2023
Using Behavioral Measures to Assess Suicide Risk in the Psychiatric Emergency Department for Youth
Shin K, Baroni A, Gerson R, Bell K, Pollak O, Tezanos K, Spirito A, Cha C. Using Behavioral Measures to Assess Suicide Risk in the Psychiatric Emergency Department for Youth. Child Psychiatry & Human Development 2023, 55: 1475-1486. PMID: 36821015, DOI: 10.1007/s10578-023-01507-y.Peer-Reviewed Original ResearchConceptsImplicit Association TestMeasures of suicide riskSuicide stroop taskBehavioral measuresSuicide riskStroop taskSuicidal ideationSuicide attemptsAttempted suicideWithin-person effectsAssess suicide riskLevels of distressSuicide-related reasonsBehavioral tasksSuicidal thoughtsPsychiatric EDIncreased distressSelf-reportSuicide screeningAssociation TestSuicideComposite scoreDemographic covariatesIdeationYouth
2021
Examining Discrepant Reports of Adolescents’ Self-Injurious Thoughts and Behaviors: A Focus on Racial and Ethnic Minority Families
Bell K, Gratch I, Ebo T, Cha C. Examining Discrepant Reports of Adolescents’ Self-Injurious Thoughts and Behaviors: A Focus on Racial and Ethnic Minority Families. Archives Of Suicide Research 2021, 26: 1505-1519. PMID: 34019780, DOI: 10.1080/13811118.2021.1925607.Peer-Reviewed Original ResearchConceptsNonsuicidal self-injurySelf-injurious thoughtsParent-adolescent dyadsAdolescent self-reportSuicidal ideationHistory of suicidal ideationSelf-reportMulti-informant reportsAdolescent suicidal ideationParent-adolescent discrepanciesDyads of adolescentsSelf-harm tendenciesSelf-injurySuicidal gesturesSuicide attemptsSuicide planWhite dyadsAdolescent suicideAdolescent historyDiscrepancy reportsIdeationSuicideDemographic correlatesAdolescentsDyadsDefeat, Entrapment, and Positive Future Thinking: Examining Key Theoretical Predictors of Suicidal Ideation Among Adolescents
Pollak O, Guzmán E, Shin K, B. C. Defeat, Entrapment, and Positive Future Thinking: Examining Key Theoretical Predictors of Suicidal Ideation Among Adolescents. Frontiers In Psychology 2021, 12: 590388. PMID: 33746823, PMCID: PMC7969632, DOI: 10.3389/fpsyg.2021.590388.Peer-Reviewed Original ResearchPositive future thinkingSuicidal ideationIMV modelFuture thinkingDepressive symptomsHistory of suicide attemptsPredictors of suicidal ideationHistory of suicidal ideationRates of suicidal ideationRecurrent suicidal ideationHistory of ideationSuicidal ideation severityPositive future eventsCommunity-based adolescentsIdeation severityDefeat/entrapmentSuicide attemptsSuicide theoriesIdeationFuture eventsAdolescentsTheoretical predictorsThinking abilitySymptomsDefeatInconsistencies in Self-Reports of Suicidal Ideation and Attempts Across Assessment Methods
Deming C, Harris J, Castro-Ramirez F, Glenn J, Cha C, Millner A, Nock M. Inconsistencies in Self-Reports of Suicidal Ideation and Attempts Across Assessment Methods. Psychological Assessment 2021, 33: 218-229. PMID: 33705163, DOI: 10.1037/pas0000976.Peer-Reviewed Original ResearchConceptsSuicidal ideationSuicide attemptsSelf-reports of suicidal ideationReports of suicidal ideationFollow-up assessmentEndorsement ratesRandom respondingSelf-report surveySuicide researchSelf-reportScreening interviewParticipants' reportsMultiple itemsIdeationParticipantsItemsInconsistent reportingStudy conditionsAssessment methodsSI/SAIn-personSuicideIn-person interviewsHomogeneous groupAssessment
2019
Investigating the Psychometric Properties of the Suicide Stroop Task
Wilson K, Millner A, Auerbach R, Glenn C, Kearns J, Kirtley O, Najmi S, O’Connor R, Stewart J, B. C. Investigating the Psychometric Properties of the Suicide Stroop Task. Psychological Assessment 2019, 31: 1052-1061. PMID: 31070448, PMCID: PMC7011179, DOI: 10.1037/pas0000723.Peer-Reviewed Original ResearchConceptsSuicide stroop taskStroop taskBehavioral measuresPsychometric propertiesConcurrent validityInternal consistencyMental health researchLow internal consistencyInternal consistency coefficientSuicide attemptsSuicidal thoughtsStimulus typeNear chanceSuicideReliability findingsScoring approachInterference scoresConsistency coefficientTaskScoresNonattemptersPsychometricallyRTHealth researchFindingsDepressed and suicidal patients in the emergency department: an evidence-based approach.
