2022
The 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
2020
The critical threshold value of systolic blood pressure for aortic occlusion in trauma patients in profound hemorrhagic shock.
Ordoñez CA, Rodríguez F, Orlas CP, Parra MW, Caicedo Y, Guzmán M, Serna JJ, Salcedo A, Zogg CK, Herrera-Escobar JP, Meléndez JJ, Angamarca E, Serna CA, Martínez D, García AF, Brenner M. The critical threshold value of systolic blood pressure for aortic occlusion in trauma patients in profound hemorrhagic shock. Journal Of Trauma And Acute Care Surgery 2020, 89: 1107-1113. PMID: 32925582, DOI: 10.1097/ta.0000000000002935.Peer-Reviewed Original ResearchMeSH KeywordsAdultAorta, AbdominalAorta, ThoracicBalloon OcclusionBlood PressureEndovascular ProceduresFemaleHeart ArrestHospital MortalityHumansInjury Severity ScoreLogistic ModelsMaleMultivariate AnalysisProspective StudiesResuscitationShock, HemorrhagicTrauma CentersWounds and InjuriesYoung AdultConceptsSystolic blood pressureProfound hemorrhagic shockTraumatic cardiac arrestAortic occlusionBlood pressureCardiac arrestHemorrhagic shockLevel I trauma centerValues of SBPResuscitative endovascular balloon occlusionI trauma centerAortic cross clampingInjury Severity ScoreMechanism of injuryEndovascular balloon occlusionLogistic regression analysisProbability of deathAdult patientsCross clampingTrauma patientsBalloon occlusionTrauma centerSeverity scorePrehospital settingCardiopulmonary resuscitationChest Trauma Outcomes: Public Versus Private Level I Trauma Centers
Orlas CP, Herrera‐Escobar J, Zogg CK, Serna JJ, Meléndez JJ, Gómez A, Martínez D, Parra MW, García AF, Rosso F, Pino LF, Gonzalez A, Ordoñez CA. Chest Trauma Outcomes: Public Versus Private Level I Trauma Centers. World Journal Of Surgery 2020, 44: 1824-1834. PMID: 31993723, PMCID: PMC7380545, DOI: 10.1007/s00268-020-05400-w.Peer-Reviewed Original ResearchConceptsTrauma centerMedian Injury Severity ScoreLogistic regressionInjury Severity ScorePost-operative complicationsMultivariable logistic regressionRetained hemothoraxHospital mortalityChest traumaClinical characteristicsMedian ageClinical outcomesThoracic traumaUnstable hemodynamicsEmergency roomSeverity scoreHigher oddsLevel IPatientsTraumaSignificant differencesMortalityHemothoraxMediastinitisEmpyema
2017
Comparison of Epidemiology of the Injuries and Outcomes in Two First‐Level Trauma Centers in Colombia Using the Pan‐American Trauma Registry System
Ramachandran A, Ranjit A, Zogg CK, Herrera‐Escobar J, Appelson JR, Pino LF, Aboutanous MB, Haider AH, Ordonez CA. Comparison of Epidemiology of the Injuries and Outcomes in Two First‐Level Trauma Centers in Colombia Using the Pan‐American Trauma Registry System. World Journal Of Surgery 2017, 41: 2224-2230. PMID: 28417184, DOI: 10.1007/s00268-017-4013-8.Peer-Reviewed Original ResearchConceptsTrauma centerMortality outcomesRisk-adjusted logistic regression analysesTertiary care trauma centerPropensity scoreHospital Universitario del ValleMultivariable logistic regression modelLevel trauma centerTrauma-related mortalityPresence of hypotensionTrauma Registry SystemComparable mean ageMechanism of injuryOdds of deathComparison of EpidemiologyLogistic regression analysisLogistic regression modelsHospital mortalityPatient demographicsGCS scoreTrauma registryInjury epidemiologyMean ageInsurance statusInsurance type
2016
Geographic Distribution of Trauma Burden, Mortality, and Services in the United States: Does Availability Correspond to Patient Need?
