2022
Reconceptualizing high-quality emergency general surgery care: Non–mortality-based quality metrics enable meaningful and consistent assessment
Zogg CK, Staudenmayer KL, Kodadek LM, Davis KA. Reconceptualizing high-quality emergency general surgery care: Non–mortality-based quality metrics enable meaningful and consistent assessment. Journal Of Trauma And Acute Care Surgery 2022, 94: 68-77. PMID: 36245079, PMCID: PMC9805506, DOI: 10.1097/ta.0000000000003818.Peer-Reviewed Original ResearchConceptsEmergency general surgeryHospital-level factorsEGS conditionsEmergency general surgery careOlder adultsNationwide Readmissions DatabaseComplex older adultsSurgery of TraumaGeneral surgery careQuality improvement initiativesOlder adult populationEGS careEGS hospitalsEGS patientsPatient frailtySurgery careGeneral surgeryHospitalLevel IIIAdult populationCohortPatientsComplex adultCareAdultsBeyond In-hospital Mortality
Zogg CK, Cooper Z, Peduzzi P, Falvey JR, Tinetti ME, Lichtman JH. Beyond In-hospital Mortality. Annals Of Surgery 2022, 278: e314-e330. PMID: 36111845, PMCID: PMC10014495, DOI: 10.1097/sla.0000000000005707.Peer-Reviewed Original ResearchConceptsOlder trauma patientsHospital mortalityOlder adultsTrauma patientsHealthy daysSevere traumatic brain injuryAdult trauma careCause of deathUnique health needsTraumatic brain injuryLoss of independenceIndex admissionHip fracturePrimary diagnosisBrain injuryTrauma careTraumatic injuryMedicare claimsHealth needsMortalityAverage numberReadmissionAdultsPatientsQuintile ranksThe extent to which geography explains one of trauma’s troubling trends: Insurance-based differences in appropriate interfacility transfer
Zogg CK, Schuster KM, Maung AA, Davis KA. The extent to which geography explains one of trauma’s troubling trends: Insurance-based differences in appropriate interfacility transfer. Journal Of Trauma And Acute Care Surgery 2022, 93: 686-694. PMID: 35293375, PMCID: PMC9470786, DOI: 10.1097/ta.0000000000003605.Peer-Reviewed Original ResearchConceptsNontrauma centersEmergency departmentMajor injuriesTrauma centerSignificant geographic variationInsurance-based differencesRisk-adjusted oddsLarge trauma centersNeighborhood socioeconomic disadvantageHierarchical logistic regressionInsured adultsTransfer patientsInsurance statusInterfacility transferStratified analysisED claimsUninsured adultsLevel IIISecondary objectiveTriage patternsDeprived populationsLogistic regressionInjurySocioeconomic disadvantageAdmission differences
2021
The Utility of a Novel Definition of Health Care Regions in the United States in the Era of COVID-19: A Validation of the Pittsburgh Atlas Using Pneumonia Admissions
Dalton MK, Miller AL, Bergmark RW, Semco R, Zogg CK, Goralnick E, Jarman MP. The Utility of a Novel Definition of Health Care Regions in the United States in the Era of COVID-19: A Validation of the Pittsburgh Atlas Using Pneumonia Admissions. Annals Of Emergency Medicine 2021, 79: 518-526. PMID: 34952728, PMCID: PMC8612818, DOI: 10.1016/j.annemergmed.2021.11.017.Peer-Reviewed Original ResearchConceptsHealth care regionAcute medical conditionsState Inpatient DatabasesCare regionConcordant carePneumonia admissionsMedical conditionsQuality's State Inpatient DatabasesDiagnosis of sepsisRace/ethnicityInpatient DatabaseSecondary diagnosisInsurance statusPrimary diagnosisInclusion criteriaHospital regionReferral regionsEmergency careLevels of severityConcordance rateLogistic regressionDartmouth AtlasHealthcare ResearchCareHealth careIn defense of Direct Care: Limiting access to military hospitals could worsen quality and safety
