2021
Reassessing the July Effect: 30 Years of Evidence Show No Difference in Outcomes
Zogg CK, Metcalfe D, Sokas CM, Dalton MK, Hirji SA, Davis KA, Haider AH, Cooper Z, Lichtman JH. Reassessing the July Effect: 30 Years of Evidence Show No Difference in Outcomes. Annals Of Surgery 2021, 277: e204-e211. PMID: 33914485, PMCID: PMC8384940, DOI: 10.1097/sla.0000000000004805.Peer-Reviewed Original ResearchConceptsJuly effectMajor morbidityPatient outcomesMajor adverse outcomesNationwide Readmissions DatabaseAdverse patient outcomesSystem-level factorsUS patientsAdverse outcomesSurgical conditionsInclusion criteriaPaucity of studiesReadmissionPatient encountersSystematic reviewMorbidityOutcomesNegative resultsMortalityYears of evidenceTotalYearsEvidencePatientsAdmission
2019
Debunking 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 systems
2018
Impact of Affordable Care Act Insurance Expansion on Pre-Hospital Access to Care: Changes in Adult Perforated Appendix Admission Rates after Medicaid Expansion and the Dependent Coverage Provision
Zogg CK, Scott JW, Bhulani N, Gluck AR, Curfman GD, Davis KA, Dimick JB, Haider AH. Impact of Affordable Care Act Insurance Expansion on Pre-Hospital Access to Care: Changes in Adult Perforated Appendix Admission Rates after Medicaid Expansion and the Dependent Coverage Provision. Journal Of The American College Of Surgeons 2018, 228: 29-43.e1. PMID: 30359835, DOI: 10.1016/j.jamcollsurg.2018.09.022.Peer-Reviewed Original ResearchConceptsMedicaid expansionAffordable Care ActAdmission ratesPerforation rateInsurance coverageAffordable Care Act's insurance expansionInsurance expansionYoung adultsAcute surgical careDependent coverage provisionBetter patient outcomesFederal poverty levelRace/ethnicityAcute appendicitisHospitalized adultsAcute careParents' insuranceInpatient claimsPatient outcomesACA's impactSurgical careRisk populationsNonexpansion statesPrivileged patientsAge 26
2016
Implications of the Patient Protection and Affordable Care Act on Insurance Coverage and Rehabilitation Use Among Young Adult Trauma Patients.
Zogg CK, Payró Chew F, Scott JW, Wolf LL, Tsai TC, Najjar P, Olufajo OA, Schneider EB, Haut ER, Haider AH, Canner JK. Implications of the Patient Protection and Affordable Care Act on Insurance Coverage and Rehabilitation Use Among Young Adult Trauma Patients. JAMA Surgery 2016, 151: e163609. PMID: 27760245, DOI: 10.1001/jamasurg.2016.3609.Peer-Reviewed Original ResearchConceptsYoung adult trauma patientsDependent coverage provisionAdult trauma patientsAffordable Care ActTrauma patientsRehabilitation useInsurance coverageClinical end pointsPatient ProtectionCare ActCause of deathComplete patient recordsHigh-quality careEmergency departmentMean ageOutpatient settingUninsured patientsPatient outcomesRisk groupsPatientsRehabilitation accessACA implementationRescue ratesPatient recordsLongitudinal assessmentPredictors of emergency ventral hernia repair: Targets to improve patient access and guide patient selection for elective repair
Wolf LL, Scott JW, Zogg CK, Havens JM, Schneider EB, Smink DS, Salim A, Haider AH. Predictors of emergency ventral hernia repair: Targets to improve patient access and guide patient selection for elective repair. Surgery 2016, 160: 1379-1391. PMID: 27542434, DOI: 10.1016/j.surg.2016.06.027.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overConfidence IntervalsDatabases, FactualElective Surgical ProceduresEmergenciesFemaleFollow-Up StudiesHealth Services AccessibilityHernia, VentralHerniorrhaphyHospital MortalityHumansInsurance CoverageLogistic ModelsMaleMiddle AgedOdds RatioPatient SelectionPredictive Value of TestsQuality ImprovementRetrospective StudiesRisk AssessmentSeverity of Illness IndexSex FactorsTime FactorsTreatment OutcomeConceptsVentral hernia repairEmergency ventral hernia repairHospital-level factorsHernia repairIndependent predictorsPatient selectionElective operationsWorse outcomesEmergency repairLonger hospital stayNationwide Inpatient SampleMultivariable logistic regressionUnited States populationRace/ethnicityHospital deathHospital staySecondary outcomesElective repairPrimary outcomePayer statusInpatient SamplePatient outcomesVentral herniasElective careGreater oddsHospital case volume and outcomes for proximal femoral fractures in the USA: an observational study
Metcalfe D, Salim A, Olufajo O, Gabbe B, Zogg C, Harris MB, Perry DC, Costa ML. Hospital case volume and outcomes for proximal femoral fractures in the USA: an observational study. BMJ Open 2016, 6: e010743. PMID: 27056592, PMCID: PMC4838676, DOI: 10.1136/bmjopen-2015-010743.Peer-Reviewed Original ResearchConceptsHigh-volume hospitalsHip fractureObservational studyIsolated hip fractureRate of pneumoniaHip fracture careHospital case volumeLow-volume hospitalsProximal femoral fracturesLength of stayPatient safety imperativeHospital mortalityVenous thromboembolismSecondary outcomesFracture careClinical outcomesFemoral fracturesAcute hospitalsPatient outcomesInclusion criteriaPressure ulcersCase volumeHospitalOlder adultsOutcomes