Now showing items 1-6 of 6

  • Cannabis use, depression and suicidal ideation in adolescence : direction of associations in a population based cohort 

    Bolanis, Despina; Orri, Massimiliano; Castellanos Ryan, Natalie; Renaud, Johanne; Montreuil, Tina; Boivin, Michel; Vitaro, Frank; Tremblay, Richard Ernest; Turecki, Gustavo; Côté, Sylvana; Séguin, Jean; Geoffroy, Marie-Claude (Elsevier, 2020-05-29)
    Background To clarify the direction of the association between frequency of cannabis use, depressive symptoms and suicidal ideation from 15 to 20 years using cross-lagged analyses. Method We included 1606 adolescents from the province of Québec ...
  • Developmental pathways linking childhood temperament with antisocial behavior and substance use in adolescence : explanatory mechanisms in the peer environment 

    Temperament, peer social processes and antisocial behavior & substance use
    Buil, J. Marieke; Van Lier, Pol A. C.; Brendgen, Mara; Koot, Hans M.; Vitaro, Frank (American Psychological Association, 2017-06)
    This study investigated three developmental pathways involving the peer environment that may explain how certain temperamental dispositions in childhood may become manifested in later antisocial behavior and substance use. A total of 411 (52% boys) ...
  • The gene–environmental architecture of the development of adolescent substance use 

    Gene–environmental architecture of adolescent substance use
    Vitaro, Frank; Dickson, Daniel J.; Brendgen, Mara; Laursen, Brett; Dionne, Ginette; Boivin, Michel (Cambridge University Press, 2018-02-19)
    Background: Using a longitudinal twin design and a latent growth curve/autoregressive approach, this study examined the genetic-environmental architecture of substance use across adolescence. Methods: Self-reports of substance use (i.e., alcohol, ...
  • Longitudinal links between gambling participation and academic performance in youth : a test of four models 

    Gambling participation and academic achievement
    Vitaro, Frank; Brendgen, Mara; Girard, Alain; Dionne, Ginette; Boivin, Michel (Springer, 2018-09-30)
    Gambling participation and low academic performance are related during adolescence, but the causal mechanisms underlying this link are unclear. It is possible that gambling participation impairs academic performance. Alternatively, the link between ...
  • The spread of substance use and delinquency between adolescent twins 

    The spread of twin substance use and delinquency
    Laursen, Brett; Hartl, Amy C.; Vitaro, Frank; Brendgen, Mara; Dionne, Ginette; Boivin, Michel (American Psychological Association, 2017-02)
    This investigation examines the spread of problem behaviors (substance use and delinquency) between twin siblings. A sample of 628 twins (151 male twin pairs and 163 female twin pairs) drawn from the Quebec Newborn Twin Study completed inventories ...
  • The validity of the Substance Use Risk Profile Scale (SURPS) among Australian adolescents 

    Newton, Nicola C.; Barrett, Emma L.; Castellanos Ryan, Natalie; Kelly, Erin; Champion, Katrina E.; Stapinski, Lexine; Conrod, Patricia; Slade, Tim; Nair, Natasha; Teesson, Maree (Elsevier, 2016-02)
    Aims: This study investigated the validity of a brief personality screening measure for substance use in adolescents, the Substance Use Risk Profile Scale (SURPS), among Australian adolescents. Design and participants: A total of 527 adolescents (mean ...