2010
Teaching Hospital Status and Operative Mortality in the United States: Tipping Point in the Volume-Outcome Relationship Following Colon Resections?
Hayanga AJ, Mukherjee D, Chang D, Kaiser H, Lee T, Gearhart S, Ahuja N, Freischlag J. Teaching Hospital Status and Operative Mortality in the United States: Tipping Point in the Volume-Outcome Relationship Following Colon Resections? JAMA Surgery 2010, 145: 346-350. PMID: 20404284, PMCID: PMC4036455, DOI: 10.1001/archsurg.2010.24.Peer-Reviewed Original ResearchConceptsNationwide Inpatient SampleLength of stayVolume-outcome relationshipColon resectionTeaching hospitalBenign diseaseOperative mortalityMean LOSColorectal surgery fellowshipsOdds of deathVolume-outcome effectRetrospective data analysisFederal poverty levelArea Resource FileComorbidity scoreSurgical resectionColon surgeryHospital covariatesNinth RevisionInpatient SampleInsurance statusPatient covariatesSurgeon characteristicsTH statusHospital status
2009
Variations in Referral Patterns to High-Volume Centers for Pancreatic Cancer
Chang DC, Zhang Y, Mukherjee D, Wolfgang CL, Schulick RD, Cameron JL, Ahuja N. Variations in Referral Patterns to High-Volume Centers for Pancreatic Cancer. Journal Of The American College Of Surgeons 2009, 209: 720-726. PMID: 19959040, PMCID: PMC4036485, DOI: 10.1016/j.jamcollsurg.2009.09.011.Peer-Reviewed Original ResearchConceptsHigh-volume centersHigh-volume hospitalsNationwide Inpatient SamplePancreatic cancer patientsArea Resource FilePancreatic resectionCancer patientsInpatient SamplePancreatic cancerRadiation oncologistsCharlson Comorbidity Index scoreComorbidity Index scoreOdds of referralPrimary outcome variableResource FileCommunity poverty levelCalendar yearPatient ageOverall referralsReferral patternsVolume centersInsurance statusPrimary diagnosisInclusion criteriaRetrospective analysis