Stability of Cognitive Performance in Older Patients With Schizophrenia: An 8-Week Test-Retest Study
Harvey PD, Palmer BW, Heaton RK, Mohamed S, Kennedy J, Brickman A. Stability of Cognitive Performance in Older Patients With Schizophrenia: An 8-Week Test-Retest Study. American Journal Of Psychiatry 2005, 162: 110-117. PMID: 15625208, DOI: 10.1176/appi.ajp.162.1.110.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAlgorithmsAmbulatory CareAntipsychotic AgentsCognition DisordersFemaleFollow-Up StudiesHumansMaleMiddle AgedNeuropsychological TestsPsychiatric Status Rating ScalesPsychometricsPsychomotor PerformanceReproducibility of ResultsSchizophreniaSchizophrenic PsychologySeverity of Illness IndexConceptsCognitive measuresCognitive performancePractice effectsComprehensive neuropsychological test batteryTest scoresReliable change index methodCognitive-enhancing medicationsNeuropsychological test batteryCognitive test scoresSignificant test-retest correlationsModest cognitive improvementTest-retest correlationsTest-retest performanceCognitive improvementTest batterySecond-generation antipsychotic medicationsTest-retest errorSchizophrenia patientsRetest studyAntipsychotic medicationAlternate formsConventional antipsychotic medicationsSchizophreniaSpurious improvementPrior studies