2019
Comprehensive comparative effectiveness and safety of first-line antihypertensive drug classes: a systematic, multinational, large-scale analysis
Suchard MA, Schuemie MJ, Krumholz HM, You SC, Chen R, Pratt N, Reich CG, Duke J, Madigan D, Hripcsak G, Ryan PB. Comprehensive comparative effectiveness and safety of first-line antihypertensive drug classes: a systematic, multinational, large-scale analysis. The Lancet 2019, 394: 1816-1826. PMID: 31668726, PMCID: PMC6924620, DOI: 10.1016/s0140-6736(19)32317-7.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAngiotensin Receptor AntagonistsAngiotensin-Converting Enzyme InhibitorsAntihypertensive AgentsCalcium Channel BlockersChildCohort StudiesComparative Effectiveness ResearchDatabases, FactualDiureticsEvidence-Based MedicineFemaleHeart FailureHumansHypertensionMaleMiddle AgedMyocardial InfarctionStrokeYoung AdultConceptsNon-dihydropyridine calcium channel blockersCalcium channel blockersThiazide-like diureticsChannel blockersEnzyme inhibitorsDrug classesHazard ratioCurrent guidelinesFirst-line antihypertensive drug classesComparative effectivenessFirst-line drug classesNew-user cohort designDihydropyridine calcium channel blockerElectronic health record databaseFirst-line classesAngiotensin receptor blockersAntihypertensive drug classesAcute myocardial infarctionHealth record databaseReal-world evidenceMedical Research CouncilMillions of patientsAustralian National HealthOptimal monotherapyReceptor blockersComparative Effectiveness of New Approaches to Improve Mortality Risk Models From Medicare Claims Data
Krumholz HM, Coppi AC, Warner F, Triche EW, Li SX, Mahajan S, Li Y, Bernheim SM, Grady J, Dorsey K, Lin Z, Normand ST. Comparative Effectiveness of New Approaches to Improve Mortality Risk Models From Medicare Claims Data. JAMA Network Open 2019, 2: e197314. PMID: 31314120, PMCID: PMC6647547, DOI: 10.1001/jamanetworkopen.2019.7314.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overComparative Effectiveness ResearchFee-for-Service PlansFemaleHeart FailureHospital MortalityHospitalizationHumansMaleMedicareMyocardial InfarctionPneumoniaRisk AdjustmentUnited StatesConceptsAcute myocardial infarctionICD-9-CM codesMortality risk modelHeart failureHospital admissionC-statisticMAIN OUTCOMEMortality rateRisk-standardized mortality ratesHospital risk-standardized mortality ratesIndex admission diagnosisPatients 65 yearsDays of hospitalizationComparative effectiveness studiesClaims-based dataHospital-level performance measuresMedicare claims dataPatient-level modelsCMS modelRisk-adjustment modelsRisk modelHospital performance measuresAdmission diagnosisNinth RevisionMyocardial infarctionComparison of Machine Learning Methods With National Cardiovascular Data Registry Models for Prediction of Risk of Bleeding After Percutaneous Coronary Intervention
Mortazavi BJ, Bucholz EM, Desai NR, Huang C, Curtis JP, Masoudi FA, Shaw RE, Negahban SN, Krumholz HM. Comparison of Machine Learning Methods With National Cardiovascular Data Registry Models for Prediction of Risk of Bleeding After Percutaneous Coronary Intervention. JAMA Network Open 2019, 2: e196835. PMID: 31290991, PMCID: PMC6624806, DOI: 10.1001/jamanetworkopen.2019.6835.Peer-Reviewed Original ResearchConceptsPercutaneous coronary interventionMajor bleedingC-statisticCoronary interventionMAIN OUTCOMEIndex percutaneous coronary interventionSubsequent coronary artery bypassPercutaneous coronary intervention (PCI) proceduresHospital major bleedingMajor bleeding ratesNationwide clinical registryCoronary artery bypassCoronary intervention proceduresComparative effectiveness studiesRisk score modelComplexity of presentationMean c-statisticCoronary angiography dataRegistry modelNCDR modelsArtery bypassBleeding eventsPrediction of riskClinical variablesBleeding rate
