2018
Admission diagnoses among patients with heart failure: Variation by ACO performance on a measure of risk-standardized acute admission rates
Benchetrit L, Zimmerman C, Bao H, Dharmarajan K, Altaf F, Herrin J, Lin Z, Krumholz HM, Drye EE, Lipska KJ, Spatz ES. Admission diagnoses among patients with heart failure: Variation by ACO performance on a measure of risk-standardized acute admission rates. American Heart Journal 2018, 207: 19-26. PMID: 30404047, DOI: 10.1016/j.ahj.2018.09.006.Peer-Reviewed Original ResearchMeSH KeywordsAccountable Care OrganizationsAgedAlgorithmsAnalysis of VarianceCardiovascular DiseasesComorbidityFemaleHeart FailureHospitalizationHumansInternational Classification of DiseasesMaleMedicare Part AMedicare Part BPatient AdmissionPatient DischargePatient-Centered CareSex DistributionTime FactorsUnited StatesConceptsHeart failureAccountable care organizationsMean admission rateAdmission ratesAdmission typeAcute admission ratesNoncardiovascular conditionsAdmission diagnosisCause admission ratesMedicare Shared Savings Program Accountable Care OrganizationsRate of hospitalizationPrincipal discharge diagnosisProportion of admissionsType of admissionNoncardiovascular causesHF admissionsHF patientsPerson yearsDischarge diagnosisPatient populationPatientsAdmissionKey quality metricDiagnosisSubstantial proportion
2017
Regional variation in hospitalisation and mortality in heart failure: comparison of England and Lombardy using multistate modelling
Bottle A, Ventura CM, Dharmarajan K, Aylin P, Ieva F, Paganoni AM. Regional variation in hospitalisation and mortality in heart failure: comparison of England and Lombardy using multistate modelling. Health Care Management Science 2017, 21: 292-304. PMID: 28755175, DOI: 10.1007/s10729-017-9410-x.Peer-Reviewed Original ResearchConceptsHeart failureClinical practice differencesMedium-term mortalityHospital administrative databaseSerious chronic conditionsNon-hospital settingsSet of patientsHF admissionsCommon comorbiditiesFirst admissionLondon patientsDeath RegisterHigh morbidityChronic conditionsAdministrative databasesDisease progressionPatientsLower mortalityMortalityAdmissionPractice differencesShort stayLong stayHealthcare systemHospitalisation
2013
Variation Exists in Rates of Admission to Intensive Care Units for Heart Failure Patients Across Hospitals in the United States
Safavi KC, Dharmarajan K, Kim N, Strait KM, Li SX, Chen SI, Lagu T, Krumholz HM. Variation Exists in Rates of Admission to Intensive Care Units for Heart Failure Patients Across Hospitals in the United States. Circulation 2013, 127: 923-929. PMID: 23355624, PMCID: PMC3688061, DOI: 10.1161/circulationaha.112.001088.Peer-Reviewed Original ResearchConceptsIntensive care unitHeart failureRisk-standardized mortalityICU admissionICU useCare unitPatient outcomesCoronary intensive care unitMedical intensive care unitNoninvasive positive pressure ventilationSurgical intensive care unitTop quartileGreater ICU useOverall heart failureTop quartile hospitalsICU admission ratePercent of patientsPremier Perspective databaseHeart failure patientsPositive pressure ventilationRate of admissionHigh-cost settingsQuality of careHF admissionsICU days