2024
Validating International Classification of Diseases Code (ICD) 10th Revision Algorithms for Accurate Identification of Pulmonary Embolism
Bikdeli B, Khairani C, Bejjani A, Lo Y, Mahajan S, Caraballo C, Jimenez J, Krishnathasan D, Zarghami M, Rashedi S, Jimenez D, Barco S, Secemsky E, Klok F, Hunsaker A, Aghayev A, Muriel A, Hussain M, Appah-Sampong A, Lu Y, Lin Z, Mojibian H, Aneja S, Khera R, Konstantinides S, Goldhaber S, Wang L, Zhou L, Monreal M, Piazza G, Krumholz H, Investigators P. Validating International Classification of Diseases Code (ICD) 10th Revision Algorithms for Accurate Identification of Pulmonary Embolism. Journal Of Thrombosis And Haemostasis 2024 PMID: 39505153, DOI: 10.1016/j.jtha.2024.10.013.Peer-Reviewed Original ResearchDischarge codesInternational ClassificationICD-10Yale New Haven Health SystemPositive predictive valueMass General Brigham hospitalsAccuracy of ICD-10ICD-10 codesPulmonary embolismHealth systemImage codingElectronic databasesF1 scorePre-specified protocolExcellent positive predictive valueIndependent physiciansHighest F1 scoreIdentification of pulmonary embolismAcute pulmonary embolismSecondary codePE codesScoresIdentified PERevised algorithm
2021
National Trends and Disparities in Hospitalization for Acute Hypertension Among Medicare Beneficiaries (1999–2019)
Lu Y, Wang Y, Spatz ES, Onuma O, Nasir K, Rodriguez F, Watson KE, Krumholz HM. National Trends and Disparities in Hospitalization for Acute Hypertension Among Medicare Beneficiaries (1999–2019). Circulation 2021, 144: 1683-1693. PMID: 34743531, DOI: 10.1161/circulationaha.121.057056.Peer-Reviewed Original ResearchConceptsHigher hospitalization ratesAcute hypertensionHospitalization ratesMedicare feeService beneficiariesBlack adultsSerial cross-sectional analysisCause readmission rateNational hospitalization ratesPrimary discharge diagnosisAnnual hospitalization rateCause mortality ratesPoisson link functionDual-eligible statusMedicare/MedicaidCross-sectional analysisHypertension controlReadmission ratesDischarge diagnosisDiseases codesMedicare denominatorInpatient filesHypertensionInternational ClassificationMedicare beneficiaries
2016
Identification of Hospital Cardiac Services for Acute Myocardial Infarction Using Individual Patient Discharge Data
Chang TE, Krumholz HM, Li S, Martin J, Ranasinghe I. Identification of Hospital Cardiac Services for Acute Myocardial Infarction Using Individual Patient Discharge Data. Journal Of The American Heart Association 2016, 5: e003680. PMID: 27628573, PMCID: PMC5079029, DOI: 10.1161/jaha.116.003680.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPatient discharge dataCardiac servicesMyocardial infarctionAmerican Heart Association/American CollegePremier Healthcare DatabaseCurrent Procedural Terminology codesProcedural Terminology codesAmerican Hospital Association Annual SurveyDischarge dataPremier hospitalsCardiology guidelinesNinth RevisionAMI careInpatient careClinical ModificationAmerican CollegeTerminology codesInternational ClassificationHealthcare databasesCare variesCare processesHospitalHospital servicesPremier database
2015
Hospital variation in admission to intensive care units for patients with acute myocardial infarction
Chen R, Strait KM, Dharmarajan K, Li SX, Ranasinghe I, Martin J, Fazel R, Masoudi FA, Cooke CR, Nallamothu BK, Krumholz HM. Hospital variation in admission to intensive care units for patients with acute myocardial infarction. American Heart Journal 2015, 170: 1161-1169. PMID: 26678638, PMCID: PMC5459386, DOI: 10.1016/j.ahj.2015.09.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnterior Wall Myocardial InfarctionCoronary Care UnitsHealth Care RationingHospital MortalityHumansLength of StayMaleMiddle AgedOutcome and Process Assessment, Health CarePatient AdmissionQuality ImprovementRetrospective StudiesRisk AssessmentTriageUnited StatesConceptsAcute myocardial infarctionIntensive care unitCritical care therapiesRisk-standardized mortality ratesHospital risk-standardized mortality ratesICU admissionResource-intensive settingsCare therapyAMI patientsCare unitMyocardial infarctionMortality rateAdult hospitalizationsHospital variationNinth RevisionClinical ModificationICU triageInternational ClassificationBetter outcomesPatientsHospitalAdmissionPremier databaseTherapyAppropriate use