2024
Impaired mobility and MRI markers of vascular brain injury: Atherosclerosis Risk in Communities and UK Biobank studies
Sharma R, de Havenon A, Rivier C, Payabvash S, Forman R, Krumholz H, Falcone G, Sheth K, Kernan W. Impaired mobility and MRI markers of vascular brain injury: Atherosclerosis Risk in Communities and UK Biobank studies. BMJ Neurology Open 2024, 6: e000501. PMID: 38288313, PMCID: PMC10823923, DOI: 10.1136/bmjno-2023-000501.Peer-Reviewed Original ResearchVascular brain injurySlow walkingAtherosclerosis RiskMobility impairmentsAssociated with mobility impairmentImpaired mobilityUK Biobank (UKBStroke-free cohortMarkers of vascular brain injuryAdjusted multivariate logistic regression analysisGait dataMultivariate logistic regression analysisCommunity-dwellingLogistic regression analysisBrain injuryARICUKBInclusion criteriaStudy cohortWalkingClinical strokeRegression analysisImpaired outcomeMRI markersStudy background
2019
Population Impact of Generic Valsartan Recall
Jackevicius CA, Krumholz HM, Chong A, Koh M, Ozaki AF, Austin PC, Udell JA, Ko DT. Population Impact of Generic Valsartan Recall. Circulation 2019, 141: 411-413. PMID: 31707798, DOI: 10.1161/circulationaha.119.044494.Peer-Reviewed Original ResearchConceptsNational Ambulatory Care Reporting System databaseEmergency department visitsRegistered Persons DatabaseOntario Registered Persons DatabaseReporting System databaseHealth care systemDrug recallsSegmented regression analysisBaseline comorbiditiesOral medicationsDepartment visitsHospital admissionMedication useClinical outcomesDischarge diagnosisVital statusChronic conditionsHealthcare databasesHealth CanadaCare systemCanadian InstituteHealth informationPopulation impactPatientsRegression analysis
2018
Age of Data at the Time of Publication of Contemporary Clinical Trials
Welsh J, Lu Y, Dhruva SS, Bikdeli B, Desai NR, Benchetrit L, Zimmerman CO, Mu L, Ross JS, Krumholz HM. Age of Data at the Time of Publication of Contemporary Clinical Trials. JAMA Network Open 2018, 1: e181065-e181065. PMID: 30646100, PMCID: PMC6324269, DOI: 10.1001/jamanetworkopen.2018.1065.Peer-Reviewed Original ResearchConceptsClinical trialsFinal data collectionParticipant enrollmentInternal medicineMultivariable linear regression analysisFirst participant enrollmentPrimary end pointMultivariable regression analysisContemporary clinical trialsClinical trial dataJAMA Internal MedicineRegression analysisCross-sectional analysisTime of publicationMedian timeTrial characteristicsOutcome measuresMAIN OUTCOMENew England JournalClinical practiceLinear regression analysisTrial dataEnd pointTrial resultsTrials
2013
Patterns of Change in Nesiritide Use in Patients With Heart Failure How Hospitals React to New Information
Partovian C, Li SX, Xu X, Lin H, Strait KM, Hwa J, Krumholz HM. Patterns of Change in Nesiritide Use in Patients With Heart Failure How Hospitals React to New Information. JACC Heart Failure 2013, 1: 318-324. PMID: 24621935, PMCID: PMC5322944, DOI: 10.1016/j.jchf.2013.04.005.Peer-Reviewed Original ResearchConceptsHeart failureNesiritide useHospital characteristicsHospital groupDecompensated heart failureProportion of hospitalizationsPatterns of changeMultivariate regression analysisPatient characteristicsEarly reliefHospital patternsHospitalTeaching statusPremier databaseMedical evidenceHospitalizationPatientsRegression analysisSafety concernsLow usersUse ratesGroupFailureFurther researchDyspnea
2010
Do Self- or Parent-Reported Dietary, Physical Activity, and Sedentary Behaviors Predict Worsening Obesity in Children?
