2023
Emergency general surgery verification: Quality improvement and the case for optimal resources and process standards
Coleman J, Davis K, Savage S, Staudenmayer K, Coimbra R. Emergency general surgery verification: Quality improvement and the case for optimal resources and process standards. Journal Of Trauma And Acute Care Surgery 2023, 96: e1-e4. PMID: 37678150, DOI: 10.1097/ta.0000000000004135.Peer-Reviewed Original ResearchConceptsEmergency general surgeryEmergency surgical interventionDay of surgeryAcute care surgeryPublic health burdenQuality Improvement ProgramPostoperative complicationsCare surgeryHospital admissionIll patientsSurgical interventionFormal quality improvement programHealth burdenGeneral surgeryPatient careCare deliverySurgeryPrograms/servicesField of traumaOutcomes researchPatientsAdmissionHospitalNational databankPractice standards
2019
Rethinking our definition of operative success: predicting early mortality after emergency general surgery colon resection
DeWane MP, Davis KA, Schuster KM, Maung AA, Becher RD. Rethinking our definition of operative success: predicting early mortality after emergency general surgery colon resection. Trauma Surgery & Acute Care Open 2019, 4: e000244. PMID: 31245613, PMCID: PMC6560481, DOI: 10.1136/tsaco-2018-000244.Peer-Reviewed Original ResearchPostoperative septic shockEarly deathSeptic shockEarly mortalityColon resectionSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseNew-onset renal failureEmergency general surgery patientsQuality Improvement Program databaseGeneral surgery patientsRetrospective cohort studyImprovement Program databasePostoperative day 5Overall mortality rateMultivariable logistic regressionImmediate perioperative complicationsSurgical Risk CalculatorKaplan-Meier modelEmergent colectomyLate deathsVentilator dependencePerioperative complicationsPostoperative complicationsPreoperative factorsSymptomatic human immunodeficiency virus–infected patients have poorer outcomes following emergency general surgery
Sandler BJ, Davis KA, Schuster KM. Symptomatic human immunodeficiency virus–infected patients have poorer outcomes following emergency general surgery. Journal Of Trauma And Acute Care Surgery 2019, 86: 479-488. PMID: 30531208, DOI: 10.1097/ta.0000000000002161.Peer-Reviewed Original ResearchConceptsHIV/AIDS patientsHIV-negative patientsAsymptomatic HIV-positive patientsHIV-positive patientsActive antiretroviral therapyAIDS patientsAntiretroviral therapyHospital stayPostoperative complicationsHuman immunodeficiency virus-infected patientsEmergency general surgery proceduresHigher median total chargesImmune deficiency syndrome (AIDS) patientsHuman immunodeficiency virus (HIV) infectionEmergency general surgeryLonger hospital stayRetrospective cohort studyAcute renal failureHIV-negative controlsImmunodeficiency virus infectionVirus-infected patientsRecords of patientsUrinary tract infectionMedian total chargesNationwide Inpatient Sample
2018
Early and late complications of bariatric operation
Lim R, Beekley A, Johnson DC, Davis KA. Early and late complications of bariatric operation. Trauma Surgery & Acute Care Open 2018, 3: e000219. PMID: 30402562, PMCID: PMC6203132, DOI: 10.1136/tsaco-2018-000219.Peer-Reviewed Original ResearchAcute care surgeonsBariatric operationsSurgical emergencyWeight loss surgeryType of surgeryGeneral surgical principlesAcute diverticulitisPostoperative complicationsLate complicationsPostoperative courseCommon etiologyGallstone diseaseOperation patientsAbdominal pathologyAcute pancreatitisCommon causeAnatomic considerationsSurgical principlesPatient's lifeComplicationsPatientsSurgical disciplinesPermanent alterationsSurgeonsSurgeryComparison of Outcomes in Below-Knee Amputation between Vascular and General Surgeons
Pei KY, Zhang Y, Sarac T, Davis KA. Comparison of Outcomes in Below-Knee Amputation between Vascular and General Surgeons. Annals Of Vascular Surgery 2018, 50: 259-268. PMID: 29501591, DOI: 10.1016/j.avsg.2017.11.073.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmputation, SurgicalChi-Square DistributionClinical CompetenceDatabases, FactualEmergenciesFemaleGeneral SurgeryHospitals, TeachingHumansLength of StayLinear ModelsLogistic ModelsLower ExtremityMaleMiddle AgedMultivariate AnalysisOdds RatioPostoperative ComplicationsRetrospective StudiesRisk FactorsSpecializationSurgeonsTime FactorsTreatment OutcomeUnited StatesVascular Surgical ProceduresConceptsVascular surgeonsGeneral surgeonsKnee amputationInfectious indicationsNational Surgical Quality Improvement Project databaseSurgeons National Surgical Quality Improvement Project databaseUnconditional logistic regression modelsRisk of pneumoniaPeripheral vascular diseaseLower extremity amputationBelow knee amputationComparison of outcomesEffect of specialtyLogistic regression modelsOverall complicationsVascular consultationPostoperative complicationsPatient demographicsPostoperative outcomesPulmonary embolismComorbid conditionsRegression modelsExtremity amputationRetrospective studyVascular diseaseComparison of Internal Medicine and General Surgery Residents' Assessments of Risk of Postsurgical Complications in Surgically Complex Patients
