2019
Regionalization of emergency general surgery operations: A simulation study.
Becher RD, Sukumar N, DeWane MP, Gill TM, Maung AA, Schuster KM, Stolar MJ, Davis KA. Regionalization of emergency general surgery operations: A simulation study. Journal Of Trauma And Acute Care Surgery 2019, 88: 366-371. PMID: 31804419, PMCID: PMC7472889, DOI: 10.1097/ta.0000000000002543.Peer-Reviewed Original ResearchConceptsEmergency general surgeryHigh-volume hospitalsEGS careEmergency general surgery operationsCalifornia inpatient databaseCommon EGS operationsRisk-adjusted deathsSignificant survival benefitLow-volume hospitalsUmbilical hernia repairSmall bowel resectionHigh-mortality hospitalsGeneral surgery operationsRegional trauma systemEGS operationsBowel resectionAdult patientsPrimary outcomeSurvival benefitInpatient DatabaseHernia repairTrauma systemLevel IVGeneral surgeryCare management
2018
Risk of Surgical Site Infection (SSI) following Colorectal Resection Is Higher in Patients With Disseminated Cancer: An NCCN Member Cohort Study
Kamboj M, Childers T, Sugalski J, Antonelli D, Bingener-Casey J, Cannon J, Cluff K, Davis KA, Dellinger EP, Dowdy SC, Duncan K, Fedderson J, Glasgow R, Hall B, Hirsch M, Hutter M, Kimbro L, Kuvshinoff B, Makary M, Morris M, Nehring S, Ramamoorthy S, Scott R, Sovel M, Strong V, Webster A, Wick E, Aguilar JG, Carlson R, Sepkowitz K. Risk of Surgical Site Infection (SSI) following Colorectal Resection Is Higher in Patients With Disseminated Cancer: An NCCN Member Cohort Study. Infection Control And Hospital Epidemiology 2018, 39: 555-562. PMID: 29553001, PMCID: PMC6707075, DOI: 10.1017/ice.2018.40.Peer-Reviewed Original ResearchConceptsSurgical site infectionDisseminated cancerHealthcare-associated infectionsSSI ratesColorectal surgeryASA scoreSite infectionSSI riskColorectal proceduresRate of SSIRisk of SSIDevelopment of SSICommon healthcare-associated infectionsChronic obstructive pulmonary diseaseInfect Control Hosp EpidemiolBackgroundSurgical site infectionCurrent Procedural Technology codesPooled SSI rateNational Comprehensive Cancer Network (NCCN) member institutionsObstructive pulmonary diseaseClinical Modification codesLonger durationPotential risk factorsRisk-adjusted outcomesSurgical quality improvementComparison 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 disease
2017
Laparoscopic 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 timeRothman Index variability predicts clinical deterioration and rapid response activation
Wengerter BC, Pei KY, Asuzu D, Davis KA. Rothman Index variability predicts clinical deterioration and rapid response activation. The American Journal Of Surgery 2017, 215: 37-41. PMID: 28818297, DOI: 10.1016/j.amjsurg.2017.07.031.Peer-Reviewed Original ResearchConceptsSurgical patientsRothman IndexRRT activationRapid response team activationRapid response activationInpatient acuityHospital mortalityClinical deteriorationPrimary outcomeSecondary outcomesTeam activationPatientsRI variabilityControl casesResponse activationActivationOutcomesAcuityGlobal measuresMortalityRRT
2016
Attitudes toward organ donation among waitlisted transplant patients: results of a cross‐sectional survey
Merola J, Pei K, Rodriguez‐Davalos M, Gan G, Deng Y, Mulligan DC, Davis KA. Attitudes toward organ donation among waitlisted transplant patients: results of a cross‐sectional survey. Clinical Transplantation 2016, 30: 1449-1456. PMID: 27582432, PMCID: PMC5093046, DOI: 10.1111/ctr.12839.Peer-Reviewed Original ResearchConceptsCross-sectional surveyOrgan donationWaitlisted candidatesMinority of patientsDonor registration ratesDonation eligibilityTransplant patientsWaitlisted patientsPatients' willingnessGeneral populationOrgan donorsOrgan shortageMedical treatmentPatientsOrgan allocationDonation ratesTransplantationRegistration ratesDonationMajor barrierPopulationDonorsWaitlistPhysiciansDemographicsOutcomes of acute care surgical cases performed at night
Dalton MK, McDonald E, Bhatia P, Davis KA, Schuster KM. Outcomes of acute care surgical cases performed at night. The American Journal Of Surgery 2016, 212: 831-836. PMID: 27263405, DOI: 10.1016/j.amjsurg.2016.02.024.Peer-Reviewed Original ResearchConceptsAcute care surgeonsRetrospective cohort studyConditional logistic regressionMore hypotensionCohort studyOperative interventionOperative delayDay casesSurgical careOutcome differencesSurgical casesEmergency operationLogistic regressionSurgeonsPotent predictorTeam fatigueComorbiditiesSimilar degreeConfoundersOutcomesMortalityUnmeasured factorsDaysHypotensionSepsis
2011
Risk of Venous Thromboembolism After Spinal Cord Injury: Not All Levels Are the Same
