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 ResearchMeSH KeywordsAgedEmergenciesEmergency Medical ServicesEmergency TreatmentGeneral SurgeryHospital MortalityHospitals, GeneralHumansRetrospective StudiesSurgical Procedures, OperativeUnited StatesConceptsEmergency 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 adultCareAdults
2019
Association 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
2018
Three Common Methodological Issues in Studies of Surgical Readmission Rates: The Trouble With Readmissions
Zogg CK, Pawlik TM, Haider AH. Three Common Methodological Issues in Studies of Surgical Readmission Rates: The Trouble With Readmissions. JAMA Surgery 2018, 153: 1074-1076. PMID: 30193351, DOI: 10.1001/jamasurg.2018.2488.Peer-Reviewed Original ResearchDisparate outcomes of global emergency surgery - A matched comparison of patients in developed and under—developed healthcare settings
Shah AA, Zogg CK, Rehman A, Latif A, Zafar H, Shakoor A, Wasif N, Chapital AB, Riviello R, Ashfaq A, Williams M, Cornwell EE, Haider AH. Disparate outcomes of global emergency surgery - A matched comparison of patients in developed and under—developed healthcare settings. The American Journal Of Surgery 2018, 215: 1029-1036. PMID: 29807633, DOI: 10.1016/j.amjsurg.2018.05.008.Peer-Reviewed Original ResearchConceptsAga Khan University HospitalPakistani patientsUS Nationwide Inpatient SampleHealthcare settingsUrban-teaching hospitalsRisk-adjusted oddsComparison of patientsNationwide Inpatient SampleRisk-adjusted differencesGlobal health policy developmentHealth system strengtheningDiverse healthcare settingsHealth policy developmentReported morbidityMajor morbidityEmergency surgeryRural patientsUniversity HospitalInpatient SampleGeneralized-linear modelSurgical careMortality differencesPatientsHealthcare systemDisparate outcomes
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
Surgical Disparities: A Comprehensive Review and New Conceptual Framework
Torain MJ, Maragh-Bass AC, Dankwa-Mullen I, Hisam B, Kodadek LM, Lilley EJ, Najjar P, Changoor NR, Rose JA, Zogg CK, Maddox YT, Britt LD, Haider AH. Surgical Disparities: A Comprehensive Review and New Conceptual Framework. Journal Of The American College Of Surgeons 2016, 223: 408-418. PMID: 27296524, DOI: 10.1016/j.jamcollsurg.2016.04.047.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsSetting a National Agenda for Surgical Disparities Research: Recommendations From the National Institutes of Health and American College of Surgeons Summit
Haider AH, Dankwa-Mullan I, Maragh-Bass AC, Torain M, Zogg CK, Lilley EJ, Kodadek LM, Changoor NR, Najjar P, Rose JA, Ford HR, Salim A, Stain SC, Shafi S, Sutton B, Hoyt D, Maddox YT, Britt LD. Setting a National Agenda for Surgical Disparities Research: Recommendations From the National Institutes of Health and American College of Surgeons Summit. JAMA Surgery 2016, 151: 554-63. PMID: 26982380, DOI: 10.1001/jamasurg.2016.0014.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsBiomedical ResearchCultural CompetencyHealth Services AccessibilityHealthcare DisparitiesHumansNational Institutes of Health (U.S.)Physician-Patient RelationsPostoperative CarePractice Patterns, Physicians'Quality of Health CareSocieties, MedicalSocioeconomic FactorsSurgical Procedures, OperativeUnited StatesConceptsAmerican CollegeSurgical disparitiesNational InstituteCare perspectiveRehabilitation-related factorsMultiple surgical proceduresDisparities researchPatient-clinician communicationHealth-National InstituteHealth care disparitiesPatient care perspectivePostoperative careAcute interventionAfrican American individualsMinority patientsSurgical proceduresLong-term effectsMortality riskCare disparitiesTop research prioritiesResearch prioritiesPatient centerednessGeographic disparitiesMinority HealthClinical qualityRacial 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 surgeryGlobal Patterns of QALY and DALY Use in Surgical Cost-Utility Analyses: A Systematic Review