2016
Comparative Effectiveness of Generic Atorvastatin and Lipitor® in Patients Hospitalized with an Acute Coronary Syndrome
Jackevicius CA, Tu JV, Krumholz HM, Austin PC, Ross JS, Stukel TA, Koh M, Chong A, Ko DT. Comparative Effectiveness of Generic Atorvastatin and Lipitor® in Patients Hospitalized with an Acute Coronary Syndrome. Journal Of The American Heart Association 2016, 5: e003350. PMID: 27098970, PMCID: PMC4859299, DOI: 10.1161/jaha.116.003350.Peer-Reviewed Original ResearchMeSH KeywordsAcute Coronary SyndromeAgedAtorvastatinComparative Effectiveness ResearchDrugs, GenericFemaleHospitalizationHumansMalePropensity ScoreTreatment OutcomeConceptsGeneric atorvastatinACS hospitalizationSecondary outcomesClinical effectivenessAcute coronary syndrome hospitalizationPopulation-based cohort studyNew-onset diabetesAcute coronary syndromeDays of dischargePrespecified subgroup analysisPropensity-matched pairsInfrequent side effectsBrand-name medicationsSignificant differencesHealth care plansRecurrent ACSAdmission diagnosisAtorvastatin doseCardiovascular outcomesCoronary syndromeCohort studyRenal failureHeart failurePrimary outcomeMean age
2015
The predicament of comparative effectiveness research using observational data.
Curtis JP, Krumholz HM. The predicament of comparative effectiveness research using observational data. Annals Of Internal Medicine 2015, 163: 799-800. PMID: 26501410, PMCID: PMC6467208, DOI: 10.7326/m15-2490.Commentaries, Editorials and LettersAcute Coronary SyndromeComparative Effectiveness ResearchCoronary AngiographyHumansObservational Studies as TopicEffectiveness of implantable cardioverter-defibrillators in survivors of inhospital cardiac arrest
Chan PS, Krumholz HM, Spertus JA, Curtis LH, Li Y, Hammill BG, Nallamothu BK, investigators A. Effectiveness of implantable cardioverter-defibrillators in survivors of inhospital cardiac arrest. American Heart Journal 2015, 169: 870-878.e1. PMID: 26027626, PMCID: PMC4451609, DOI: 10.1016/j.ahj.2015.02.016.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overComparative Effectiveness ResearchDefibrillators, ImplantableFemaleHeart ArrestHospitalizationHumansMalePropensity ScoreSurvivorsConceptsInhospital cardiac arrestLong-term mortalityHospital cardiac arrestCardiac arrestICD treatmentLower long-term mortalityImplantable cardioverter-defibrillator therapyHigh illness acuityHigher unadjusted mortalityICD-treated patientsCardiac Arrest RegistryCardioverter-defibrillator therapyPulseless ventricular tachycardiaHigh-risk populationComparative effectiveness studiesLong-term survivalPropensity score analysisLower mortality rateArrest etiologyEligible survivorsICD trialsHospital deathICD therapyIndex hospitalizationUntreated patients
2012
Seeing through the eyes of patients: the Patient-Centered Outcomes Research Institute Funding Announcements.
Krumholz HM, Selby JV. Seeing through the eyes of patients: the Patient-Centered Outcomes Research Institute Funding Announcements. Annals Of Internal Medicine 2012, 157: 446-7. PMID: 22847044, DOI: 10.7326/0003-4819-157-6-201209180-00519.Peer-Reviewed Original ResearchMeSH KeywordsAcademies and InstitutesComparative Effectiveness ResearchHealth Services ResearchHumansOutcome Assessment, Health CarePatient-Centered CareResearch Support as Topic
2011
Real-world Imperative of Outcomes Research
Krumholz HM. Real-world Imperative of Outcomes Research. JAMA 2011, 306: 754-755. PMID: 21846857, DOI: 10.1001/jama.2011.1170.Peer-Reviewed Original Research