2024
The PAX LC Trial: A Decentralized, Phase 2, Randomized, Double-blind Study of Nirmatrelvir/Ritonavir Compared with Placebo/Ritonavir for Long COVID
Krumholz H, Sawano M, Bhattacharjee B, Caraballo C, Khera R, Li S, Herrin J, Coppi A, Holub J, Henriquez Y, Johnson M, Goddard T, Rocco E, Hummel A, Al Mouslmani M, Putrino D, Carr K, Carvajal-Gonzalez S, Charnas L, De Jesus M, Ziegler F, Iwasaki A. The PAX LC Trial: A Decentralized, Phase 2, Randomized, Double-blind Study of Nirmatrelvir/Ritonavir Compared with Placebo/Ritonavir for Long COVID. The American Journal Of Medicine 2024 PMID: 38735354, DOI: 10.1016/j.amjmed.2024.04.030.Peer-Reviewed Original ResearchLC trialPROMIS-29Participants' homesTargeting viral persistencePlacebo-controlled trialDouble-blind studyElectronic health recordsCore Outcome MeasuresLong COVIDEQ-5D-5LRepeated measures analysisEvidence-based treatmentsPhase 2Double-blindParticipant-centred approachStudy drugPrimary endpointSecondary endpointsCommunity-dwellingHealth recordsHealthcare utilizationContiguous US statesViral persistencePatient groupDrug treatment
2019
Cost-Related Medication Nonadherence in Adults With Atherosclerotic Cardiovascular Disease in the United States, 2013 to 2017
Khera R, Valero-Elizondo J, Das SR, Virani SS, Kash BA, de Lemos JA, Krumholz HM, Nasir K. Cost-Related Medication Nonadherence in Adults With Atherosclerotic Cardiovascular Disease in the United States, 2013 to 2017. Circulation 2019, 140: 2067-2075. PMID: 31760784, DOI: 10.1161/circulationaha.119.041974.Peer-Reviewed Original ResearchConceptsAtherosclerotic cardiovascular diseaseCost-related nonadherenceMedication nonadherenceCardiovascular diseaseHigher oddsHistory of ASCVDNational Health Interview SurveyCost-related medication nonadherenceHigher comorbidity burdenLong-term therapyLow-cost medicationsVulnerable patient groupHealth Interview SurveyLow family incomeASCVD morbidityComorbidity burdenEssential therapySecondary preventionLess medicationPatient groupFemale sexMedication fillsWorse outcomesPrescribed dosesDrug costs
2018
Trends in 30-Day Readmission Rates for Medicare and Non-Medicare Patients in the Era of the Affordable Care Act
Angraal S, Khera R, Zhou S, Wang Y, Lin Z, Dharmarajan K, Desai NR, Bernheim SM, Drye EE, Nasir K, Horwitz LI, Krumholz HM. Trends in 30-Day Readmission Rates for Medicare and Non-Medicare Patients in the Era of the Affordable Care Act. The American Journal Of Medicine 2018, 131: 1324-1331.e14. PMID: 30016636, PMCID: PMC6380174, DOI: 10.1016/j.amjmed.2018.06.013.Peer-Reviewed Original ResearchConceptsHospital Readmissions Reduction ProgramReadmission ratesAcute myocardial infarctionHeart failurePatient groupMyocardial infarctionCause readmission rateNationwide Readmissions DatabaseReadmissions Reduction ProgramNon-Medicare patientsNon-target conditionsLower readmissionAffordable Care ActMedicare beneficiariesAge groupsPrivate insuranceCare ActPneumoniaInfarctionPatientsReduction programsMedicareGroupReadmissionFailureSex and Race Differences in the Utilization and Outcomes of Coronary Artery Bypass Grafting Among Medicare Beneficiaries, 1999–2014
Angraal S, Khera R, Wang Y, Lu Y, Jean R, Dreyer RP, Geirsson A, Desai NR, Krumholz HM. Sex and Race Differences in the Utilization and Outcomes of Coronary Artery Bypass Grafting Among Medicare Beneficiaries, 1999–2014. Journal Of The American Heart Association 2018, 7: e009014. PMID: 30005557, PMCID: PMC6064835, DOI: 10.1161/jaha.118.009014.Peer-Reviewed Original ResearchConceptsCoronary artery bypassCABG utilizationArtery bypassUse of CABGService Medicare beneficiariesCalendar year trendsCABG mortalityUnderwent CABGReadmission ratesCABG proceduresWhite patientsBlack patientsPatient groupMedicare beneficiariesMedicare feeMortality rateCABGAnnual declineWomenRacial subgroupsRacial differencesGreater declineOutcomesPatientsSex
2015
National Quality Assessment Evaluating Spironolactone Use During Hospitalization for Acute Myocardial Infarction (AMI) in China: China Patient‐centered Evaluation Assessment of Cardiac Events (PEACE)‐Retrospective AMI Study, 2001, 2006, and 2011
