2015
Variation in US Hospital Emergency Department Admission Rates by Clinical Condition
Venkatesh AK, Dai Y, Ross JS, Schuur JD, Capp R, Krumholz HM. Variation in US Hospital Emergency Department Admission Rates by Clinical Condition. Medical Care 2015, 53: 237-244. PMID: 25397965, PMCID: PMC4858175, DOI: 10.1097/mlr.0000000000000261.Peer-Reviewed Original ResearchConceptsEmergency Department Admission RatesED admission ratesAdmission ratesClinical conditionsMood disordersChronic obstructive pulmonary diseaseNational Emergency Department SampleAdult ED visitsNonspecific chest painObstructive pulmonary diseaseSoft tissue infectionsUrinary tract infectionEmergency Department SampleClinical Classification SoftwareCross-sectional analysisChest painED visitsTract infectionsPulmonary diseaseSpearman correlation coefficientTissue infectionsHospitalization ratesUS hospitalsCondition-specific variationsHospital correlation
2014
Hospital variation in risk-standardized hospital admission rates from US EDs among adults
Capp R, Ross JS, Fox JP, Wang Y, Desai MM, Venkatesh AK, Krumholz HM. Hospital variation in risk-standardized hospital admission rates from US EDs among adults. The American Journal Of Emergency Medicine 2014, 32: 837-843. PMID: 24881514, DOI: 10.1016/j.ajem.2014.03.033.Peer-Reviewed Original ResearchConceptsHospital admission ratesEmergency departmentAdmission ratesClinical characteristicsED visitsHospital factorsClinical factorsAdult ED visitsUS emergency departmentsHospital teaching statusCross-sectional analysisPatient characteristicsHospital admissionHospital variationPatientsTeaching statusHospitalED dataVisitsRepresentative sampleAdultsRural locationsAdmissionFactorsNational variations
1995
Readmission rates, 30 days and 365 days postdischarge, among the 20 most frequent DRG groups, Medicare inpatients age 65 or older in Connecticut hospitals, fiscal years 1991, 1992, and 1993.
Hennen J, Krumholz HM, Radford MJ, Meehan TP. Readmission rates, 30 days and 365 days postdischarge, among the 20 most frequent DRG groups, Medicare inpatients age 65 or older in Connecticut hospitals, fiscal years 1991, 1992, and 1993. Connecticut Medicine 1995, 59: 263-70. PMID: 7600797.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overConnecticutDiagnosis-Related GroupsFemaleHospitalsHumansMaleMedicarePatient DischargePatient ReadmissionTime FactorsUnited StatesConceptsCrude readmission ratesReadmission ratesDRG categoriesConnecticut acute care hospitalsAge 65Three-year study periodStudy periodElderly Medicare beneficiariesAcute care hospitalsInpatients age 65Days postdischargeFiscal year 1991Inpatient admissionsInpatients ageConnecticut hospitalsAge 75Medicare beneficiariesAge groupsDRG groupsSignificant decreaseHospitalCorresponding ratesAgeFY 1993YearsMortality experience, 30-days and 365-days after admission, for the 20 most frequent DRG groups among Medicare inpatients aged 65 or older in Connecticut hospitals, fiscal years 1991, 1992, and 1993.
Hennen J, Krumholz HM, Radford MJ. Mortality experience, 30-days and 365-days after admission, for the 20 most frequent DRG groups among Medicare inpatients aged 65 or older in Connecticut hospitals, fiscal years 1991, 1992, and 1993. Connecticut Medicine 1995, 59: 137-42. PMID: 7729135.Peer-Reviewed Original ResearchMeSH KeywordsAge DistributionAgedAged, 80 and overConnecticutDiagnosis-Related GroupsFemaleHospital MortalityHumansMaleMedicareSex DistributionTime FactorsUnited StatesConceptsCrude mortality rateMortality rateDRG categoriesFiscal year 1991Medicare inpatientConnecticut acute care hospitalsThree-year study periodStudy periodElderly Medicare beneficiariesAcute care hospitalsInpatient admissionsConnecticut hospitalsAge 75Medicare beneficiariesFiscal year 1993Age 65Age groupsMortality experienceDRG groupsYears 1991AdmissionInpatientsHospitalMortality differentialsThree-year periodTwenty most frequent DRG groups among Medicare inpatients age 65 or older in Connecticut hospitals, fiscal years 1991, 1992, and 1993.
Hennen J, Krumholz HM, Radford MJ. Twenty most frequent DRG groups among Medicare inpatients age 65 or older in Connecticut hospitals, fiscal years 1991, 1992, and 1993. Connecticut Medicine 1995, 59: 11-5. PMID: 7859443.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overConnecticutDiagnosis-Related GroupsFemaleHospitalsHumansMaleMedicarePatient DischargeUnited StatesConceptsDRG categoriesConnecticut acute care hospitalsElderly Medicare beneficiariesElderly Medicare patientsAge group 65Acute care hospitalsInpatients age 65Care hospitalFiscal year 1991Inpatient admissionsInpatients ageConnecticut hospitalsGroup 65Medicare patientsAge subgroupsMedicare beneficiariesThree-year study periodAge 65Study periodDRG groupsNumber of dischargesMedicare dischargesHospitalYear periodYears