2020
Interpersonal Risk Factors for Suicide in Cocaine Dependence: Association with Self‐Esteem, Personality Traits, and Childhood Abuse
Zhornitsky S, Le TM, Dhingra I, Adkinson BD, Potvin S, Li C. Interpersonal Risk Factors for Suicide in Cocaine Dependence: Association with Self‐Esteem, Personality Traits, and Childhood Abuse. Suicide And Life-Threatening Behavior 2020, 50: 867-883. PMID: 32030810, PMCID: PMC7518050, DOI: 10.1111/sltb.12621.Peer-Reviewed Original ResearchConceptsCocaine-dependent individualsHarm avoidanceChildhood abusePersonality traitsSexual abuseCocaine dependenceGreater emotional abuseLow harm avoidanceInterpersonal risk factorsElevated harm avoidancePredictors of PbLack of belongingnessInterpersonal theoryNovelty seekingEmotional abuseSelf-EsteemHealthy controlsGroup differencesPhysical abuseSubstance useAbuseSuicidal behaviorAvoidanceDepressionSex analysis
2015
Individual variation in the neural processes of motor decisions in the stop signal task: the influence of novelty seeking and harm avoidance personality traits
Hu J, Lee D, Hu S, Zhang S, Chao H, Li CS. Individual variation in the neural processes of motor decisions in the stop signal task: the influence of novelty seeking and harm avoidance personality traits. Brain Structure And Function 2015, 221: 2607-2618. PMID: 25989852, PMCID: PMC4654717, DOI: 10.1007/s00429-015-1061-4.Peer-Reviewed Original ResearchConceptsStop-signal taskHarm avoidanceNeural processesSignal taskPersonality traitsStudy of cognitionWhole-brain regressionRegional brain activationRisk-taking processesCognitive controlExecutive controlStop errorBrain activationFMRI studyBehavioral tasksMotor decisionsFrontopolar cortexMonetary rewardsNovelty seekingRisk-taking responsesBilateral orbitofrontalExplicit manipulationDorsomedial prefrontalRegional activationParahippocampal gyrus