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
The 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 phaseThe Association Between Medicare Eligibility and Gains in Access to Rehabilitative Care
Zogg CK, Scott JW, Metcalfe D, Seshadri AJ, Tsai TC, Davis WA, Rose JA, Olufajo OA, Zafar SN, Salim A, Haider AH. The Association Between Medicare Eligibility and Gains in Access to Rehabilitative Care. Annals Of Surgery 2017, 265: 734-742. PMID: 28267694, DOI: 10.1097/sla.0000000000001754.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedDatabases, FactualEligibility DeterminationFemaleHealth Care CostsHumansIncidenceInjury Severity ScoreInsurance CoverageMaleMedicareMiddle AgedNeeds AssessmentOutcome Assessment, Health CarePatient DischargePostoperative CareRehabilitation CentersRetrospective StudiesRisk AssessmentUnited StatesWounds and InjuriesConceptsSkilled nursing facilitiesAge 64Insurance statusNational Trauma Data BankMedicare eligibilityPost-discharge rehabilitationInsurance coverageAge 65 yearsTrauma Data BankLength of staySevere clinical presentationAcute inpatient facilitiesHealth policy changesTrauma patientsClinical presentationSimilar patientsDiagnosis codesStratified subgroupsInpatient careRehabilitative careTrauma systemAge 54SNF useInpatient facilitiesNursing facilities
2016
The Need for Postdischarge, Patient-Centered Data in Trauma
Rios-Diaz AJ, Lam J, Zogg CK. The Need for Postdischarge, Patient-Centered Data in Trauma. JAMA Surgery 2016, 151: 1101-1102. PMID: 27557328, DOI: 10.1001/jamasurg.2016.2343.Peer-Reviewed Original ResearchHumansOutcome Assessment, Health CarePatient DischargePatient-Centered CareRegistriesUnited StatesWounds and InjuriesInsurance status is associated with complex presentation among emergency general surgery patients
Scott JW, Havens JM, Wolf LL, Zogg CK, Rose JA, Salim A, Haider AH. Insurance status is associated with complex presentation among emergency general surgery patients. Surgery 2016, 161: 320-328. PMID: 27712875, DOI: 10.1016/j.surg.2016.08.038.Peer-Reviewed Original ResearchMeSH KeywordsAdultDatabases, FactualEmergency Service, HospitalEmergency TreatmentFemaleGeneral SurgeryHealth Services AccessibilityHumansInsurance CoverageLogistic ModelsMaleMedically UninsuredMiddle AgedOdds RatioOutcome Assessment, Health CarePatient Protection and Affordable Care ActPatient SafetyRetrospective StudiesRisk AssessmentSocioeconomic FactorsUnited StatesYoung AdultConceptsInsurance statusComplex presentationSurgical presentationUninsured patientsEmergency general surgical careEmergency general surgical conditionsEmergency general surgical patientsEmergency general surgery patientsNational Emergency Department SampleHospital-level covariatesOverall uninsured rateUninsured payer statusGeneral surgery patientsGeneral surgical patientsGeneral surgical conditionsIntra-abdominal abscessMultivariable logistic regressionEmergency Department SampleDisease-specific measuresSeverity of diseaseLack of insuranceGeneral surgical careIntestinal gangreneBowel obstructionGeneralized peritonitisDifferential access to care: The role of age, insurance, and income on race/ethnicity-related disparities in adult perforated appendix admission rates
Zogg CK, Scott JW, Jiang W, Wolf LL, Haider AH. Differential access to care: The role of age, insurance, and income on race/ethnicity-related disparities in adult perforated appendix admission rates. Surgery 2016, 160: 1145-1154. PMID: 27486003, DOI: 10.1016/j.surg.2016.06.002.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsAppendicitisConfidence IntervalsEthnicityFemaleHealth Care SurveysHealth Services AccessibilityHealthcare DisparitiesHumansIncomeInsurance CoverageMaleMiddle AgedOdds RatioOutcome Assessment, Health CarePatient AdmissionRacial GroupsRisk AssessmentRoleUnited StatesYoung AdultConceptsAcute appendicitisAdmission ratesLack of differenceNationwide Inpatient SampleRisk-adjusted differencesUnited States populationRace/ethnicityPediatric studiesInpatient SampleWorse outcomesMinority patientsBetter outcomesUniversal insurancePatientsEthnic disparitiesLogistic regressionRole of ageEthnic inequitiesHealthcare ResearchAge incrementsOlder adultsAdultsDisparate outcomesEthnic differencesAppendicitisHospital 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 adultsOutcomesNever 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 patientsEvaluation of the Perceived Association Between Resident Turnover and the Outcomes of Patients Who Undergo Emergency General Surgery: Questioning the July Phenomenon
Shah AA, Zogg CK, Nitzschke SL, Changoor NR, Havens JM, Salim A, Cooper Z, Haider AH. Evaluation of the Perceived Association Between Resident Turnover and the Outcomes of Patients Who Undergo Emergency General Surgery: Questioning the July Phenomenon. JAMA Surgery 2016, 151: 1-8. PMID: 26536282, DOI: 10.1001/jamasurg.2015.3940.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overEducation, Medical, GraduateEmergenciesFemaleGeneral SurgeryHospital MortalityHospitals, TeachingHumansLength of StayMaleMiddle AgedOutcome Assessment, Health CarePersonnel TurnoverPropensity ScoreRetrospective StudiesSeasonsUnited StatesWorkforceYoung AdultConceptsEmergency general surgeryTotal hospital costsLength of stayJuly phenomenonEGS patientsEGS conditionsHospital costsTeaching hospitalGeneral surgeryLower risk-adjusted oddsOutcomes of patientsRisk-adjusted oddsNationwide Inpatient SampleSurgery of TraumaHospital mortalityAdult patientsEarly patientsPoor outcomeInpatient SamplePrincipal diagnosisRetrospective analysisMAIN OUTCOMEMultivariable regressionPatientsPropensity score
