2019
Association Between Degrees of Separation in Physician Networks and Surgeons’ Use of Perioperative Breast Magnetic Resonance Imaging
Shi Y, Pollack CE, Soulos PR, Herrin J, Christakis NA, Xu X, Gross CP. Association Between Degrees of Separation in Physician Networks and Surgeons’ Use of Perioperative Breast Magnetic Resonance Imaging. Medical Care 2019, 57: 460-467. PMID: 31008899, PMCID: PMC6522278, DOI: 10.1097/mlr.0000000000001123.Peer-Reviewed Original ResearchConceptsBreast magnetic resonance imagingMagnetic resonance imagingPerioperative magnetic resonance imagingMRI useResonance imagingSurgeons' useBreast cancer carePatient-sharing networksPractice of surgeonsPairs of surgeonsUnproven benefitRetrospective studyPhysician pairsCancer carePractice patternsBreast cancerMRI utilizationMedicare dataSurgical colleaguesPatientsSurgeonsStudy periodPhysician networksCareAssociationTrends in Hospital Readmission of Medicare-Covered Patients With Heart Failure
Blecker S, Herrin J, Li L, Yu H, Grady JN, Horwitz LI. Trends in Hospital Readmission of Medicare-Covered Patients With Heart Failure. Journal Of The American College Of Cardiology 2019, 73: 1004-1012. PMID: 30846093, PMCID: PMC7011858, DOI: 10.1016/j.jacc.2018.12.040.Peer-Reviewed Original ResearchConceptsHospital Readmissions Reduction ProgramSecondary heart failureReadmission ratesHeart failureReadmissions Reduction ProgramHF hospitalizationAffordable Care ActMedicare's Hospital Readmissions Reduction ProgramRisk-adjusted readmission ratesCause readmission rateHigher readmission ratesAcute myocardial infarctionCare ActReduction programsLinear spline regression modelsPneumonia hospitalizationsHospital readmissionMedicare hospitalizationsRetrospective studySecondary diagnosisMyocardial infarctionPrincipal diagnosisHospitalizationSpline regression modelsPatients
2014
Stereotactic Body Radiation Therapy Versus Intensity-Modulated Radiation Therapy for Prostate Cancer: Comparison of Toxicity
Yu JB, Cramer LD, Herrin J, Soulos PR, Potosky AL, Gross CP. Stereotactic Body Radiation Therapy Versus Intensity-Modulated Radiation Therapy for Prostate Cancer: Comparison of Toxicity. Journal Of Clinical Oncology 2014, 32: 1195-1201. PMID: 24616315, PMCID: PMC3986382, DOI: 10.1200/jco.2013.53.8652.Peer-Reviewed Original ResearchConceptsStereotactic body radiation therapyIntensity-modulated radiation therapyGU toxicityIMRT patientsRadiation therapyTreatment initiationProstate cancerTreatment costsSBRT patientsMedicare beneficiaries ageBody radiation therapyMean treatment costProstate cancer treatmentRandom-effects modelUrinary incontinenceBiologic doseRandomized trialsRetrospective studyPrimary treatmentLower treatment costsBeneficiaries agePatientsMedicare programRadiation therapy treatmentProspective correlationStereotactic body radiosurgery versus intensity modulated radiotherapy for prostate cancer: Comparison of toxicity.
Yu J, Cramer L, Herrin J, Soulos P, Potosky A, Gross C. Stereotactic body radiosurgery versus intensity modulated radiotherapy for prostate cancer: Comparison of toxicity. Journal Of Clinical Oncology 2014, 32: 89-89. DOI: 10.1200/jco.2014.32.4_suppl.89.Peer-Reviewed Original ResearchStereotactic body radiosurgeryGU complicationsProstate cancerSBRT patientsIMRT patientsGU toxicityRate of complicationsRetrospective observational studyBladder outlet obstructionHigh cure ratesRandom-effects modelCost of treatmentOutlet obstructionUrinary incontinenceTreatment initiationRetrospective studyCure rateUrethral strictureDiagnosis codesPrimary treatmentObservational studyRadiation therapyMean costMedicare beneficiariesPatients
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
Proton Versus Intensity-Modulated Radiotherapy for Prostate Cancer: Patterns of Care and Early Toxicity
Yu JB, Soulos PR, Herrin J, Cramer LD, Potosky AL, Roberts KB, Gross CP. Proton Versus Intensity-Modulated Radiotherapy for Prostate Cancer: Patterns of Care and Early Toxicity. Journal Of The National Cancer Institute 2012, 105: 25-32. PMID: 23243199, PMCID: PMC3536640, DOI: 10.1093/jnci/djs463.Peer-Reviewed Original ResearchConceptsIntensity-modulated radiotherapyProstate cancerMedicare beneficiariesGenitourinary toxicityEarly toxicityProton radiotherapyMultivariable logistic regressionPatterns of careMain outcome measuresType of radiotherapyMedicare reimbursementClinical benefitRetrospective studyPRT patientsOutcome measuresComprehensive cohortPRT useIMRT patientsPatientsSociodemographic characteristicsRadiotherapyCancerLogistic regressionMonthsSignificant differences
2010
Evaluating Obstetrical Residency Programs Using Patient Outcomes
Asch D, Nicholson S, Srinivas S, Herrin J, Epstein A. Evaluating Obstetrical Residency Programs Using Patient Outcomes. Obstetrical & Gynecological Survey 2010, 65: 152-153. DOI: 10.1097/01.ogx.0000369668.11531.b4.Peer-Reviewed Original ResearchMaternal complicationsObstetric outcomesCesarean deliveryPatient outcomesResidency programsNonfederal acute care hospitalsMaternal complication ratesHospital discharge dataAcute care hospitalsDelivery modeGynecology residency programsDifferent obstetriciansNonclinical measuresComplication rateCare hospitalObstetric patientsVaginal deliveryClinical outcomesRetrospective studyComplication measuresAdjusted ratesComplicationsPossible associationPatient choiceTraining program