Zogg CK, Lichtman JH, Dalton MK, Learn PA, Schoenfeld AJ, Koehlmoos T, Weissman JS, Cooper Z. In defense of Direct Care: Limiting access to military hospitals could worsen quality and safety. Health Services Research 2021, 57: 723-733. PMID: 34608642, PMCID: PMC9264466, DOI: 10.1111/1475-6773.13885.Peer-Reviewed Original ResearchMeSH KeywordsAdultHospital MortalityHospitals, MilitaryHumansMilitary PersonnelPatient SafetyRetrospective StudiesUnited StatesConceptsMilitary treatment facilitiesMHS beneficiariesMilitary Health SystemCivilian hospitalsMHS patientsDirect carePatient safetyHealth care reformUS Military Health SystemNationwide Readmissions DatabasePatient safety indicatorsHealth policy planningInpatient Quality IndicatorsLocal civilian hospitalsCare reformEvidence-based evaluationHospital mortalityHospital morbidityAdult patientsAdverse eventsRetrospective cohortAdult admissionsNational inpatientInpatient claimsWorse outcomesCharacterizing Medicare Reimbursements and Clinical Activity Among Female Otolaryngologists
Panth N, Torabi SJ, Kasle DA, Savoca EL, Zogg CK, O’Brien E, Manes RP. Characterizing Medicare Reimbursements and Clinical Activity Among Female Otolaryngologists. Annals Of Otology Rhinology & Laryngology 2021, 131: 749-759. PMID: 34467771, DOI: 10.1177/00034894211042445.Peer-Reviewed Original ResearchMeSH KeywordsAgedCross-Sectional StudiesFemaleHumansMedicareOtolaryngologistsRetrospective StudiesUnited StatesConceptsFemale otolaryngologistsClinical volumeCurrent Procedural Terminology codesUnique Current Procedural Terminology (CPT) codesProcedural Terminology codesMedicare reimbursementClinical activityRetrospective analysisTerminology codesMedicare feeOtolaryngologistsPatientsBilling patternsMedianMedicare PhysicianUrban settingsRural settingsReimbursementService billingTemporal trendsSettingRural areasPost-traumatic seizures following pediatric traumatic brain injury
Elsamadicy AA, Koo AB, David WB, Lee V, Zogg CK, Kundishora AJ, Hong C, Reeves BC, Sarkozy M, Kahle KT, DiLuna M. Post-traumatic seizures following pediatric traumatic brain injury. Clinical Neurology And Neurosurgery 2021, 203: 106556. PMID: 33636505, DOI: 10.1016/j.clineuro.2021.106556.Peer-Reviewed Original ResearchConceptsLoss of consciousnessTraumatic brain injuryPost-traumatic seizuresSeizure developmentBrain injuryRisk factorsPre-existing medical comorbiditiesPediatric traumatic brain injuryClinical risk factorsDevelopment of seizuresRate of seizuresDecrease healthcare costsEtiology of injuryType of injuryLogistic regression analysisQuality of careHospital complicationsMedical comorbiditiesNeurological complicationsPediatric patientsTBI patientsGreater proportionNinth RevisionSubarachnoid hemorrhageSecondary diagnosisLearning From England's Best Practice Tariff
Zogg CK, Metcalfe D, Judge A, Perry DC, Costa ML, Gabbe BJ, Schoenfeld AJ, Davis KA, Cooper Z, Lichtman JH. Learning From England's Best Practice Tariff. Annals Of Surgery 2021, 275: 506-514. PMID: 33491982, PMCID: PMC9233527, DOI: 10.1097/sla.0000000000004305.Peer-Reviewed Original Research
2020
Variation in Risk-standardized Rates and Causes of Unplanned Hospital Visits Within 7 Days of Hospital Outpatient Surgery
Desai MM, Zogg CK, Ranasinghe I, Parzynski CS, Lin Z, Gorbaty M, Merrill A, Krumholz HM, Drye EE. Variation in Risk-standardized Rates and Causes of Unplanned Hospital Visits Within 7 Days of Hospital Outpatient Surgery. Annals Of Surgery 2020, 276: e714-e720. PMID: 33214469, DOI: 10.1097/sla.0000000000004627.Peer-Reviewed Original ResearchConceptsUnplanned hospital visitsHospital outpatient surgeryHospital outpatient departmentsHospital visitsOutpatient surgeryShort-term safety outcomesFacility-level variationHierarchical logistic regression modelingPost-surgical visitSame-day surgeryHalf of proceduresLogistic regression modelingUrinary retentionStudy cohortUnplanned visitsClinical comorbiditiesOutpatient departmentOutpatient settingPreventable conditionPreventable reasonsBACKGROUND DATASafety outcomesMedicare feeSurgeryService beneficiariesQuantifying the Impact of Care Fragmentation on Outcomes After Transcatheter Aortic Valve Implantation