2015
Awareness of racial/ethnic disparities in surgical outcomes and care: factors affecting acknowledgment and action
Britton BV, Nagarajan N, Zogg CK, Selvarajah S, Schupper AJ, Kironji AG, Lwin AT, Cerullo M, Salim A, Haider AH. Awareness of racial/ethnic disparities in surgical outcomes and care: factors affecting acknowledgment and action. The American Journal Of Surgery 2015, 212: 102-108.e2. PMID: 26522774, DOI: 10.1016/j.amjsurg.2015.07.022.Peer-Reviewed Original ResearchMeSH KeywordsAcademic Medical CentersAdultAttitude of Health PersonnelAwarenessEthnicityFemaleHealth Care SurveysHealthcare DisparitiesHumansLogistic ModelsMaleMiddle AgedOutcome Assessment, Health CareRacial GroupsRisk AssessmentSurgeonsSurgical Procedures, OperativeSurveys and QuestionnairesUnited StatesEmergency general surgery in a low-middle income health care setting: Determinants of outcomes
Shah AA, Latif A, Zogg CK, Zafar SN, Riviello R, Halim MS, Rehman Z, Haider AH, Zafar H. Emergency general surgery in a low-middle income health care setting: Determinants of outcomes. Surgery 2015, 159: 641-649. PMID: 26361098, DOI: 10.1016/j.surg.2015.08.004.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overDeveloping CountriesEmergenciesFemaleGeneral SurgeryHospital MortalityHospitals, TeachingHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisOutcome Assessment, Health CarePakistanPostoperative ComplicationsSurgical Procedures, OperativeYoung AdultConceptsEmergency general surgeryHealth care settingsEGS conditionsCare settingsGeneral surgeryNeed of resuscitationPrimary International ClassificationClinical Modification diagnosisCase-mix factorsSoft tissue disordersUniversity Teaching HospitalDeterminants of outcomeSurgery of TraumaRate of deathHigh-income settingsAmerican AssociationHospital mortalityIndependent predictorsMale preponderanceMultivariable analysisBiliary diseaseColorectal diseaseOperative careDisease spectrumTeaching hospitalRacial disparities in surgical outcomes: Does the level of resident surgeon play a role?
Changoor NR, Ortega G, Ekladios M, Zogg CK, Cornwell EE, Haider AH. Racial disparities in surgical outcomes: Does the level of resident surgeon play a role? Surgery 2015, 158: 547-555. PMID: 26003906, DOI: 10.1016/j.surg.2015.03.046.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAppendectomyCholecystectomy, LaparoscopicClinical CompetenceDatabases, FactualEthnicityFemaleHealthcare DisparitiesHerniorrhaphyHumansInternship and ResidencyLogistic ModelsMaleMiddle AgedOutcome Assessment, Health CarePostoperative ComplicationsRetrospective StudiesUnited StatesWhite PeopleConceptsBlack patientsSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseGreater risk-adjusted oddsQuality Improvement Program databaseImprovement Program databaseRisk-adjusted oddsMultivariable logistic regressionOpen hernia repairSurgical residentsHigher likelihoodLevels of providersJunior residentsSenior residentsPresence/levelLaparoscopic appendectomyMinor complicationsPatient demographicsPostoperative outcomesSurgical disparitiesHispanic patientsLaparoscopic cholecystectomySurgical outcomesWorse outcomesProgram databaseGeriatric emergency general surgery: Survival and outcomes in a low-middle income country
Shah AA, Haider AH, Riviello R, Zogg CK, Zafar SN, Latif A, Diaz A, Rehman Z, Zafar H. Geriatric emergency general surgery: Survival and outcomes in a low-middle income country. Surgery 2015, 158: 562-569. PMID: 25999249, DOI: 10.1016/j.surg.2015.03.045.Peer-Reviewed Original ResearchConceptsEmergency general surgery conditionsGreater oddsGeriatric patientsSurgery conditionsEmergency general surgical conditionsGreater risk-adjusted oddsOlder adultsRisk-adjusted oddsClinical Modification diagnosisGeneral surgical conditionsPeptic ulcer diseaseSurgery of TraumaMultivariable regression analysisCase-mix dataYears of ageHealth care settingsLow-middle income countriesCause mortalityGastrointestinal bleedingHospital stayAdult patientsOperative interventionYounger patientsMajor complicationsUlcer diseaseNational estimates of predictors of outcomes for emergency general surgery
Shah AA, Haider AH, Zogg CK, Schwartz DA, Haut ER, Zafar SN, Schneider EB, Velopulos CG, Shafi S, Zafar H, Efron DT. National estimates of predictors of outcomes for emergency general surgery. Journal Of Trauma And Acute Care Surgery 2015, 78: 482-491. PMID: 25710417, DOI: 10.1097/ta.0000000000000555.Peer-Reviewed Original ResearchConceptsEmergency general surgeryEGS patientsMajor complicationsGeneral surgeryMultivariate logistic regression analysisOverall complication ratePredictors of mortalityClinical Modification codesOverall mortality rateNationwide Inpatient SampleSeparate multivariate logistic regression analysesSurgery of TraumaDRG International ClassificationLogistic regression analysisHighest income quartileHospital complicationsHospital mortalityComplication ratePatient demographicsSurgical complicationsIndependent predictorsPrimary outcomeEGS conditionsMean ageInpatient Sample