2019
Who Undergoes Cytoreductive Surgery and Perioperative Intraperitoneal Chemotherapy for Appendiceal Cancer? An Analysis of the National Cancer Database
Byrne RM, Gilbert EW, Dewey EN, Herzig DO, Lu KC, Billingsley KG, Deveney KE, Tsikitis VL. Who Undergoes Cytoreductive Surgery and Perioperative Intraperitoneal Chemotherapy for Appendiceal Cancer? An Analysis of the National Cancer Database. Journal Of Surgical Research 2019, 238: 198-206. PMID: 30772678, DOI: 10.1016/j.jss.2019.01.039.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsAppendiceal NeoplasmsChemotherapy, AdjuvantChemotherapy, Cancer, Regional PerfusionCytoreduction Surgical ProceduresDatabases, FactualFemaleHumansHyperthermia, InducedKaplan-Meier EstimateMaleMiddle AgedNeoadjuvant TherapyRetrospective StudiesSex FactorsTreatment OutcomeUnited StatesConceptsPerioperative intraperitoneal chemotherapyAppendiceal cancerCytoreductive surgeryIntraperitoneal chemotherapyTreatment modalitiesNational Cancer Database dataMultivariate logistic regression analysisNational Cancer DatabasePatterns of careLow-grade tumorsNon-Hispanic ethnicityLogistic regression analysisMucinous malignanciesSystemic chemotherapyMultimodality treatmentClinical factorsImproved survivalPatient selectionMale sexKaplan-MeierPatient cohortCancer DatabaseWhite raceTreatment groupsChemotherapy
2011
Safety and efficacy of preoperative right portal vein embolization in patients at risk for postoperative liver failure following major right hepatectomy
Massimino K, Kolbeck K, Enestvedt C, Orloff S, Billingsley K. Safety and efficacy of preoperative right portal vein embolization in patients at risk for postoperative liver failure following major right hepatectomy. Hepato Pancreato Biliary 2011, 14: 14-19. PMID: 22151446, PMCID: PMC3252986, DOI: 10.1111/j.1477-2574.2011.00402.x.Peer-Reviewed Original ResearchConceptsRight portal vein embolizationPortal vein embolizationFuture liver remnantShort-term outcomesFLR volumeVein embolizationPreoperative right portal vein embolizationMajor right hepatectomyPost-embolization complicationsPostoperative liver failureRecords of patientsResults of embolizationDegree of hypertrophyHypertrophy rateRight hepatectomyLiver resectionMost complicationsOperative complicationsOperative resectionPatient demographicsComplication rateLiver failureLiver insufficiencyOperative outcomesLiver remnantPredicting malignant intraductal papillary mucinous neoplasm: a single-center review
Cone M, Rea J, Diggs B, Douthit M, Billingsley K, Sheppard B. Predicting malignant intraductal papillary mucinous neoplasm: a single-center review. The American Journal Of Surgery 2011, 201: 575-579. PMID: 21545902, DOI: 10.1016/j.amjsurg.2011.01.003.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinoma, MucinousAdultAgedAged, 80 and overCarcinoma, Pancreatic DuctalCarcinoma, PapillaryDiagnosis, DifferentialEndosonographyFemaleFollow-Up StudiesHumansIncidenceMaleMiddle AgedPancreatectomyPancreatic NeoplasmsPrognosisRetrospective StudiesSurvival RateTime FactorsTomography, X-Ray ComputedUnited StatesConceptsIntraductal papillary mucinous neoplasmInternational consensus guidelinesMalignant intraductal papillary mucinous neoplasmPapillary mucinous neoplasmConsensus guidelinesMucinous neoplasmsInvasive cancerMain duct intraductal papillary mucinous neoplasmPancreatic intraductal papillary mucinous neoplasmsPercent of patientsSingle-center reviewHigh-grade dysplasiaMayo criteriaWorse survivalPatient groupFemale sexSingle institutionMayo ClinicLower riskPatientsMultivariate analysisCancerResectionMain ductNeoplasms
2008
Response: Re: Residual Treatment Disparities After Oncology Referral for Rectal Cancer
Morris A, Billingsley K, Hayanga A, Matthews B, Baldwin L, Birkmeyer J. Response: Re: Residual Treatment Disparities After Oncology Referral for Rectal Cancer. Journal Of The National Cancer Institute 2008, 100: 1740-1740. PMID: 18477800, PMCID: PMC2766763, DOI: 10.1093/jnci/djn396.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBlack or African AmericanChemotherapy, AdjuvantConfidence IntervalsDecision MakingFemaleHealth Services AccessibilityHealthcare DisparitiesHumansLogistic ModelsMaleMedical OncologyMedical Record LinkageMedicareNeoplasm StagingPractice Patterns, Physicians'Radiation OncologyRadiotherapy, AdjuvantRectal NeoplasmsReferral and ConsultationSEER ProgramUnited StatesWhite PeopleConceptsRectal cancerAdjuvant therapyBlack patientsWhite patientsRadiation oncologistsAdjuvant treatmentMedical oncologistsEnd Results-Medicare dataProvider decision makingPatient-provider interactionsFrequency of consultationsLow treatment ratesClinical characteristicsElderly patientsConsultation ratesOncology referralTreatment disparitiesPatient preferencesProvider characteristicsRadiation therapyPatientsOncologistsTherapyStage IITreatment ratesDoes Surgeon Case Volume Influence Nonfatal Adverse Outcomes after Rectal Cancer Resection?
