2013
Hospital readmission performance and patterns of readmission: retrospective cohort study of Medicare admissions
Dharmarajan K, Hsieh AF, Lin Z, Bueno H, Ross JS, Horwitz LI, Barreto-Filho JA, Kim N, Suter LG, Bernheim SM, Drye EE, Krumholz HM. Hospital readmission performance and patterns of readmission: retrospective cohort study of Medicare admissions. The BMJ 2013, 347: f6571. PMID: 24259033, PMCID: PMC3898430, DOI: 10.1136/bmj.f6571.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionRetrospective cohort studyReadmission diagnosesReadmission ratesHeart failureMyocardial infarctionCohort studySpecific diagnosisReadmission performanceHospital readmission performancePatterns of readmissionDay readmission rateRisk-standardized readmission ratesLow performing hospitalsHospital performanceHigh performing hospitalsReadmission timingDay readmissionHospital stayIndex admissionHospital dischargeReadmission patternsHospital admissionCommon diagnosisMedian time
2012
Procedure Intensity and the Cost of Care
Chen SI, Dharmarajan K, Kim N, Strait KM, Li SX, Safavi KC, Lindenauer PK, Krumholz HM, Lagu T. Procedure Intensity and the Cost of Care. Circulation Cardiovascular Quality And Outcomes 2012, 5: 308-313. PMID: 22576844, PMCID: PMC3415230, DOI: 10.1161/circoutcomes.112.966069.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCosts and Cost AnalysisCross-Sectional StudiesFemaleHeart FailureHospital Bed CapacityHospital CostsHospital MortalityHospitalizationHospitals, RuralHospitals, TeachingHospitals, UrbanHumansLength of StayLinear ModelsMaleMiddle AgedModels, EconomicOutcome and Process Assessment, Health CareResidence CharacteristicsRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesYoung AdultConceptsHF hospitalizationHeart failureInvasive proceduresHospital groupRisk-standardized mortality ratesProportion of patientsLength of stayCost of careWilcoxon rank sum testHigher procedure ratesRank sum testPatient demographicsPerspective databaseMedian lengthSurgical proceduresProcedure ratesHospitalizationOutcome differencesMortality rateHospitalPatientsPractice styleProcedure useSum testOverall use
2010
Evaluating Interventions to Improve Antiretroviral Adherence: How Much of an Effect Is Required for Favorable Value?
Braithwaite RS, Fiellin DA, Nucifora K, Bryant K, Roberts M, Kim N, Justice AC. Evaluating Interventions to Improve Antiretroviral Adherence: How Much of an Effect Is Required for Favorable Value? Value In Health 2010, 13: 535-542. PMID: 20345544, PMCID: PMC3032536, DOI: 10.1111/j.1524-4733.2010.00714.x.Peer-Reviewed Original ResearchConceptsAbsolute risk reductionNonadherent patientsAdherence interventionsRelative riskRisk factorsAntiretroviral therapy adherence interventionsEffect sizeNonadherence risk factorsBehavioral risk factorsHIV careAntiretroviral adherencePatientsNonadherenceSocietal perspectiveIncremental costIntervention costsSmall effect sizesLife expectancyInterventionRisk reductionPlausible effect sizes
2003
Hyperglycaemia in patients with acute ischaemic stroke: how often do we screen for undiagnosed diabetes?
Bravata D, Kim N, Concato J, Brass L. Hyperglycaemia in patients with acute ischaemic stroke: how often do we screen for undiagnosed diabetes? QJM 2003, 96: 491-497. PMID: 12881591, DOI: 10.1093/qjmed/hcg087.Peer-Reviewed Original ResearchConceptsAcute ischemic strokeStroke patientsIschemic strokeUndiagnosed diabetesAcute ischemic stroke patientsOral glucose tolerance testingRetrospective medical record reviewPrevalence of hyperglycaemiaAcute stroke patientsAssociation of diabetesIschemic stroke patientsAcute stroke eventsGlucose tolerance testingMedical record reviewModifiable conditionsDiabetes mellitusHemoglobin A1cHyperglycaemic patientsStroke eventsPrior diagnosisRecord reviewPrevious diagnosisClinicians screenConnecticut hospitalsTolerance testing