The effect of duration of untreated psychosis (DUP) on the risk for hospitalization after admission to a first episode service
Ferrara M, Guloksuz S, Hazan H, Li F, Tek C, Sykes L, Riley S, Keshavan M, Srihari V. The effect of duration of untreated psychosis (DUP) on the risk for hospitalization after admission to a first episode service. Schizophrenia Research 2023, 260: 198-204. PMID: 37688984, DOI: 10.1016/j.schres.2023.08.005.Peer-Reviewed Original ResearchConceptsFirst-episode psychosis servicesLength of stayUntreated psychosisPsychiatric hospitalizationFirst-episode servicesDuration of hospitalizationIncidence rate ratiosNon-affective psychosisNew Haven areaPoisson regression modelsPatient characteristicsHospitalization ratesRecent onsetMedical recordsHospitalizationEffect of durationNegative binomial regressionSpecialized treatmentPsychosisRate ratioBinomial regressionAdmissionDUPEnrollmentFirst yearPredictive validity of conversion from the clinical high risk syndrome to frank psychosis
Yoviene Sykes LA, Ferrara M, Addington J, Bearden CE, Cadenhead KS, Cannon TD, Cornblatt BA, Perkins DO, Mathalon DH, Seidman LJ, Tsuang MT, Walker EF, McGlashan TH, Woodberry KA, Powers AR, Ponce AN, Cahill JD, Pollard JM, Srihari VH, Woods SW. Predictive validity of conversion from the clinical high risk syndrome to frank psychosis. Schizophrenia Research 2019, 216: 184-191. PMID: 31864837, PMCID: PMC7239715, DOI: 10.1016/j.schres.2019.12.002.Peer-Reviewed Original ResearchConceptsFrank psychosisFirst-episode psychosis patientsOne-yearNorth American Prodromal Longitudinal StudySeverity of illnessClinical high-risk syndromeCurrent antipsychotic medicationsHigh-risk syndromePsychosis risk syndromeClinical high riskPredictive validityFEP casesPrescription ratesAntipsychotic medicationPsychosis patientsRisk syndromePsychosis onsetHigh riskLittle investigative attentionDiagnostic stabilityCHR individualsPsychosis paradigmPsychosisLongitudinal studySyndrome