Hirji SA, Zogg CK, Vaduganathan M, Kiehm S, Percy ED, Yazdchi F, Pelletier M, Shah PB, Bhatt DL, O'Gara P, Kaneko T. Quantifying the Impact of Care Fragmentation on Outcomes After Transcatheter Aortic Valve Implantation. The American Journal Of Cardiology 2020, 128: 113-119. PMID: 32650903, DOI: 10.1016/j.amjcard.2020.05.005.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCardiac CatheterizationCenters for Medicare and Medicaid Services, U.S.ComorbidityContinuity of Patient CareCoronary AngiographyDiabetes MellitusFemaleHospital CostsHospital MortalityHospitalsHumansHypertensionLength of StayLung DiseasesMaleMultivariate AnalysisPacemaker, ArtificialPatient ReadmissionPericardiocentesisPostoperative ComplicationsProsthesis ImplantationStrokeTranscatheter Aortic Valve ReplacementUnited StatesConceptsNonindex hospitalNonindex readmissionsCare fragmentationTranscatheter aortic valve implantation outcomesTranscatheter aortic valve implantationHigher co-morbidity burdenNational Readmission DatabaseAortic valve implantationCo-morbidity burdenTotal hospital costsMajor cardiac proceduresUS adult patientsFuture health policyValue of careIndex readmissionTAVI patientsCause mortalityIndex hospitalNoncardiac causesAdult patientsPatient characteristicsReadmission ratesValve implantationReadmission lengthCardiac proceduresBenchmarking the value of care: Variability in hospital costs for common operations and its association with procedure volume.
Zogg CK, Bernard AC, Hirji SA, Minei JP, Staudenmayer KL, Davis KA. Benchmarking the value of care: Variability in hospital costs for common operations and its association with procedure volume. Journal Of Trauma And Acute Care Surgery 2020, 88: 619-628. PMID: 32039972, PMCID: PMC7802807, DOI: 10.1097/ta.0000000000002611.Peer-Reviewed Original ResearchConceptsLaparoscopic appendectomyLaparoscopic cholecystectomyHospital costsMeans of USMedian costProcedure volumeEmergency general surgeryTotal hospital costsMedian hospital costsNational Inpatient SampleAdults 18 yearsNational cost savingsAnnual procedure volumeValue of careHospital complicationsIndex hospitalHealth care valuePatient characteristicsAdverse outcomesInpatient SampleInclusion criteriaGeneral surgeryHospitalLevel IIICommon operationThirty- and 90-Day Readmissions After Treatment of Traumatic Subdural Hematoma: National Trend Analysis
Koo AB, Elsamadicy AA, David WB, Zogg CK, Santarosa C, Sujijantarat N, Robert SM, Kundishora AJ, Cord BJ, Hebert R, Bahrassa F, Malhotra A, Matouk CC. Thirty- and 90-Day Readmissions After Treatment of Traumatic Subdural Hematoma: National Trend Analysis. World Neurosurgery 2020, 139: e212-e219. PMID: 32272271, PMCID: PMC7380544, DOI: 10.1016/j.wneu.2020.03.168.Peer-Reviewed Original ResearchConceptsTraumatic subdural hematomaSubdural hematomaRheumatoid arthritis/collagen vascular diseasesMultivariate logistic regression analysisCollagen vascular diseaseNationwide Readmissions DatabaseCongestive heart failureLikelihood of readmissionPrimary procedure codeTraumatic brain injuryLogistic regression analysisReadmission ratesRenal failureHeart failurePostoperative infectionNinth RevisionSurgical interventionPatient populationVascular diseaseCerebral meningesBrain injuryClinical ModificationPatient managementReadmissionInternational Classification
2019
Medicare's Hospital Acquired Condition Reduction Program Disproportionately Affects Minority-serving Hospitals: Variation by Race, Socioeconomic Status, and Disproportionate Share Hospital Payment Receipt.
