Varun Warrier

Aug 21, 2024 | nature.com | Julian Konzok |Mathias Gorski |Thomas Winkler |Varun Warrier

AbstractObservational studies suggest that child maltreatment increases the risk of externalizing spectrum disorders such as attention deficit hyperactivity disorder (ADHD), conduct disorder (CD), antisocial personality disorder (ASPD), and substance use disorder (SUD). Yet, only few of such associations have been investigated by approaches that provide strong evidence for causation, such as Mendelian Randomization (MR).

Jun 26, 2023 | nature.com | Thomas Rolland |Freddy Cliquet |Clara A. Moreau |Guillaume Huguet |Varun Warrier |Elise Douard | +7 more

Ethical approvalInformed consents from all individuals were obtained according to following ethics clearances. The SSC is a multisite effort gathering 12 recruitment sites and informed consents were obtained from all participants included in each site at the time of their initial enrollment and centralized by the Columbia University Institutional Review Board (IRB) under the protocol AAAC6306(M00Y17). All SPARK participants were recruited under a centralized IRB protocol (WCG IRB protocol no.