Rios-Diaz AJ, Metcalfe D, Olufajo OA, Zogg CK, Yorkgitis B, Singh M, Haider AH, Salim A. Geographic Distribution of Trauma Burden, Mortality, and Services in the United States: Does Availability Correspond to Patient Need? Journal Of The American College Of Surgeons 2016, 223: 764-773.e2. PMID: 28193322, DOI: 10.1016/j.jamcollsurg.2016.08.569.Peer-Reviewed Original ResearchConceptsLevel II trauma centerAge-adjusted mortality ratesTrauma admissionsTrauma centerTrauma serviceTrauma mortalityTrauma burdenMortality rateTrauma care provisionAge-adjusted mortalityCritical care providersTrauma patientsTrauma careCare providersLevel IPatient needsAdmissionProvider densitySurgeon availabilityQuality careMortalityCare provisionSCC fellowshipsAssociationCareAre Older Adults With Hip Fractures Disadvantaged in Level 1 Trauma Centers?
Metcalfe D, Olufajo OA, Zogg CK, Gates JD, Weaver MJ, Harris MB, Rios-Diaz AJ, Haider AH, Salim A. Are Older Adults With Hip Fractures Disadvantaged in Level 1 Trauma Centers? Medical Care 2016, 54: 616-622. PMID: 26974676, DOI: 10.1097/mlr.0000000000000535.Peer-Reviewed Original ResearchConceptsLevel 1 trauma centerHigh-level trauma centersTrauma centerNontrauma centersHip fractureOlder adultsVenous thromboembolismPatient groupLevel 2 trauma centerIsolated hip fractureRetrospective cohort studyWorse clinical outcomesLength of stayLarge regional hospitalInhospital mortalityUnderwent surgeryUnplanned readmissionCohort studySurgical treatmentClinical outcomesInterhospital transferInpatient stayRegional hospitalHigher oddsBetter outcomes“Halo effect” in trauma centers: does it extend to emergent colectomy?
Nagarajan N, Selvarajah S, Gani F, Alshaikh HN, Giuliano K, Zogg CK, Schneider EB, Haider AH. “Halo effect” in trauma centers: does it extend to emergent colectomy? Journal Of Surgical Research 2016, 203: 231-237. PMID: 27125867, DOI: 10.1016/j.jss.2016.01.037.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overColectomyDatabases, FactualDiverticulitis, ColonicEmergenciesFemaleHospital ChargesHospital MortalityHumansLength of StayLinear ModelsLogistic ModelsMaleMiddle AgedPoisson DistributionQuality Assurance, Health CareQuality Indicators, Health CareTrauma CentersTreatment OutcomeUnited StatesYoung AdultConceptsLength of stayNontrauma centersHospital-level characteristicsTrauma centerEmergent colectomyEmergency general surgery conditionsEmergency general surgery proceduresNationwide Emergency Department SampleEmergency surgical interventionOdds of mortalityEmergency Department SampleGeneral surgery proceduresNontrauma conditionsHospital mortalityMedian ageSurgical interventionSurgical conditionsImproved outcomesSex distributionSurgical careMedian chargePatientsSurgery proceduresSurgery conditionsCase mix
2015
Morbidity or mortality? Variations in trauma centres in the rescue of older injured patients
Zafar SN, Shah AA, Zogg CK, Hashmi ZG, Greene WR, Haut ER, Cornwell EE, Haider AH. Morbidity or mortality? Variations in trauma centres in the rescue of older injured patients. Injury 2015, 47: 1091-1097. PMID: 26724172, DOI: 10.1016/j.injury.2015.11.044.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedAged, 80 and overComorbidityDatabases, FactualFailure to Rescue, Health CareFemaleGeriatric AssessmentHospital MortalityHumansInjury Severity ScoreLength of StayMaleMedicaidPneumoniaPostoperative ComplicationsRespiratory Distress SyndromeRisk AssessmentTrauma CentersUnited StatesWounds and InjuriesConceptsOlder trauma patientsMajor complicationsTrauma centerOld traumaRisk-adjusted ratesOlder patientsTrauma patientsNational Trauma Data BankFacility-level covariatesRisk-adjusted incidenceTrauma Data BankProcess of careType of injuryLogistic regression analysisPatient demographicsGeriatric traumaComorbid conditionsGeriatric patientsHigher proportionSerious complicationsInclusion criteriaInjury severityPatientsRescue ratesVital signs