Dorsey KB, Mauldon M, Magraw R, Yu S, Krumholz HM. Do Self- or Parent-Reported Dietary, Physical Activity, and Sedentary Behaviors Predict Worsening Obesity in Children? The Journal Of Pediatrics 2010, 157: 566-571. PMID: 20542293, PMCID: PMC2936814, DOI: 10.1016/j.jpeds.2010.04.062.Peer-Reviewed Original ResearchConceptsBMI z-scoreRisk factorsZ-scoreFamily historySedentary behaviorPhysical activityRisk behaviorsRoutine healthcare visitsPhysical activity behaviorHealthcare visitsObese patientsDiabetes mellitusObese childrenAcanthosis nigricansMedical recordsPediatric cliniciansBMI valuesObesityRandom effects regression analysisGreater riskActivity behaviorOverweightPatientsRegression analysisVisits
2009
Association of Door-to-Balloon Time and Mortality in Patients ≥65 Years With ST-Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention
Rathore SS, Curtis JP, Nallamothu BK, Wang Y, Foody JM, Kosiborod M, Masoudi FA, Havranek EP, Krumholz HM. Association of Door-to-Balloon Time and Mortality in Patients ≥65 Years With ST-Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention. The American Journal Of Cardiology 2009, 104: 1198-1203. PMID: 19840562, PMCID: PMC2790921, DOI: 10.1016/j.amjcard.2009.06.034.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPrimary PCIST-elevation myocardial infarctionPercutaneous coronary interventionBalloon timeMyocardial infarctionCoronary interventionAssociation of doorMinutes of admissionSecond-degree fractional polynomialsLogistic regression analysisFractional polynomial modelsMultivariable adjustmentLonger doorMedian doorCurrent guidelinesPatientsMortalityInfarctionRegression analysisFractional polynomialsAssociationInterventionMinutesTreatment
2006
Prevalence and Predictors of Angina Pectoris One Month After Myocardial Infarction
Spertus JA, Dawson J, Masoudi FA, Krumholz HM, Reid KJ, Peterson ED, Rumsfeld JS, Consortium C. Prevalence and Predictors of Angina Pectoris One Month After Myocardial Infarction. The American Journal Of Cardiology 2006, 98: 282-288. PMID: 16860010, DOI: 10.1016/j.amjcard.2006.01.099.Peer-Reviewed Original ResearchConceptsAngina pectorisMyocardial infarctionCoronary artery bypass surgeryPrevious coronary artery bypassMultivariable logistic regression analysisPatient's myocardial infarctionCoronary artery bypassSeattle Angina QuestionnaireArtery bypass surgeryLogistic regression analysisQuality of lifeIndex admissionAngina QuestionnaireArtery bypassIndex hospitalizationBypass surgeryYounger patientsTreatable symptomsTreatment characteristicsPatientsOne monthAdditional treatmentMonthsInfarctionRegression analysisSocial support and change in health-related quality of life 6 months after coronary artery bypass grafting
Barry LC, Kasl SV, Lichtman J, Vaccarino V, Krumholz HM. Social support and change in health-related quality of life 6 months after coronary artery bypass grafting. Journal Of Psychosomatic Research 2006, 60: 185-193. PMID: 16439272, DOI: 10.1016/j.jpsychores.2005.06.080.Peer-Reviewed Original ResearchConceptsHealth-related qualityCoronary artery bypassPhysical functioningMental healthArtery bypassSF-36 subscale scoresAge 65.7 yearsLife 6 monthsStepwise linear regression analysisSocial supportFirst CABGHospital dischargeProspective cohortClinical presentationLinear regression analysisInstrumental supportChange scoresSubscale scoresMonthsSocial support variablesRegression analysisBypassHealthIntervention effortsEmotional supportPhysician Board Certification and the Care and Outcomes of Elderly Patients with Acute Myocardial Infarction
Chen J, Rathore SS, Wang Y, Radford MJ, Krumholz HM. Physician Board Certification and the Care and Outcomes of Elderly Patients with Acute Myocardial Infarction. Journal Of General Internal Medicine 2006, 21: 238-244. PMID: 16637823, PMCID: PMC1828098, DOI: 10.1111/j.1525-1497.2006.00326.x.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionBoard-certified physiciansPhysician board certificationMyocardial infarctionFamily practitionersInternal medicineBoard certificationHigher useUse of aspirinQuality of careMultivariate regression analysisBoard-certified internistsElderly patientsHospitalized patientsClinical guidelinesMedicare patientsAspirinPatientsMortalityPhysiciansFamily practiceCareInfarctionRegression analysisCardiologists