2023
Cost-Effectiveness of CT, CTA, MRI, and Specialized MRI for Evaluation of Patients Presenting to the Emergency Department With Dizziness.
Tu L, Melnick E, Venkatesh A, Sheth K, Navaratnam D, Yaesoubi R, Forman H, Mahajan A. Cost-Effectiveness of CT, CTA, MRI, and Specialized MRI for Evaluation of Patients Presenting to the Emergency Department With Dizziness. American Journal Of Roentgenology 2023, 222: e2330060. PMID: 37937837, DOI: 10.2214/ajr.23.30060.Peer-Reviewed Original ResearchQuality-adjusted life yearsEvaluation of patientsSecondary prevention measuresEmergency departmentProbabilistic sensitivity analysesConventional MRICumulative quality-adjusted life yearsCost-effective strategyIncremental costNoncontrast CT headAcute stroke treatmentSpecialized MRISelection of patientsHigher quality-adjusted life yearsConventional brain MRIMarkov decision-analytic modelNon-contrast CTNoncontrast head CTHealthcare system perspectiveUse of MRIBase-case analysisPrevention measuresDecision analytic modelGreater quality-adjusted life yearsDeterministic sensitivity analyses
2015
Redefining Overuse to Include Costs: A Decision Analysis for Computed Tomography in Minor Head Injury
Melnick ER, Keegan J, Taylor RA. Redefining Overuse to Include Costs: A Decision Analysis for Computed Tomography in Minor Head Injury. The Joint Commission Journal On Quality And Patient Safety 2015, 41: 313-ap2. PMID: 26108124, DOI: 10.1016/s1553-7250(15)41041-4.Peer-Reviewed Original ResearchConceptsNet monetary benefitCurrent clinical decision rulesMonetary benefitsInclusion of costsCosts outweigh benefitsDecision analysisDecision analytic modelTwo-way sensitivity analysesDecision rulesProbability of lesionCanadian CT Head RuleMain driversOnly effectivenessCostSignificant impactSensitivity analysisCost of CT