Guan W, Murugiah K, Downing N, Li J, Wang Q, Ross JS, Desai NR, Masoudi FA, Spertus JA, Li X, Krumholz HM, Jiang L, Group T. National Quality Assessment Evaluating Spironolactone Use During Hospitalization for Acute Myocardial Infarction (AMI) in China: China Patient‐centered Evaluation Assessment of Cardiac Events (PEACE)‐Retrospective AMI Study, 2001, 2006, and 2011. Journal Of The American Heart Association 2015, 4: e001718. PMID: 26071031, PMCID: PMC4599529, DOI: 10.1161/jaha.114.001718.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionHeart failureMyocardial infarctionUse of spironolactoneNational practice patternsProportion of patientsAssessment of eligibilitySpironolactone useAldosterone antagonistsSystolic dysfunctionCardiac eventsAMI patientsChina PatientPatient eligibilityPatient groupUnknown indicationPractice patternsIdeal patientPatientsSpironolactoneEligibilityAppropriate useInfarctionDiabetesNational quality assessmentIntravenous Fluids in Acute Decompensated Heart Failure
Bikdeli B, Strait KM, Dharmarajan K, Li SX, Mody P, Partovian C, Coca SG, Kim N, Horwitz LI, Testani JM, Krumholz HM. Intravenous Fluids in Acute Decompensated Heart Failure. JACC Heart Failure 2015, 3: 127-133. PMID: 25660836, PMCID: PMC4438991, DOI: 10.1016/j.jchf.2014.09.007.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCohort StudiesDatabases, FactualFemaleFluid TherapyHeart FailureHospital MortalityHospitalizationHumansInfusions, IntravenousIntensive Care UnitsIntubation, IntratrachealIsotonic SolutionsMaleMiddle AgedRenal Replacement TherapyRetrospective StudiesRinger's SolutionSaline Solution, HypertonicSodium Potassium Chloride Symporter InhibitorsUnited StatesYoung AdultConceptsAcute decompensated heart failureDecompensated heart failureHeart failureIntravenous fluidsRetrospective cohort studyCritical care admissionRenal replacement therapyDays of hospitalizationProportion of hospitalizationsHalf-normal salineWarrants further investigationOnly diureticsCare admissionHospital deathHospital outcomesCohort studyLoop diureticsPatient groupReplacement therapyWorse outcomesNormal salineInpatient careMedian volumePatientsHospitalization
2014
Trends in Early Aspirin Use Among Patients With Acute Myocardial Infarction in China, 2001–2011: The China PEACE‐Retrospective AMI Study
Gao Y, Masoudi FA, Hu S, Li J, Zhang H, Li X, Desai NR, Krumholz HM, Jiang L, Group T. Trends in Early Aspirin Use Among Patients With Acute Myocardial Infarction in China, 2001–2011: The China PEACE‐Retrospective AMI Study. Journal Of The American Heart Association 2014, 3: e001250. PMID: 25304853, PMCID: PMC4323779, DOI: 10.1161/jaha.114.001250.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAspirinChinaCohort StudiesConfidence IntervalsDose-Response Relationship, DrugDrug Administration ScheduleFemaleHospital MortalityHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionOdds RatioRetrospective StudiesRisk AssessmentRural PopulationSecondary PreventionSex FactorsSurvival AnalysisSurvival RateUrban PopulationConceptsAcute myocardial infarctionMyocardial infarctionAspirin useEarly treatmentSegment elevation acute myocardial infarctionElevation acute myocardial infarctionEarly useChina PEACE-Retrospective AMI StudyEarly aspirin therapyEarly aspirin useLimited healthcare resourcesAspirin therapyCardiogenic shockChest discomfortReperfusion therapyRate of useChina PatientRetrospective studyPatient groupFinal diagnosisHealthcare resourcesInfarctionPatientsAspirinAMI study
2008
Prevention of Heart Failure
Schocken DD, Benjamin EJ, Fonarow GC, Krumholz HM, Levy D, Mensah GA, Narula J, Shor ES, Young JB, Hong Y. Prevention of Heart Failure. Circulation 2008, 117: 2544-2565. PMID: 18391114, DOI: 10.1161/circulationaha.107.188965.Peer-Reviewed Original ResearchConceptsPrevention of HFChronic kidney diseaseCoronary heart diseaseKidney diseaseHeart diseaseRisk factorsAsymptomatic left ventricular systolic dysfunctionLeft ventricular systolic dysfunctionLeft ventricular systolic functionHF prevention strategiesVentricular systolic dysfunctionVentricular systolic functionHeart failure ratesDevelopment of HFNational awareness campaignGenetic risk factorsEvidence-based managementSystolic dysfunctionSystolic functionHeart failurePatient groupPathophysiological basisPrevention strategiesDiseaseEarly detection
2006
Does Random Treatment Assignment Cause Harm to Research Participants?
