2020
Physician trajectories of abandoning long‐course breast radiotherapy and their cost impact
Xu X, Soulos PR, Herrin J, Wang S, Pollack CE, Evans SB, Yu JB, Gross CP. Physician trajectories of abandoning long‐course breast radiotherapy and their cost impact. Health Services Research 2020, 56: 497-506. PMID: 33070305, PMCID: PMC8143683, DOI: 10.1111/1475-6773.13572.Peer-Reviewed Original ResearchConceptsPhysician peer groupsWhole breast irradiationCF-WBIRisk-adjusted ratesBreast radiotherapyPractice patternsLow useChronic Conditions Data WarehouseDistinct practice patternsPatients' clinical characteristicsSetting of radiotherapyAdjuvant breast radiotherapyYears of ageDistinct trajectoriesImportant cost implicationsHigher useAdjuvant radiotherapyClinical characteristicsEligible womenBreast cancerCost implicationsLatent class growth analysisService beneficiariesMedicare programRadiotherapy
2019
Abandonment trajectories of conventionally fractionated adjuvant radiotherapy in breast cancer care.
Xu X, Soulos P, Herrin J, Wang S, Pollack C, Evans S, Gross C, Yu J. Abandonment trajectories of conventionally fractionated adjuvant radiotherapy in breast cancer care. Journal Of Clinical Oncology 2019, 37: 531-531. DOI: 10.1200/jco.2019.37.15_suppl.531.Peer-Reviewed Original ResearchPhysician peer groupsBreast cancer careAdjuvant radiotherapyCancer careHigher useNational Medicare claimsPatient risk factorsDistinct trajectoriesYears of ageLow useDifferent baseline levelsRisk-adjusted ratesPatient cohortRisk factorsBreast cancerCost implicationsMedicare claimsBaseline levelsRadiotherapyMedicare perspectiveCFRTCurve analysisPhysiciansPatientsLatent growth curve analysis
2017
Hospital Readmissions among Commercially Insured and Medicare Advantage Beneficiaries with Diabetes and the Impact of Severe Hypoglycemic and Hyperglycemic Events
McCoy RG, Lipska KJ, Herrin J, Jeffery MM, Krumholz HM, Shah ND. Hospital Readmissions among Commercially Insured and Medicare Advantage Beneficiaries with Diabetes and the Impact of Severe Hypoglycemic and Hyperglycemic Events. Journal Of General Internal Medicine 2017, 32: 1097-1105. PMID: 28685482, PMCID: PMC5602759, DOI: 10.1007/s11606-017-4095-x.Peer-Reviewed Original ResearchConceptsDiabetes Complications Severity IndexSevere dysglycemiaIndex hospitalizationMedicare Advantage beneficiariesRisk factorsBetter care transitionsComplications Severity IndexPost-discharge managementIndependent risk factorYounger patient ageOptumLabs Data WarehouseStrong risk factorYears of ageBackgroundHospital readmissionsDesignRetrospective analysisCause readmissionUnplanned readmissionPatient agePrior hospitalizationReadmission ratesYounger patientsHeart failureHospital readmissionSevere hypoglycemiaDiabetes complications
2013
For-profit hospital ownership status and use of brachytherapy after breast-conserving surgery
Sen S, Soulos PR, Herrin J, Roberts KB, Yu JB, Lesnikoski BA, Ross JS, Krumholz HM, Gross CP. For-profit hospital ownership status and use of brachytherapy after breast-conserving surgery. Surgery 2013, 155: 776-788. PMID: 24787104, PMCID: PMC4008843, DOI: 10.1016/j.surg.2013.12.009.Peer-Reviewed Original ResearchConceptsHospital ownership statusBreast-conserving operationsBreast-conserving surgeryUse of brachytherapyRadiation therapyOperative careBreast cancerMedicare beneficiariesOverall useReceipt of brachytherapyAdjuvant radiation therapyInvasive breast cancerFemale Medicare beneficiariesGreater overall useYears of ageShort life expectancyRetrospective studyRT modalityProfit hospitalsExpensive modalityOlder womenBrachytherapy useBreast brachytherapyHospitalBrachytherapy
2012
The Effectiveness of Implementing an Electronic Health Record on Diabetes Care and Outcomes
Herrin J, da Graca B, Nicewander D, Fullerton C, Aponte P, Stanek G, Cowling T, Collinsworth A, Fleming NS, Ballard DJ. The Effectiveness of Implementing an Electronic Health Record on Diabetes Care and Outcomes. Health Services Research 2012, 47: 1522-1540. PMID: 22250953, PMCID: PMC3401397, DOI: 10.1111/j.1475-6773.2011.01370.x.Peer-Reviewed Original ResearchConceptsPrimary care practicesBlood pressureDiabetes careOptimal careCare practicesDiastolic blood pressureSystolic blood pressureYears of ageElectronic health record implementationElectronic health recordsAspirin prescriptionUnexposed patientsAspirin useCare bundleInsulin usePatient ageLipid controlPrimary outcomeClinical outcomesLDL cholesterolSmoking cessationChart auditDiabetes measuresDiabetes patientsPatients
2011
Improvements in Door-to-Balloon Time in the United States, 2005 to 2010
Krumholz HM, Herrin J, Miller LE, Drye EE, Ling SM, Han LF, Rapp MT, Bradley EH, Nallamothu BK, Nsa W, Bratzler DW, Curtis JP. Improvements in Door-to-Balloon Time in the United States, 2005 to 2010. Circulation 2011, 124: 1038-1045. PMID: 21859971, PMCID: PMC3598634, DOI: 10.1161/circulationaha.111.044107.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPercutaneous coronary interventionBalloon timeCoronary interventionMedian timeST-segment elevation myocardial infarctionHigher median timeCharacteristics of patientsPercentage of patientsTimeliness of treatmentYears of ageRegistry studyMyocardial infarctionInpatient measuresPatientsHospital groupMedicaid ServicesCalendar yearInterventionMinutesMedianGroupYearsPercentageInfarction
2010
Variation in Recovery
Lichtman JH, Lorenze NP, D'Onofrio G, Spertus JA, Lindau ST, Morgan TM, Herrin J, Bueno H, Mattera JA, Ridker PM, Krumholz HM. Variation in Recovery. Circulation Cardiovascular Quality And Outcomes 2010, 3: 684-693. PMID: 21081748, PMCID: PMC3064946, DOI: 10.1161/circoutcomes.109.928713.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionYoung AMI patientsAMI patientsYoung womenHeart diseaseSex differencesExcess mortality riskIschemic heart diseaseRisk stratification modelPsychosocial risk factorsYears of ageQuality of careComparison cohortPrognostic factorsPrognostic importanceAMI populationMyocardial infarctionRisk factorsObservational studyMortality riskHigh riskAMI eventsPatientsAge accountWomen