Erik; Davey Smith, George; Brumpton, Ben Michael (Peer reviewed; Journal article, 2022)