Gross CP, Krumholz HM, Van Wye G, Emanuel EJ, Wendler D. Does Random Treatment Assignment Cause Harm to Research Participants? PLOS Medicine 2006, 3: e188. PMID: 16719548, PMCID: PMC1470665, DOI: 10.1371/journal.pmed.0030188.Peer-Reviewed Original ResearchConceptsClinical outcomesTreatment assignmentRCT participantsClinical trialsTrial participantsRandom treatment assignmentPrimary study outcomeMeeting eligibility criteriaImproved patient outcomesSimilar health statusSubstandard medical careBaseline characteristicsPatient groupPatient outcomesEligibility criteriaHealth outcomesHealth statusEligible manuscriptsMedical careSystematic reviewSame interventionClinical researchStudy outcomesOutcomesSignificant differences
2004
Participation in Cancer Clinical Trials: Race-, Sex-, and Age-Based Disparities
Murthy VH, Krumholz HM, Gross CP. Participation in Cancer Clinical Trials: Race-, Sex-, and Age-Based Disparities. JAMA 2004, 291: 2720-2726. PMID: 15187053, DOI: 10.1001/jama.291.22.2720.Peer-Reviewed Original ResearchConceptsCancer trialsCancer clinical trialsClinical trialsTrial participantsEnrollment fractionWhite patientsAge groupsCross-sectional population-based analysisProstate cancer clinical trialsCancer research participationCancer trial participantsColorectal cancer trialsPatients 75 yearsIncident cancer patientsLung cancer trialsPopulation-based analysisRelative risk ratiosAge-based disparitiesYears of ageNational Cancer InstituteLogistic regression modelsLittle recent informationTrial enrolleesYounger patientsPatient group
2003
Cost-Effectiveness of Risk Factors
Heidenreich P, Krumholz H. Cost-Effectiveness of Risk Factors. 2003, 259-272. DOI: 10.1007/978-1-4615-6484-3_13.Peer-Reviewed Original Research
2001
Cardiopatía isquémica en el anciano
Krumholz H. Cardiopatía isquémica en el anciano. Revista Española De Cardiología 2001, 54: 819-826. PMID: 11446955, DOI: 10.1016/s0300-8932(01)76405-6.Peer-Reviewed Original ResearchConceptsOlder patientsClinical trialsClinical practiceObservational studyPrognosis of illnessOlder patient groupGroup of patientsAcute myocardial infarctionDaily clinical practiceComorbidities increasesYounger patientsHeart failureMortal complicationsPatient groupMyocardial infarctionHigh incidencePatientsMedical focusFunctional changesField of cardiologyTrialsPublic healthDevelopment of strategiesHeterogeneous populationAge
2000
Cost-Effectiveness of Risk Factors
Krumholz H, Goldman L. Cost-Effectiveness of Risk Factors. 2000, 237-250. DOI: 10.1007/978-1-4757-9310-9_13.Peer-Reviewed Original Research
1997
Differences in physician compensation for cardiovascular services by age, sex, and race.
Krumholz HM, Fendrick AM, Williams C, Hynes WM. Differences in physician compensation for cardiovascular services by age, sex, and race. The American Journal Of Managed Care 1997, 3: 557-63. PMID: 10169524.Peer-Reviewed Original ResearchConceptsConsecutive patientsCoronary angioplastyCardiovascular servicesPercutaneous transluminal coronary angioplastyPatients 75 yearsTransluminal coronary angioplastyPercutaneous coronary angioplastyPatients 40Patients 65Patient characteristicsPatient groupInsurance statusCardiology practicePhysiciansStress testingAngioplastySignificant differencesPatientsLower ratesSimilar differencesPhysician compensationAgeSexYearsDifferences