2021
Real-world Cardiovascular Outcomes Associated With Degarelix vs Leuprolide for Prostate Cancer Treatment
Wallach JD, Deng Y, McCoy RG, Dhruva SS, Herrin J, Berkowitz A, Polley EC, Quinto K, Gandotra C, Crown W, Noseworthy P, Yao X, Shah ND, Ross JS, Lyon TD. Real-world Cardiovascular Outcomes Associated With Degarelix vs Leuprolide for Prostate Cancer Treatment. JAMA Network Open 2021, 4: e2130587. PMID: 34677594, PMCID: PMC8536955, DOI: 10.1001/jamanetworkopen.2021.30587.Peer-Reviewed Original ResearchConceptsMajor adverse cardiovascular eventsSecondary end pointsMyocardial infarctionClinical trialsCardiovascular diseaseProstate cancerCardiovascular eventsEnd pointRisk of MACELarge US administrative claims databasePropensity-matched cohort studyUS administrative claims databasePropensity score-matched patientsAdverse cardiovascular eventsPrimary end pointAdministrative claims databaseProportional hazards regressionRandomized clinical trialsAdministrative claims dataTrial eligibility criteriaMedicare Advantage beneficiariesProstate cancer treatmentReal-world evidenceElectronic health recordsCardiovascular outcomes
2018
An empiric approach to identifying physician peer groups from claims data: An example from breast cancer care
Herrin J, Soulos PR, Xu X, Gross CP, Pollack CE. An empiric approach to identifying physician peer groups from claims data: An example from breast cancer care. Health Services Research 2018, 54: 44-51. PMID: 30488484, PMCID: PMC6338298, DOI: 10.1111/1475-6773.13095.Peer-Reviewed Original ResearchConceptsPhysician peer groupsClaims dataEnd Results-MedicareBreast cancer careAdministrative claims dataHospital-based groupEmpiric approachCancer careBreast cancerHospital groupPatientsPatient volumePhysiciansEmpirical groupGroup reliabilityPhysician inclusionPercentGroupMedian overlapT1CancerPeer groupEpidemiology
2017
Predictors of Return Visits Among Insured Emergency Department Mental Health and Substance Abuse Patients, 2005-2013
Lee S, Herrin J, Bobo WV, Johnson R, Sangaralingham LR, Campbell RL. Predictors of Return Visits Among Insured Emergency Department Mental Health and Substance Abuse Patients, 2005-2013. Western Journal Of Emergency Medicine 2017, 18: 884-893. PMID: 28874941, PMCID: PMC5576625, DOI: 10.5811/westjem.2017.6.33850.Peer-Reviewed Original ResearchConceptsED visitsReturn visitsInpatient admissionsOptum Labs Data WarehouseMental healthChronic medical comorbiditiesContinuous insurance enrollmentFirst ED visitIndex ED visitRetrospective cohort studyAdministrative claims dataMedicare Advantage enrolleesPrior EDMedical comorbiditiesCohort studyAcute carePrimary diagnosisStudy inclusionRisk factorsInpatient utilizationClaims dataIncreased ageSubstance abusePatientsStudy periodTrends in readmission rates for safety net hospitals and non-safety net hospitals in the era of the US Hospital Readmission Reduction Program: a retrospective time series analysis using Medicare administrative claims data from 2008 to 2015
Salerno AM, Horwitz LI, Kwon JY, Herrin J, Grady JN, Lin Z, Ross JS, Bernheim SM. Trends in readmission rates for safety net hospitals and non-safety net hospitals in the era of the US Hospital Readmission Reduction Program: a retrospective time series analysis using Medicare administrative claims data from 2008 to 2015. BMJ Open 2017, 7: e016149. PMID: 28710221, PMCID: PMC5541519, DOI: 10.1136/bmjopen-2017-016149.Peer-Reviewed Original ResearchConceptsHospital Readmissions Reduction ProgramNon-safety net hospitalsSafety-net hospitalMedicare administrative claims dataReadmission ratesAdministrative claims dataNet hospitalReadmissions Reduction ProgramRetrospective time series analysisSafety netClaims dataTime series analysisSocioeconomic statusUnplanned readmission ratePrincipal discharge diagnosisLow socioeconomic statusInterrupted time seriesReduction programsFive-digit zip codeSeries analysisHRRP penaltiesIndex admissionHospital proportionDischarge diagnosisService patients
2016
Trends in Utilization and Outcomes of Hip Arthroscopy in the United States Between 2005 and 2013
Maradit Kremers H, Schilz SR, Van Houten HK, Herrin J, Koenig KM, Bozic KJ, Berry DJ. Trends in Utilization and Outcomes of Hip Arthroscopy in the United States Between 2005 and 2013. The Journal Of Arthroplasty 2016, 32: 750-755. PMID: 27793498, DOI: 10.1016/j.arth.2016.09.004.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyHip arthroscopy proceduresHip arthroscopyArthroscopy proceduresSubsequent hip arthroscopyCumulative incidenceArthroscopy ratesRetrospective cohort studySubset of patientsAdministrative claims dataCohort studyTHA proceduresSubsequent riskHip arthroplastyClaims dataArthroscopyUtilization trendsSubsequent proceduresSurvival analysis methodsSubsequent arthroscopyOutcomesIncidenceFuture studiesLarge increaseAge