Billingsley K, Morris A, Green P, Dominitz J, Matthews B, Dobie S, Barlow W, Baldwin L. Does Surgeon Case Volume Influence Nonfatal Adverse Outcomes after Rectal Cancer Resection? Journal Of The American College Of Surgeons 2008, 206: 1167-1177. PMID: 18501815, PMCID: PMC3103396, DOI: 10.1016/j.jamcollsurg.2007.12.042.Peer-Reviewed Original ResearchConceptsSurgeon volumeSurgeon ageProcedural interventionEnd Results (SEER) cancer registry programNonfatal adverse outcomesRectal cancer careMajor postoperative complicationsRectal cancer resectionEnd Results (SEER) dataCancer Registry ProgrammeRectal cancer patientsRectal cancer surgeryRetrospective cohort designHigh-volume surgeonsRectal cancer operationsPostoperative complicationsColorectal surgeryHospital volumeSurgical complicationsCancer resectionPrimary outcomeRectal cancerSevere complicationsCancer surgeryCancer operationsSurvival benefits and trends in use of adjuvant therapy among elderly stage II and III rectal cancer patients in the general population
Dobie S, Warren J, Matthews B, Schwartz D, Baldwin L, Billingsley K. Survival benefits and trends in use of adjuvant therapy among elderly stage II and III rectal cancer patients in the general population. Cancer 2008, 112: 789-799. PMID: 18189291, PMCID: PMC3103394, DOI: 10.1002/cncr.23244.Peer-Reviewed Original ResearchConceptsStage II patientsRectal cancer patientsStage III patientsII patientsCancer patientsStage IIAdjuvant radiationAdjuvant therapyIII patientsGeneral populationStage II rectal cancer patientsLower cancer-related mortalityReceipt of chemoradiationCancer mortality riskCancer-related mortalityMultivariate logistic regressionAdjusted riskAdjuvant chemoradiationChemotherapy receiptSurgical resectionSurvival benefitSEER-MedicareTherapy adherencePatient groupRadiation therapy
2006
Completion of Therapy by Medicare Patients With Stage III Colon Cancer
Dobie S, Baldwin L, Dominitz J, Matthews B, Billingsley K, Barlow W. Completion of Therapy by Medicare Patients With Stage III Colon Cancer. Journal Of The National Cancer Institute 2006, 98: 610-619. PMID: 16670386, PMCID: PMC3124351, DOI: 10.1093/jnci/djj159.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsChemotherapy, AdjuvantColonic NeoplasmsFemaleFrail ElderlyHumansLogistic ModelsMaleMedicareNeoplasm StagingPatient CompliancePredictive Value of TestsReproducibility of ResultsRisk FactorsSEER ProgramSocial SupportUnited StatesConceptsStage III colon cancerCompletion of therapyAdjuvant chemotherapyAdjuvant therapyChemotherapy completionPhysician characteristicsMedicare claimsColon cancerStage III colon cancer patientsEnd Results program dataMultivariable logistic regression modelingAdjuvant chemotherapy completionChemotherapy completion rateIncomplete adjuvant chemotherapySEER program dataColon cancer resectionCancer-related mortalityPredictors of initiationColon cancer patientsLogistic regression modelingProgram dataPatient characteristicsCancer resectionTreatment complicationsCancer mortalityComplications and Antireflux Medication Use After Antireflux Surgery
Dominitz J, Dire C, Billingsley K, Todd–Stenberg J. Complications and Antireflux Medication Use After Antireflux Surgery. Clinical Gastroenterology And Hepatology 2006, 4: 299-305. PMID: 16527692, DOI: 10.1016/j.cgh.2005.12.019.Peer-Reviewed Original ResearchConceptsAntireflux medication useAntireflux surgeryMedication useAntireflux medicationVeterans Affairs administrative databasesPredictors of complicationsGastroesophageal reflux diseaseMore outpatient visitsSurgical mortality rateHealth care useH2-receptor antagonistsPostoperative complicationsPromotility agentsReflux diseasePharmacy recordsOutpatient visitsEsophageal cancerReceptor antagonistCare useAdministrative databasesMultiple prescriptionsComplicationsPatientsMortality rateSurgery
