2017
The Impact of Social Contagion on Physician Adoption of Advanced Imaging Tests in Breast Cancer
Pollack CE, Soulos PR, Herrin J, Xu X, Christakis NA, Forman HP, Yu JB, Killelea BK, Wang SY, Gross CP. The Impact of Social Contagion on Physician Adoption of Advanced Imaging Tests in Breast Cancer. Journal Of The National Cancer Institute 2017, 109: djw330. PMID: 28376191, PMCID: PMC6059114, DOI: 10.1093/jnci/djw330.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingBaseline usePositron emission tomography scanEnd Results-MedicareEmission tomography scanBreast cancer practiceImaging modalitiesAdvanced imaging testsHierarchical logistic regression modelsLogistic regression modelsPatient characteristicsUnproven benefitCancer practiceMRI/PETTomography scanBreast cancerMRI useImaging testsClinical practicePET useResonance imagingPET imagingPhysician peersPhysician adoptionBaseline period
2016
Continuous Home Care Reduces Hospice Disenrollment and Hospitalization After Hospice Enrollment
Wang SY, Aldridge MD, Canavan M, Cherlin E, Bradley E. Continuous Home Care Reduces Hospice Disenrollment and Hospitalization After Hospice Enrollment. Journal Of Pain And Symptom Management 2016, 52: 813-821. PMID: 27697564, PMCID: PMC5154927, DOI: 10.1016/j.jpainsymman.2016.05.031.Peer-Reviewed Original ResearchConceptsHospice disenrollmentHospice enrollmentPatient characteristicsContinuous home careCHC utilizationMinority of patientsHome careMore comorbiditiesMultivariable analysisMultivariable modelHospice carePatientsHospitalizationService MedicareHospice agenciesHospiceDisenrollmentExpensive careStudy periodCareEnrollmentAssociationComorbiditiesCancerEnd-of-Life Care Intensity and Hospice Use
Wang SY, Aldridge MD, Gross CP, Canavan M, Cherlin E, Johnson-Hurzeler R, Bradley E. End-of-Life Care Intensity and Hospice Use. Medical Care 2016, 54: 672-678. PMID: 27111747, PMCID: PMC4907842, DOI: 10.1097/mlr.0000000000000547.Peer-Reviewed Original ResearchConceptsLife care intensityHospital referral regionsShort hospice enrollmentEmergency department useCare intensityHospice useHospice enrollmentDepartment useLife careIntensive care unit admissionOverall hospice useCare unit admissionProportion of decedentsMonths of lifeUnit admissionICU admissionICU daysPatient characteristicsIntensive careLowest quintileReferral regionsIntensive endShort stayAORNumber of days
2014
Understanding Regional Variation in Medicare Expenditures for Initial Episodes of Prostate Cancer Care
Wang SY, Wang R, Yu JB, Ma X, Xu X, Kim SP, Soulos PR, Saraf A, Gross CP. Understanding Regional Variation in Medicare Expenditures for Initial Episodes of Prostate Cancer Care. Medical Care 2014, 52: 680-687. PMID: 25023913, PMCID: PMC4129645, DOI: 10.1097/mlr.0000000000000158.Peer-Reviewed Original ResearchConceptsAncillary proceduresPatient characteristicsTreatment modalitiesTreatment intensityEnd Results-Medicare databaseProstate cancer careSpecific treatment modalitiesContribution of patientHospital referral regionsInitial treatmentCancer careInitial episodeNoncancer controlsProstate cancerQuintile 5Referral regionsSubstantial geographic variationCare costsMedicare expendituresCostly modalityTreatment factorsMean expenditureLowest expenditure quintileSurgeryModalities