2023
The interaction between geriatric and neighborhood vulnerability: Delineating prehospital risk among older adult emergency general surgery patients
Zogg C, Falvey J, Kodadek L, Staudenmayer K, Davis K. The interaction between geriatric and neighborhood vulnerability: Delineating prehospital risk among older adult emergency general surgery patients. Journal Of Trauma And Acute Care Surgery 2023, 96: 400-408. PMID: 37962136, PMCID: PMC10922165, DOI: 10.1097/ta.0000000000004191.Peer-Reviewed Original ResearchGeriatric vulnerabilitiesOlder adultsEGS careAdverse outcomesHospital Frailty Risk ScoreEmergency general surgery patientsGreater riskFlorida State Inpatient DatabaseFrailty Risk ScoreGeneral surgery patientsState Inpatient DatabasesArea Deprivation IndexEthnic minority patientsNeighborhood vulnerabilityEGS outcomesHazard ratioOlder patientsSurgery patientsPatient ageEGS conditionsInpatient DatabaseVulnerable patientsPatient residesMinority patientsRisk score
2020
Thirty-Day Nonindex Readmissions and Clinical Outcomes After Cardiac Surgery
Hirji SA, Percy ED, Zogg CK, Vaduganathan M, Kiehm S, Pelletier M, Kaneko T. Thirty-Day Nonindex Readmissions and Clinical Outcomes After Cardiac Surgery. The Annals Of Thoracic Surgery 2020, 110: 484-491. PMID: 31972128, PMCID: PMC7382395, DOI: 10.1016/j.athoracsur.2019.11.042.Peer-Reviewed Original ResearchConceptsSurgical aortic valve replacementNonindex readmissionsCardiac surgeryNonindex hospitalNonindex hospital readmissionsCoronary artery bypassNational Readmission DatabaseAortic valve replacementCardiac surgery patientsMajor cardiac surgeryPatient risk profileHigh-volume centersUS adult patientsRegionalization of careFragmentation of careComorbidity burdenHospital mortalityIndex readmissionArtery bypassInitial hospitalizationAdult patientsSurgery patientsValve replacementHospital readmissionIndependent predictors
2018
Racial/Ethnic Disparities in Longer-term Outcomes Among Emergency General Surgery Patients
Zogg CK, Jiang W, Ottesen TD, Shafi S, Schuster K, Becher R, Davis KA, Haider AH. Racial/Ethnic Disparities in Longer-term Outcomes Among Emergency General Surgery Patients. Annals Of Surgery 2018, 268: 968-979. PMID: 28742704, PMCID: PMC5783796, DOI: 10.1097/sla.0000000000002449.Peer-Reviewed Original ResearchConceptsEmergency general surgery patientsNon-Hispanic whitesGeneral surgery patientsLong-term outcomesNon-Hispanic blacksNon-Hispanic AsiansMinority patientsMajor morbidityUnplanned readmissionSurgery patientsOlder adultsRisk-adjusted Cox proportional hazards modelsEthnic disparitiesCox proportional hazards modelDiagnostic categoriesRacial/Ethnic DisparitiesUS population agesProportional hazards modelNHB patientsNonagenarian patientsNHW patientsBACKGROUND DATAHospital's percentageMortality differencesMedicare data
2017
Differences in rural and urban outcomes: a national inspection of emergency general surgery patients
Chaudhary MA, Shah AA, Zogg CK, Changoor N, Chao G, Nitzschke S, Havens JM, Haider AH. Differences in rural and urban outcomes: a national inspection of emergency general surgery patients. Journal Of Surgical Research 2017, 218: 277-284. PMID: 28985861, DOI: 10.1016/j.jss.2017.06.034.Peer-Reviewed Original ResearchConceptsLength of stayRural patientsEGS conditionsUrban hospitalOverall oddsEmergency general surgery conditionsEmergency general surgery patientsShorter LOSGeneral surgery patientsPatient-level factorsLimited clinical importanceNational Inpatient SampleSurgery of TraumaRegionalization of careCost of careMultivariable regression modelsUnited States populationHospital mortalityEGS patientsSurgery patientsUrban patientsAdult patientsMajor complicationsPrimary diagnosisInpatient SampleThe Need to Consider Longer-term Outcomes of Care
Zogg CK, Olufajo OA, Jiang W, Bystricky A, Scott JW, Shafi S, Havens JM, Salim A, Schoenfeld AJ, Haider AH. The Need to Consider Longer-term Outcomes of Care. Annals Of Surgery 2017, 266: 66-75. PMID: 28140382, DOI: 10.1097/sla.0000000000001932.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedBlack or African AmericanCaliforniaEmergency Service, HospitalHealthcare DisparitiesHispanic or LatinoHospital MortalityHumansIncomeInsurance CoverageInsurance, HealthLongitudinal StudiesMiddle AgedOutcome Assessment, Health CarePatient ReadmissionPostoperative ComplicationsProportional Hazards ModelsSurgical Procedures, OperativeSurvival AnalysisWhite PeopleYoung AdultConceptsLong-term outcomesNon-Hispanic blacksUnplanned readmissionMajor morbidityWhite patientsMinority patientsEthnic disparitiesEmergency general surgery patientsCalifornia State Inpatient DatabaseCox proportional hazards modelDiagnostic categoriesOlder adultsGeneral surgery patientsState Inpatient DatabasesProportional hazards modelRisk-adjusted differencesHispanic older adultsEGS patientsEGS volumeReadmission trendsSurgery patientsSurgical patientsHospital proportionInpatient DatabasePostacute phase
2016
Racial disparities in emergency general surgery
