2018
Similar psychotic and cognitive profile between ketamine dependence with persistent psychosis and schizophrenia
Cheng WJ, Chen CH, Chen CK, Huang MC, Pietrzak RH, Krystal JH, Xu K. Similar psychotic and cognitive profile between ketamine dependence with persistent psychosis and schizophrenia. Schizophrenia Research 2018, 199: 313-318. PMID: 29510925, DOI: 10.1016/j.schres.2018.02.049.Peer-Reviewed Original ResearchConceptsSZ patientsCognitive impairmentCognitive functionSocial-emotional cognitionCogstate Brief BatteryPsychomotor processing speedTreatment-seeking patientsSpatial problemsSymptom profilesSevere symptom profileVerbal memoryCognitive profileKetamine-dependent patientsVisual learningBrief batteryProcessing speedNegative Syndrome ScaleBiology of psychosisKetamine usersCognitive dysfunctionPersistent psychosisMemorySubscale scoresKetamine abuseMinority of users
2017
Posttraumatic symptom profiles among adult survivors of childhood sexual abuse: A longitudinal study
Steine IM, Winje D, Skogen JC, Krystal JH, Milde AM, Bjorvatn B, Nordhus IH, Grønli J, Pallesen S. Posttraumatic symptom profiles among adult survivors of childhood sexual abuse: A longitudinal study. Child Abuse & Neglect 2017, 67: 280-293. PMID: 28327414, DOI: 10.1016/j.chiabu.2017.03.002.Peer-Reviewed Original ResearchConceptsChildhood sexual abuseSexual abuseAdult survivorsPosttraumatic Stress Symptom TrajectoriesSexual abuse survivorsClinical-level symptomsLatent profile analysisAbuse survivorsRelational difficultiesAbusive experiencesPTSS trajectoriesPenetrative abusePTSSChildhood maltreatmentBest overall fitSocial supportIntense anxietyNorwegian sampleBiological parentsLongitudinal studySymptom trajectoriesClinical interventionsSymptom profilesAbuseOverall fit