Maung AA, Schuster KM, Kaplan LJ, Maerz LL, Davis KA. Risk of Venous Thromboembolism After Spinal Cord Injury: Not All Levels Are the Same. Journal Of Trauma And Acute Care Surgery 2011, 71: 1241-1245. PMID: 22071925, DOI: 10.1097/ta.0b013e318235ded0.Peer-Reviewed Original ResearchConceptsLevel of SCISpinal cord injuryRate of VTEIndependent risk factorVenous thromboembolismRisk factorsHospital complicationsSpine injuriesCord injuryHigh thoracic spinal cord injuryHigh cervical spine injuryLikelihood of VTENational Trauma Data BankThoracic spinal cord injuryMultiple logistic regression modelException of pneumoniaHigh thoracic injuriesInjury Severity ScoreThoracic spine injuriesCervical spine injuryDeep vein thrombosisHigh cervical injuriesTrauma Data BankMultiple risk factorsTraumatic brain injury
2006
Trauma Surgeons Practice What They Preach: The NTDB Story on Solid Organ Injury Management
Hurtuk M, Reed RL, Esposito TJ, Davis KA, Luchette FA. Trauma Surgeons Practice What They Preach: The NTDB Story on Solid Organ Injury Management. Journal Of Trauma And Acute Care Surgery 2006, 61: 243-255. PMID: 16917435, DOI: 10.1097/01.ta.0000231353.06095.8d.Peer-Reviewed Original ResearchConceptsNational Trauma Data BankSplenic traumaRenal injurySplenic injuryOverall mortalitySurgeons National Trauma Data BankSolid abdominal organ injuriesStudy periodNonoperative management ratesRenal trauma managementAbdominal organ injuriesTrauma Data BankICD-9 codesStandard of careOrgan injuryHepatic injuryNonoperative approachAdmission dateInjury managementImproved outcomesTrauma careTrauma surgeonsAmerican CollegeChi analysisSurgical practice
2004
Ten Year Experience of Burn, Trauma, and Combined Burn/Trauma Injuries Comparing Outcomes
Santaniello JM, Luchette FA, Esposito TJ, Gunawan H, Reed RL, Davis KA, Gamelli RL. Ten Year Experience of Burn, Trauma, and Combined Burn/Trauma Injuries Comparing Outcomes. Journal Of Trauma And Acute Care Surgery 2004, 57: 696-701. PMID: 15514521, DOI: 10.1097/01.ta.0000140480.50079.a8.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge DistributionAgedBurn UnitsBurnsBurns, InhalationCause of DeathChildCombined Modality TherapyCritical CareFemaleFollow-Up StudiesHumansInjury Severity ScoreLogistic ModelsMaleMiddle AgedMultiple TraumaMultivariate AnalysisPredictive Value of TestsRegistriesRetrospective StudiesRisk AssessmentSex DistributionSurvival AnalysisTrauma CentersTreatment OutcomeConceptsInjury Severity ScoreNational Trauma Data BankLength of stayNational Burn RepositoryInhalation injuryIndependent predictorsMultiple logistic regressionInjury patternsPercent total body surface area burnsTotal body surface area burnsBody surface area burnsLogistic regressionT patientsBurn/traumaRare injury patternSurface area burnsTrauma Data BankT-testStudent's t-testTrauma patientsRetrospective reviewTrauma registryPatient populationComparing outcomesSeverity scoreUse of Presumptive Antibiotics following Tube Thoracostomy for Traumatic Hemopneumothorax in the Prevention of Empyema and Pneumonia—A Multi-Center Trial
Maxwell RA, Campbell DJ, Fabian TC, Croce MA, Luchette FA, Kerwin AJ, Davis KA, Nagy K, Tisherman S. Use of Presumptive Antibiotics following Tube Thoracostomy for Traumatic Hemopneumothorax in the Prevention of Empyema and Pneumonia—A Multi-Center Trial. Journal Of Trauma And Acute Care Surgery 2004, 57: 742-749. PMID: 15514527, DOI: 10.1097/01.ta.0000147481.42186.42.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAntibiotic ProphylaxisCefazolinChest TubesDevice RemovalDouble-Blind MethodEmpyema, PleuralFemaleFollow-Up StudiesHemopneumothoraxHumansInjury Severity ScoreLogistic ModelsMaleMiddle AgedMultivariate AnalysisPneumonia, BacterialProspective StudiesReference ValuesRisk AssessmentThoracic InjuriesThoracostomyTrauma CentersTreatment OutcomeConceptsIncidence of empyemaRisk of empyemaPresumptive antibioticsTube thoracostomyTraumatic hemopneumothoraxDouble-blind trialUse of cefazolinLogistic regression analysisTube thoracostomy placementCenter trialTube placementInjury scoreAntibiotic useGroup A.EmpyemaThoracostomy placementChi analysisPneumoniaThoracostomyHemopneumothoraxPatientsRegression analysisAntibioticsInjuryIncidence
2001
Multiinstitutional experience with the management of superior mesenteric artery injuries1 1No competing interests declared.
Asensio J, Britt L, Borzotta A, Peitzman A, Miller F, Mackersie R, Pasquale M, Pachter H, Hoyt D, Rodriguez J, Falcone R, Davis K, Anderson J, Ali J, Chan L. Multiinstitutional experience with the management of superior mesenteric artery injuries1 1No competing interests declared. Journal Of The American College Of Surgeons 2001, 193: 354-365. PMID: 11584962, DOI: 10.1016/s1072-7515(01)01044-4.Peer-Reviewed Original ResearchConceptsAbdominal vascular injuriesIndependent risk factorIschemia gradeInjury Severity ScoreVascular injuryRisk factorsSMA injuryAnatomic zonesSurgical managementMultiinstitutional experienceGrade IVHigher intraoperative transfusion requirementsMean Injury Severity ScoreSuperior mesenteric artery injuryTrauma Organ Injury ScalePresence of acidosisRetrospective multiinstitutional studyMultisystem organ failureLogistic regression analysisStepwise logistic regressionSubsequent multivariate analysisAAST-OISIntraoperative acidosisTransfusion requirementsArtery injury