Healy JM, Davis KA, Pei KY. Comparison of Internal Medicine and General Surgery Residents' Assessments of Risk of Postsurgical Complications in Surgically Complex Patients. JAMA Surgery 2018, 153: 203-207. PMID: 29049425, PMCID: PMC5885933, DOI: 10.1001/jamasurg.2017.3936.Peer-Reviewed Original ResearchConceptsInternal medicine residentsComplex patientsGeneral surgery residentsPostsurgical complicationsMedicine residentsGeneral surgeryInternal medicineSurgery residentsSurgical site infectionSmall bowel resectionInguinal hernia repairInternal medicine serviceRisk-adjusted outcomesRisk-adjusted modelsDuodenal ulcer repairGeneral surgery practiceComplex clinical scenariosGeneral surgery traineesRisk of interventionCardiac complicationsComplex patient scenariosPostoperative complicationsSurgical complicationsSite infectionSurgical riskSurgeons overestimate postoperative complications and death when compared with the National Surgical Quality Improvement Project risk calculator
Pei KY, Healy J, Davis KA. Surgeons overestimate postoperative complications and death when compared with the National Surgical Quality Improvement Project risk calculator. Journal Of Surgical Research 2018, 225: 95-100. PMID: 29605041, DOI: 10.1016/j.jss.2018.01.008.Peer-Reviewed Original ResearchConceptsComplex surgical patientsGeneral surgery residentsSurgical patientsRisk calculatorNational Surgical Quality Improvement ProjectSurgical Quality Improvement ProjectSurgery residentsSurgical site infectionOverall response rateSurgical Risk CalculatorPrediction of morbidityQuality improvement projectRisk-adjusted modelsCardiac complicationsPostoperative complicationsPostoperative morbiditySite infectionSurgical riskComplex patientsAmerican CollegeClinical scenariosMorbidityResponse rateComplicationsPatients
2017
Impact of Race on the Surgical Management of Adhesive Small Bowel Obstruction
Chiu AS, Jean RA, Davis KA, Pei KY. Impact of Race on the Surgical Management of Adhesive Small Bowel Obstruction. Journal Of The American College Of Surgeons 2017, 226: 968-976.e1. PMID: 29170020, DOI: 10.1016/j.jamcollsurg.2017.11.006.Peer-Reviewed Original ResearchConceptsSmall bowel obstructionManagement of SBOAdhesive small bowel obstructionBowel obstructionWhite patientsOpen surgeryPatient raceNational Surgical Quality Improvement ProgramSurgical Quality Improvement ProgramSurgical decision-making processSmall bowel resectionQuality Improvement ProgramLogistic regression modelsAnesthesiologists classPostoperative complicationsBowel resectionPatient comorbiditiesHospital admissionNonsurgical managementBlack patientsHispanic patientsSurgical managementOpen procedureProvider judgmentGeneral surgeonsLaparoscopic colectomy reduces complications and hospital length of stay in colon cancer patients with liver disease and ascites
Pei KY, Asuzu DT, Davis KA. Laparoscopic colectomy reduces complications and hospital length of stay in colon cancer patients with liver disease and ascites. Surgical Endoscopy 2017, 32: 1286-1292. PMID: 28812198, DOI: 10.1007/s00464-017-5806-4.Peer-Reviewed Original ResearchConceptsHospital lengthLaparoscopic colectomyColon cancerPostoperative complicationsOdds ratioNational Surgical Quality Improvement Program databaseSurgeons National Surgical Quality Improvement Program databaseQuality Improvement Program databaseOpen partial colectomyImprovement Program databaseShorter hospital lengthRisk of deathAdjusted odds ratioHigh-risk populationColon cancer patientsTwo-sample t-testConclusionsLaparoscopic colectomyOverall complicationsPerioperative complicationsPostoperative outcomesPostoperative riskAbsolute contraindicationLaparoscopic approachLiver diseaseOperative timeAssessing trends in laparoscopic colostomy reversal and evaluating outcomes when compared to open procedures
Pei KY, Davis KA, Zhang Y. Assessing trends in laparoscopic colostomy reversal and evaluating outcomes when compared to open procedures. Surgical Endoscopy 2017, 32: 695-701. PMID: 28726139, DOI: 10.1007/s00464-017-5725-4.Peer-Reviewed Original ResearchConceptsReversal surgeryLength of stayColostomy reversalComplication rateSurgeons National Surgical Quality Improvement ProgramNational Surgical Quality Improvement ProgramSurgical Quality Improvement ProgramUnconditional logistic regression modelsStudy periodTotal hospital lengthOverall complication rateProbability of morbidityShorter operation timeQuality Improvement ProgramLogistic regression modelsLaparoscopic colostomyLaparoscopic reversalMethodsAll patientsPostsurgical diagnosisHospital lengthPostoperative complicationsNSQIP databasePatient demographicsHartmann's reversalComorbid conditions
2016
Postoperative delirium is associated with increased intensive care unit and hospital length of stays after liver transplantation
Bhattacharya B, Maung A, Barre K, Maerz L, Rodriguez-Davalos MI, Schilsky M, Mulligan DC, Davis KA. Postoperative delirium is associated with increased intensive care unit and hospital length of stays after liver transplantation. Journal Of Surgical Research 2016, 207: 223-228. PMID: 27979481, DOI: 10.1016/j.jss.2016.08.084.Peer-Reviewed Original ResearchConceptsLiver transplantationHospital lengthEnd-stage liver disease (MELD) scoreIntensive care unit LOSHigher preoperative modelImportant postoperative complicationLiver Disease scoreLiver transplant patientsImpact of deliriumTertiary care centerRetrospective case seriesUrinary tract infectionFurther prospective studiesIntensive care unitLong-term outcomesSpecific risk factorsFrequency of hospitalPaucity of dataPostoperative deliriumPostoperative hospitalPostoperative complicationsTransplant patientsVentilator daysAdult patientsDelirious patients