Chang B, Tezanos K, Gratch I, Cha C. Depressed and suicidal patients in the emergency department: an evidence-based approach. Emergency Medicine Practice 2019, 21: 1-24. PMID: 31033267.Peer-Reviewed Original ResearchConceptsSuicide riskAssessment of suicide riskCutting-edge interventionsZero Suicide modelLethal means counselingMental health crisisEmergency department visitsImplementation of safety plansPathology of depressionMental status evaluationBest-practice recommendationsEvidence-based approachPostdischarge contactDepartment visitsSuicidal patientsSuicide attemptsPharmacotherapy approachesSuicide modelsSubstance abuseEmergency departmentScreening toolDepressionHealth crisisClinical settingSuicide
2017
RETRACTED ARTICLE: Machine learning of neural representations of suicide and emotion concepts identifies suicidal youth
Just M, Pan L, Cherkassky V, McMakin D, Cha C, Nock M, Brent D. RETRACTED ARTICLE: Machine learning of neural representations of suicide and emotion concepts identifies suicidal youth. Nature Human Behaviour 2017, 1: 911-919. PMID: 29367952, PMCID: PMC5777614, DOI: 10.1038/s41562-017-0234-y.Peer-Reviewed Original ResearchSuicidal ideationClinical assessment of suicide riskNeural representation of conceptsAssessment of suicide riskNeurocognitive basisSuicidal youthNeural signaturesSuicide riskSuicide attemptsRepresentation of conceptsDeath-relatedNeural representationEmotion conceptsIdeationConcept representationRepresentation of suicideSuicideEmotionsMachine-learning algorithmsClinical assessmentMembership classificationEvoke emotionsMachine learningClassificationGroup classificationUnderstanding suicide risk within the Research Domain Criteria (RDoC) framework: A meta‐analytic review
Glenn C, Kleiman E, B. C, Deming C, Franklin J, Nock M. Understanding suicide risk within the Research Domain Criteria (RDoC) framework: A meta‐analytic review. Depression And Anxiety 2017, 35: 65-88. PMID: 29064611, PMCID: PMC5760472, DOI: 10.1002/da.22686.Peer-Reviewed Original ResearchConceptsMeta-analytic reviewSuicidal thoughtsNational Institute of Mental Health's Research Domain Criteria (RDoCResearch Domain Criteria (RDoC) frameworkTransdiagnostic risk factorPredicting suicidal ideationProtective factorsRDoC domainsSuicidal behaviorSuicidal ideationSuicide riskSuicide attemptsSuicide theoriesSuicide outcomesSuicideProspective riskRDoCExamined riskEffects of risk factorsThoughtsIdeationRisk factorsBehaviorPredictorsNational InstituteCognitive Control Deficits Differentiate Adolescent Suicide Ideators From Attempters.
Stewart J, Glenn C, Esposito E, Cha C, Nock M, Auerbach R. Cognitive Control Deficits Differentiate Adolescent Suicide Ideators From Attempters. The Journal Of Clinical Psychiatry 2017, 78: e614-e621. PMID: 28199073, DOI: 10.4088/jcp.16m10647.Peer-Reviewed Original ResearchConceptsSuicide stroop taskSuicidal ideationSuicide attemptsCognitive controlEmotional stimuliContext of emotional stimuliSuicidal ideation to attemptsCorrelates of suicidal behaviorAdolescent suicidal ideationResidential treatment facilityAdolescent suicide riskEffect of groupStroop taskGeneral deficitSuicidal behaviorSuicide riskPositive wordsSuicide-relatedIdeationMental illnessSuicideStimuliDeficitsAdolescentsAnalysis of varianceTrajectories of Suicidal Ideation among Adolescents Following Psychiatric Hospitalization
Wolff J, Davis S, Liu R, Cha C, Cheek S, Nestor B, Frazier E, Schaffer M, Spirito A. Trajectories of Suicidal Ideation among Adolescents Following Psychiatric Hospitalization. Research On Child And Adolescent Psychopathology 2017, 46: 355-363. PMID: 28349306, PMCID: PMC5617752, DOI: 10.1007/s10802-017-0293-6.Peer-Reviewed Original ResearchConceptsChronic SISuicidal ideationEmotion dysregulationPsychiatric hospitalNon-acceptance of emotional responsesTrajectories of suicidal ideationGroup membershipPredictors of group membershipEmotion regulation strategiesTrajectories of SISI groupTrajectory group membershipSI trajectorySuicide riskPartial hospitalizationSuicide attemptsRegulation strategiesEmotional responsesMonths post-dischargeAdolescentsEmotionsBaseline predictorsIdeationIntensive servicesSuicide
2011
Evidence for an emotion–cognition interaction in the statistical prediction of suicide attempts
Dour H, Cha C, Nock M. Evidence for an emotion–cognition interaction in the statistical prediction of suicide attempts. Behaviour Research And Therapy 2011, 49: 294-298. PMID: 21353203, DOI: 10.1016/j.brat.2011.01.010.Peer-Reviewed Original ResearchConceptsEmotion-cognition interactionsSuicidal behaviorSuicide attemptsProblem-solving skillsEmotional reactivityTheoretical models of suicidePrediction of suicideModel of suicideYoung adultsNext generation of studiesGeneration of studiesSuicideBivariate associationsAdolescentsSkillsRisk factorsAdultsStatistical predictionIndividual risk factorsBehaviorEmotionsYouthAttemptStudyReactivity
2010
Attentional Bias Toward Suicide-Related Stimuli Predicts Suicidal Behavior
Cha C, Najmi S, Park J, Finn C, Nock M. Attentional Bias Toward Suicide-Related Stimuli Predicts Suicidal Behavior. Journal Of Psychopathology And Clinical Science 2010, 119: 616-622. PMID: 20677851, PMCID: PMC2994414, DOI: 10.1037/a0019710.Peer-Reviewed Original ResearchConceptsAttentional biasSuicide-related outcomesSuicidal behaviorSuicide attemptsModified emotional Stroop taskEmotional Stroop taskMeasure attentional biasPredicting suicidal behaviorPsychiatric emergency departmentClinical workValenced wordsNeutral wordsStroop taskSuicide riskSuicidal thoughtsBehavioral markersSuicideStimuliWordsClinical predictorsBiasBehaviorPeopleObserved effectsTask