2021
Variations in Quality of Care by Sex and Social Determinants of Health Among Younger Adults With Acute Myocardial Infarction in the US and Canada
Raparelli V, Pilote L, Dang B, Behlouli H, Dziura JD, Bueno H, D’Onofrio G, Krumholz HM, Dreyer RP. Variations in Quality of Care by Sex and Social Determinants of Health Among Younger Adults With Acute Myocardial Infarction in the US and Canada. JAMA Network Open 2021, 4: e2128182. PMID: 34668947, PMCID: PMC8529414, DOI: 10.1001/jamanetworkopen.2021.28182.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionQuality of careHealth care systemYoung adultsFemale sexMyocardial infarctionCare systemHospital careSocial determinantsRetrospective cohort analysisLow qualityAdverse SDOHLowest tertileReadmission ratesMore patientsPostacute careAMI careOutpatient careCare scoresHigh prevalenceCohort analysisLarge cohortMAIN OUTCOMESDOHHospital
2020
Renin–angiotensin system blockers and susceptibility to COVID-19: an international, open science, cohort analysis
Morales DR, Conover MM, You SC, Pratt N, Kostka K, Duarte-Salles T, Fernández-Bertolín S, Aragón M, DuVall SL, Lynch K, Falconer T, van Bochove K, Sung C, Matheny ME, Lambert CG, Nyberg F, Alshammari TM, Williams AE, Park RW, Weaver J, Sena AG, Schuemie MJ, Rijnbeek PR, Williams RD, Lane JCE, Prats-Uribe A, Zhang L, Areia C, Krumholz HM, Prieto-Alhambra D, Ryan PB, Hripcsak G, Suchard MA. Renin–angiotensin system blockers and susceptibility to COVID-19: an international, open science, cohort analysis. The Lancet Digital Health 2020, 3: e98-e114. PMID: 33342753, PMCID: PMC7834915, DOI: 10.1016/s2589-7500(20)30289-2.Peer-Reviewed Original ResearchAngiotensin receptor blockersCalcium channel blockersAcute respiratory distress syndromeAcute kidney injuryHospital admissionRespiratory distress syndromeCOVID-19 diagnosisKidney injuryDistress syndromeDrug classesCohort analysisCOVID-19Renin-angiotensin system blockersThiazide-like diureticsBaseline patient characteristicsUse of ACEIsPost-authorisation studiesUK National InstituteRelative risk differenceNational InstituteCombination useMedical Research CouncilAustralian National HealthElectronic health recordsAntihypertensive users
2011
Use of Medical Imaging Procedures With Ionizing Radiation in Children: A Population-Based Study
Dorfman AL, Fazel R, Einstein AJ, Applegate KE, Krumholz HM, Wang Y, Christodoulou E, Chen J, Sanchez R, Nallamothu BK. Use of Medical Imaging Procedures With Ionizing Radiation in Children: A Population-Based Study. JAMA Pediatrics 2011, 165: 458-464. PMID: 21199972, PMCID: PMC3686496, DOI: 10.1001/archpediatrics.2010.270.Peer-Reviewed Original ResearchConceptsDiagnostic imaging proceduresTomographic scanImaging proceduresRetrospective cohort analysisPopulation-based ratesPediatric populationPlain radiographyCohort analysisHigh dosesMedical diagnostic imaging proceduresStudy periodAppropriate useChildrenHigh rateMedical imaging proceduresScansFrequent useHealth care marketUS health care marketYearsPatientsInfantsPopulationCare marketUnitedHealthcare
2006
Quality of Care for Acute Myocardial Infarction in Elderly Patients with Alcohol‐Related Diagnoses
Fiellin DA, O'Connor PG, Wang Y, Radford MJ, Krumholz HM. Quality of Care for Acute Myocardial Infarction in Elderly Patients with Alcohol‐Related Diagnoses. Alcohol Clinical And Experimental Research 2006, 30: 70-75. PMID: 16433733, DOI: 10.1111/j.1530-0277.2006.00001.x.Peer-Reviewed Original ResearchConceptsAlcohol-related diagnosesAcute myocardial infarctionMyocardial infarctionElderly patientsEligible patientsCare measuresRetrospective cohort analysisPrincipal discharge diagnosisTime of dischargeCooperative Cardiovascular ProjectAcute care hospitalsMedical record dataQuality of careBaseline characteristicsCare hospitalPrimary outcomeDischarge diagnosisCohort analysisAlcohol abuseMedicare beneficiariesInfarctionPatientsElderly adultsAlcohol dependenceQuality care
2000
Utilization and effectiveness of a weight-based heparin nomogram at a large academic medical center.
Balcezak TJ, Krumholz HM, Getnick GS, Vaccarino V, Lin ZQ, Cadman EC. Utilization and effectiveness of a weight-based heparin nomogram at a large academic medical center. The American Journal Of Managed Care 2000, 6: 329-38. PMID: 10977433.Peer-Reviewed Original ResearchConceptsWeight-based nomogramWeight-based heparin nomogramTherapeutic rangeTherapeutic thresholdHeparin nomogramIntravenous heparin therapyProportion of patientsProspective cohort analysisLarge academic medical centerInternal medicine serviceComputerized order entry systemAcademic medical centerEffective patient careSupratherapeutic aPTTsHeparin therapyConsecutive patientsOrder entry systemEfficacious therapyMedical CenterCohort analysisMedicine servicePatient carePhysician behaviorNomogramPatients