Zogg CK, Thumma JR, Ryan AM, Dimick JB. Medicare's Hospital Acquired Condition Reduction Program Disproportionately Affects Minority-serving Hospitals: Variation by Race, Socioeconomic Status, and Disproportionate Share Hospital Payment Receipt. Annals Of Surgery 2019, 271: 985-993. PMID: 31469746, PMCID: PMC8106480, DOI: 10.1097/sla.0000000000003564.Peer-Reviewed Original ResearchDebunking the July Effect in Cardiac Surgery: A National Analysis of More Than 470,000 Procedures
Shah RM, Hirji SA, Kiehm S, Goel S, Yazdchi F, Bellavia A, Zogg CK, Pelletier MP, Shekar P, Kaneko T. Debunking the July Effect in Cardiac Surgery: A National Analysis of More Than 470,000 Procedures. The Annals Of Thoracic Surgery 2019, 108: 929-934. PMID: 31353035, DOI: 10.1016/j.athoracsur.2019.06.015.Peer-Reviewed Original ResearchMeSH KeywordsAcademic Medical CentersAdultAgedCardiac Surgical ProceduresClinical CompetenceCohort StudiesDatabases, FactualEducation, Medical, GraduateFemaleHospital MortalityHospitals, TeachingHumansInpatientsInternship and ResidencyMaleMedical Staff, HospitalMiddle AgedPostoperative ComplicationsQuality of Health CareRisk AdjustmentSeasonsUnited StatesConceptsAortic valve replacementCardiac surgeryJuly effectHospital mortalityPatient outcomesTeaching hospitalMajor cardiac surgery proceduresSurgical aortic valve replacementCoronary artery bypassCardiac surgery proceduresNational Inpatient SampleRisk-adjusted mortalityMitral valve repairCardiac surgery outcomesHospital complicationsArtery bypassMV surgeryNoncardiac surgeryValve replacementAdjusted mortalityValve repairSurgery outcomesInpatient SampleWorse outcomesHospital support systemsData resource profile: State Inpatient Databases
Metcalfe D, Zogg CK, Haut ER, Pawlik TM, Haider AH, Perry DC. Data resource profile: State Inpatient Databases. International Journal Of Epidemiology 2019, 48: 1742-1742h. PMID: 31280297, PMCID: PMC6929527, DOI: 10.1093/ije/dyz117.Peer-Reviewed Original ResearchAssociation of Medicaid Expansion With Access to Rehabilitative Care in Adult Trauma Patients
Zogg CK, Scott JW, Metcalfe D, Gluck AR, Curfman GD, Davis KA, Dimick JB, Haider AH. Association of Medicaid Expansion With Access to Rehabilitative Care in Adult Trauma Patients. JAMA Surgery 2019, 154: 402-411. PMID: 30601888, PMCID: PMC6537775, DOI: 10.1001/jamasurg.2018.5177.Peer-Reviewed Original ResearchConceptsAdult trauma patientsTrauma patientsMedicaid expansionNonexpansion statesInsurance coverageAffordable Care ActExpansion statesPatient ProtectionInpatient rehabilitation facilityCare ActSkilled nursing facilitiesMedicaid expansion statesSex-based disparitiesHome health agenciesRace/ethnicityPostdischarge careTrauma populationFunctional outcomeRehabilitation gainsLeading causeRehabilitative careTrauma outcomesMAIN OUTCOMENursing facilitiesRehabilitation facilityAccounting for Disparities in the Evaluation of Medicare Alternative Payment Plans
Zogg CK, Ortega G, Haider AH. Accounting for Disparities in the Evaluation of Medicare Alternative Payment Plans. JAMA Surgery 2019, 154: 400-401. PMID: 30649137, DOI: 10.1001/jamasurg.2018.5243.Peer-Reviewed Original ResearchChanges in Discharge to Rehabilitation: Potential Unintended Consequences of Medicare Total Hip Arthroplasty/Total Knee Arthroplasty Bundled Payments, Should They Be Implemented on a Nationwide Scale?