Rios-Diaz AJ, Lam J, Ramos MS, Moscoso AV, Vaughn P, Zogg CK, Caterson EJ. Global Patterns of QALY and DALY Use in Surgical Cost-Utility Analyses: A Systematic Review. PLOS ONE 2016, 11: e0148304. PMID: 26862894, PMCID: PMC4749322, DOI: 10.1371/journal.pone.0148304.Peer-Reviewed Original ResearchConceptsCost-effectiveness studiesUse of qalysRegional income levelsCost-utility analysisHigh-income countriesSummary measuresQALY studiesIncome levelDisability-adjusted life yearsIncome characteristicsSignificant incomeLife yearsQALYHealth policy researchComparative implicationsPolicy researchDALYsCountriesNational locationMeasure useImportant implicationsGlobal prioritizationIncomeSuch regional variationsQALYs
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 StatesFrom understanding to action: interventions for surgical disparities
Hisam B, Zogg CK, Chaudhary MA, Ahmed A, Khan H, Selvarajah S, Torain MJ, Changoor NR, Haider AH. From understanding to action: interventions for surgical disparities. Journal Of Surgical Research 2015, 200: 560-578. PMID: 26526625, DOI: 10.1016/j.jss.2015.09.016.Peer-Reviewed Original ResearchMeSH KeywordsCultural CompetencyEthnicityHealth Services AccessibilityHealthcare DisparitiesHumansQuality ImprovementSurgical Procedures, OperativeUnited StatesConceptsSurgical disparitiesCombination of patientQuality improvement initiativesHealth care disparitiesDoctor-patient communicationSystem-level factorsField of surgeryCochrane LibraryCare disparitiesMultiple interventionsUnderstanding of disparitiesSuccessful alleviationImprovement initiativesInterventionSurgeryForm of interventionPossible interventionsDisparitiesEmergency 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 hospitalMilitary-to-civilian translation of battlefield innovations in operative trauma care
Haider AH, Piper LC, Zogg CK, Schneider EB, Orman JA, Butler FK, Gerhardt RT, Haut ER, Mather JP, MacKenzie EJ, Schwartz DA, Geyer DW, DuBose JJ, Rasmussen TE, Blackbourne LH. Military-to-civilian translation of battlefield innovations in operative trauma care. Surgery 2015, 158: 1686-1695. PMID: 26210224, DOI: 10.1016/j.surg.2015.06.026.Peer-Reviewed Original ResearchGeriatric 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 disease
2014
Prevalence of Surgical Conditions in Individuals Aged More Than 50 Years: A Cluster‐Based Household Survey in Sierra Leone
Wong EG, Kamara TB, Groen RS, Zogg CK, Zenilman ME, Kushner AL. Prevalence of Surgical Conditions in Individuals Aged More Than 50 Years: A Cluster‐Based Household Survey in Sierra Leone. World Journal Of Surgery 2014, 39: 55-61. PMID: 24791948, DOI: 10.1007/s00268-014-2620-1.Peer-Reviewed Original ResearchMeSH KeywordsAgedCluster AnalysisCross-Sectional StudiesDeveloping CountriesFemaleHealth ResourcesHealth Services Needs and DemandHealth Services ResearchHealth SurveysHumansMaleMiddle AgedNeeds AssessmentPrevalenceRetrospective StudiesSierra LeoneSurgical Procedures, OperativeSurveys and QuestionnairesConceptsSurgical conditionsSurgical diseaseElderly individualsCross-sectional household surveyLow-resource settingsHealthcare burdenPatient populationTraditional medicine practitionersSurgical problemsRetrospective analysisElderly populationSurgical capacityStandardized questionnaireSurgical needsUnmet burdenMedicine practitionersElderly deathsDiseaseHousehold surveyPrevalenceSierra LeoneDeathBurdenPrevious yearYears