Zogg CK, Jiang W, Chaudhary MA, Scott JW, Shah AA, Lipsitz SR, Weissman JS, Cooper Z, Salim A, Nitzschke SL, Nguyen LL, Helmchen LA, Kimsey L, Olaiya ST, Learn PA, Haider AH. Racial disparities in emergency general surgery. Journal Of Trauma And Acute Care Surgery 2016, 80: 764-777. PMID: 26958790, DOI: 10.1097/ta.0000000000001004.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultBlack or African AmericanEmergency MedicineFemaleGeneral SurgeryHealthcare DisparitiesHospitals, GeneralHospitals, MilitaryHumansIncidenceMaleMiddle AgedMilitary PersonnelNational Health Insurance, United StatesRetrospective StudiesSurgical Procedures, OperativeUnited StatesWhite PeopleWounds and InjuriesYoung AdultConceptsRisk-adjusted survival analysisMinority patientsSurvival analysisEmergency general surgery patientsRacial disparitiesGeneral surgery patientsSurgery-related morbidityLong-term outcomesRace-associated differencesEGS careTRICARE dataWorse mortalityMajor morbidityOperative interventionSurgery patientsWhite patientsEGS conditionsReadmission outcomesEffect modificationSurgical careDay outcomesPatientsCivilian hospitalsDiagnostic categoriesCareNever giving up: outcomes and presentation of emergency general surgery in geriatric octogenarian and nonagenarian patients
Shah AA, Zafar SN, Kodadek LM, Zogg CK, Chapital AB, Iqbal A, Greene WR, Cornwell EE, Havens J, Nitzschke S, Cooper Z, Salim A, Haider AH. Never giving up: outcomes and presentation of emergency general surgery in geriatric octogenarian and nonagenarian patients. The American Journal Of Surgery 2016, 212: 211-220.e3. PMID: 27086200, DOI: 10.1016/j.amjsurg.2016.01.021.Peer-Reviewed Original ResearchConceptsLength of stayNonagenarian patientsYoung adultsUtilization Project Nationwide Inpatient SampleLower total hospital costsEmergency general surgery patientsShorter LOSLower risk-adjusted oddsOlder adultsPrimary EGS diagnosesEmergency general surgeryGeneral surgery patientsRisk-adjusted oddsTotal hospital costsHigher mortality riskRisk-adjusted differencesGastrostomy careMajor morbidityOlder patientsSurgery patientsEGS diagnosesInpatient SampleHospital costsHigher oddsGeneral surgeryInfluence of sub-specialty surgical care on outcomes for pediatric emergency general surgery patients in a low-middle income country
Shah AA, Shakoor A, Zogg CK, Oyetunji T, Ashfaq A, Garvey EM, Latif A, Riviello R, Qureshi FG, Mateen A, Haider AH, Zafar H. Influence of sub-specialty surgical care on outcomes for pediatric emergency general surgery patients in a low-middle income country. International Journal Of Surgery 2016, 29: 12-18. PMID: 26971828, DOI: 10.1016/j.ijsu.2016.03.007.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAsia, SoutheasternChildChild, PreschoolDeveloping CountriesEmergency Service, HospitalFemaleGeneral SurgeryHealth ResourcesHospital MortalityHumansLength of StayMaleOutcome Assessment, Health CarePakistanPediatric Emergency MedicinePostoperative ComplicationsRetrospective StudiesConceptsLength of stayPediatric patientsPediatric surgeryPediatric surgeonsEmergency general surgical conditionsHigher risk-adjusted oddsEmergency general surgery patientsBetter post-operative outcomesAverage LOSAdult general surgeonsAdult general surgeryGeneral surgery patientsGeneral surgical teamRisk-adjusted oddsGeneral surgical conditionsGeneral surgery teamPost-operative outcomesMultivariable regression analysisPediatric surgical specialtiesChildren/adolescentsResource-constrained settingsResource-limited settingsLow-middle income countriesMost patientsSurgery patients
2015
Incremental Cost of Emergency Versus Elective Surgery
Haider AH, Obirieze A, Velopulos CG, Richard P, Latif A, Scott VK, Zogg CK, Haut ER, Efron DT, Cornwell EE, MacKenzie EJ, Gaskin DJ. Incremental Cost of Emergency Versus Elective Surgery. Annals Of Surgery 2015, 262: 260-266. PMID: 25521669, DOI: 10.1097/sla.0000000000001080.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysm repairCoronary artery bypass graftAortic aneurysm repairArtery bypass graftEmergency surgeryElective surgeryAneurysm repairBypass graftColon resectionAdjusted oddsNationwide Inpatient Sample dataMean cost differenceElective surgery patientsMultivariable logistic regressionDischarge-level weightsAdjusted riskSurgery patientsEmergent proceduresCare coordinationElective admissionsWorse outcomesHospital costsCost differencesEmergent casesElective careBeyond incidence: Costs of complications in trauma and what it means for those who pay
Haider AH, Gupta S, Zogg CK, Kisat MT, Schupper A, Efron DT, Haut ER, Obirieze AC, Schneider EB, Pronvost PJ, MacKenzie EJ, Cornwell EE. Beyond incidence: Costs of complications in trauma and what it means for those who pay. Surgery 2015, 158: 96-103. PMID: 25900034, DOI: 10.1016/j.surg.2015.02.015.Peer-Reviewed Original ResearchConceptsTrauma patientsAttributable costsPrimary ICD-9-CM diagnosis codesAcute respiratory distress syndromeICD-9-CM diagnosis codesTrauma-related complicationsGeneral surgery patientsRespiratory distress syndromeUrinary tract infectionInfluence of complicationsNational Inpatient SampleCost of complicationsIsolated complicationHospital stayAdult patientsSurgery patientsTract infectionsDistress syndromePatient factorsTrauma admissionsDiagnosis codesInpatient SampleMyocardial infarctionComparable cohortsHospital characteristics