Zogg CK, Falvey JR, Dimick JB, Haider AH, Davis KA, Grauer JN. Changes in Discharge to Rehabilitation: Potential Unintended Consequences of Medicare Total Hip Arthroplasty/Total Knee Arthroplasty Bundled Payments, Should They Be Implemented on a Nationwide Scale? The Journal Of Arthroplasty 2019, 34: 1058-1065.e4. PMID: 30878508, PMCID: PMC6884960, DOI: 10.1016/j.arth.2019.01.068.Peer-Reviewed Original ResearchMeSH KeywordsAgedArthroplasty, Replacement, HipArthroplasty, Replacement, KneeComputer SimulationDecision TreesElective Surgical ProceduresHumansMedicareMiddle AgedMonte Carlo MethodPatient DischargePatient Protection and Affordable Care ActPatient ReadmissionQuality of LifeRehabilitationReimbursement MechanismsSkilled Nursing FacilitiesUnited StatesConceptsExtent of therapyHealth-related qualityType of rehabilitationFunctional recoveryPatients' health-related qualitySkilled nursing facility useElective total hipPrimary TKA patientsOutcomes of patientsPatient-centered outcomesPatients' functional recoveryInpatient rehabilitation facilityNursing facility useEpisode of careAverage functional outcomeBundled payment programsDischarge dispositionTKA patientsUnplanned readmissionTotal hipFunctional outcomeAffordable Care ActOutcome measuresRehabilitation facilityBundled PaymentsImpact of Affordable Care Act–related insurance expansion policies on mortality and access to post-discharge care for trauma patients
Scott JW, Neiman PU, Uribe-Leitz T, Scott KW, Zogg CK, Salim A, Haider AH. Impact of Affordable Care Act–related insurance expansion policies on mortality and access to post-discharge care for trauma patients. Journal Of Trauma And Acute Care Surgery 2019, 86: 196-205. PMID: 30694984, DOI: 10.1097/ta.0000000000002117.Peer-Reviewed Original ResearchConceptsPost-discharge careTrauma patientsInpatient mortalityPost-acute careAffordable Care ActCoverage expansion policiesUninsured ratePost-acute care facilitiesState-level Medicaid expansionMedicaid expansionNational Trauma Data BankPolicy-associated changesAdult trauma patientsTrauma Data BankPost-acute servicesUninsured trauma patientsCare ActHome health servicesInsurance coverage expansionCoverage expansionPost-policy periodPatients 18Discharge dispositionPatient demographicsInjury characteristicsAssociation of Medicaid Expansion Policy with Outcomes in Homeless Patients Requiring Emergency General Surgery
Manzano‐Nunez R, Zogg CK, Bhulani N, McCarty JC, Herrera‐Escobar J, Lu K, Andriotti T, Uribe‐Leitz T, de Jager E, Jarman MP, Haider AH, Ortega G. Association of Medicaid Expansion Policy with Outcomes in Homeless Patients Requiring Emergency General Surgery. World Journal Of Surgery 2019, 43: 1483-1489. PMID: 30706104, DOI: 10.1007/s00268-019-04932-0.Peer-Reviewed Original ResearchConceptsEmergency general surgeryNon-expansion statesMedical adviceHomeless patientsSurgical complicationsMedicaid expansionHospital chargesGeneral surgeryLower oddsPrimary EGS diagnosesHome healthcareMultivariable logistic regressionExpansion statesLength of stayNon-Medicaid expansion statesState Inpatient DatabasesMedicaid expansion statesMultivariable quantile regressionEGS proceduresClinical eventsEGS diagnosesInpatient DatabaseHomeless individualsHigher oddsNon-significant difference