2014
Psychometrically Improved, Abbreviated Versions of Three Classic Measures of Impulsivity and Self-Control
Morean ME, DeMartini KS, Leeman RF, Pearlson GD, Anticevic A, Krishnan-Sarin S, Krystal JH, O’Malley S. Psychometrically Improved, Abbreviated Versions of Three Classic Measures of Impulsivity and Self-Control. Psychological Assessment 2014, 26: 1003-1020. PMID: 24885848, PMCID: PMC4152397, DOI: 10.1037/pas0000003.Peer-Reviewed Original ResearchConceptsBrief Self-Control ScaleSelf-reported impulsivityBIS/BASTest-criterion relationshipsFactor structureImpulsivity measuresMeasurement invarianceSelf-report impulsivity measuresBarratt Impulsiveness Scale-11Self-Control ScaleScalar measurement invarianceLatent factor structureGood scale propertiesComprehensive psychometric evaluationReplicable factor structureDrinking/smokingConfirmatory factor analysisAbbreviated versionAlternative factor structuresBehavioral inhibitionActivation ScalesSelf-ControlBIS-11Substance use researchSmoking outcomes
2009
Dimensional predictors of response to SRI pharmacotherapy in obsessive–compulsive disorder
Landeros-Weisenberger A, Bloch MH, Kelmendi B, Wegner R, Nudel J, Dombrowski P, Pittenger C, Krystal JH, Goodman WK, Leckman JF, Coric V. Dimensional predictors of response to SRI pharmacotherapy in obsessive–compulsive disorder. Journal Of Affective Disorders 2009, 121: 175-179. PMID: 19577308, PMCID: PMC3974618, DOI: 10.1016/j.jad.2009.06.010.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderSRI responseSymptom dimensionsOpen-label continuation phaseClinical Global Improvement ScaleGlobal Improvement ScaleCentral serotonin systemInitial positive responseYale-Brown ObsessiveContinuation phaseMinor symptomsOrdinal logistic regressionClinical trialsSerotonin systemTreatment responseSame patientImprovement ScaleSRI treatmentPatientsSignificant associationLogistic regressionCompulsive ScaleOCD patientsOCD subjectsSymptoms
1992
Noradrenergic neuronal dysregulation in panic disorder: the effects of intravenous yohimbine and clonidine in panic disorder patients
Charney DS, Woods SW, Krystal JH, Nagy LM, Heninger GR. Noradrenergic neuronal dysregulation in panic disorder: the effects of intravenous yohimbine and clonidine in panic disorder patients. Acta Psychiatrica Scandinavica 1992, 86: 273-282. PMID: 1333719, DOI: 10.1111/j.1600-0447.1992.tb03266.x.Peer-Reviewed Original ResearchConceptsPanic disorder patientsDisorder patientsPanic disorderIntravenous yohimbineHealthy subjectsYohimbine-induced panic attacksClonidine-induced decreaseYohimbine-induced increasesGrowth hormone responseNeuronal dysregulationCardiovascular effectsPlasma MHPGPatientsPlasma 3Hormone responseNeuronal functionPanic attacksClonidineHuman dataDisordersYohimbineHuman anxietySubgroupsFear statesFunctional regulation
1991
Effects of ritanserin on the behavioral, neuroendocrine, and cardiovascular responses to meta-chlorophenylpiperazine in healthy human subjects
Seibyl J, Krystal J, Price L, Woods S, D'Amico C, Heninger G, Charney D. Effects of ritanserin on the behavioral, neuroendocrine, and cardiovascular responses to meta-chlorophenylpiperazine in healthy human subjects. Psychiatry Research 1991, 38: 227-236. PMID: 1754635, DOI: 10.1016/0165-1781(91)90013-f.Peer-Reviewed Original ResearchConceptsGrowth hormone responseEffects of ritanserinHealthy male subjectsHealthy human subjectsSelf-rated anxietyMCPP infusionAgonist mCPPCardiovascular effectsHT2 receptorCardiovascular responsesNeuroendocrine responsesRitanserinHormone responseMale subjectsCortisol elevationBehavioral responsesHuman subjectsMCPPSubjectsResponsePlaceboPremedicationChlorophenylpiperazineInfusionAntagonist
1986
Assessment of alexithymia in posttraumatic stress disorder and somatic illness: introduction of a reliable measure.
Krystal JH, Giller EL, Cicchetti DV. Assessment of alexithymia in posttraumatic stress disorder and somatic illness: introduction of a reliable measure. Psychosomatic Medicine 1986, 48: 84-94. PMID: 3945719, DOI: 10.1097/00006842-198601000-00007.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderBeth Israel Psychosomatic QuestionnaireSomatic illnessStress disorderOutpatient treatmentAffective patientsAffective disordersPsychiatric inpatientsPatientsSchalling-Sifneos ScaleComparison groupAssessment of alexithymiaMedical servicesInterrater reliabilityPsychosomatic researchVietnam veteransDisordersSimilar degreeInpatientsGreater degreePsychosomatic QuestionnaireIllnessMMPI subscalesSomatic groupsReliable measure