2005
Explaining Black–White Differences in Receipt of Recommended Colon Cancer Treatment
Baldwin L, Dobie S, Billingsley K, Cai Y, Wright G, Dominitz J, Barlow W, Warren J, Taplin S. Explaining Black–White Differences in Receipt of Recommended Colon Cancer Treatment. Journal Of The National Cancer Institute 2005, 97: 1211-1220. PMID: 16106026, PMCID: PMC3138542, DOI: 10.1093/jnci/dji241.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBlack or African AmericanChemotherapy, AdjuvantCohort StudiesColonic NeoplasmsComorbidityFemaleHealth Services AccessibilityHumansLength of StayMaleMedicareOdds RatioPractice Patterns, Physicians'Retrospective StudiesRisk FactorsSEER ProgramSeverity of Illness IndexSocial SupportSocioeconomic FactorsUnited StatesWhite PeopleConceptsHealth system factorsBlack-White disparitiesChemotherapy receiptWhite patientsMedical oncologistsBlack patientsCancer treatmentRetrospective cohort studyBlack-white differencesColon cancer resectionAmerican Medical Association MasterfileEnd Results ProgramColorectal cancer treatmentColon cancer careColon cancer patientsLogistic regression analysisSystem factorsRegression analysisNeighborhood socioeconomic statusColon cancer treatmentAdjuvant chemotherapyChemotherapy useCohort studyCancer resectionIllness severity
2004
Racial Disparities in Rectal Cancer Treatment: A Population-Based Analysis
Morris A, Billingsley K, Baxter N, Baldwin L. Racial Disparities in Rectal Cancer Treatment: A Population-Based Analysis. JAMA Surgery 2004, 139: 151-155. PMID: 14769572, DOI: 10.1001/archsurg.139.2.151.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overBlack PeopleCohort StudiesColectomyConfidence IntervalsCross-Sectional StudiesFemaleHealth Care SurveysHumansIncidenceLogistic ModelsMaleMiddle AgedNeoplasm StagingOdds RatioPostoperative ComplicationsProbabilityRectal NeoplasmsRisk FactorsSEER ProgramSex FactorsSocioeconomic FactorsSurvival AnalysisUnited StatesWhite PeopleConceptsRectal cancer patientsRectal cancerCancer patientsRadiation therapyCross-sectional cohort studyRadiation treatmentRacial disparitiesEnd Results (SEER) databaseSphincter-sparing proceduresRectal cancer treatmentAdvanced disease stagePopulation-based dataDelivery of careSignificant racial disparitiesAdvanced diseaseAggressive screeningCohort studySurgical therapyPelvic cancerSurveillance EpidemiologyResults databaseTreatment disparitiesDisease stageMinority patientsSurgical care
2003
Outcome After Pancreaticoduodenectomy for Periampullary Cancer: An Analysis from the Veterans Affairs National Surgical Quality Improvement Program
Billingsley K, Hur K, Henderson W, Daley J, Khuri S, Bell R. Outcome After Pancreaticoduodenectomy for Periampullary Cancer: An Analysis from the Veterans Affairs National Surgical Quality Improvement Program. Journal Of Gastrointestinal Surgery 2003, 7: 484-491. PMID: 12763405, DOI: 10.1016/s1091-255x(03)00067-2.Peer-Reviewed Original ResearchConceptsNational Surgical Quality Improvement ProgramSurgical Quality Improvement ProgramVeterans Affairs Healthcare SystemQuality Improvement ProgramPeriampullary cancerAdverse outcomesRisk factorsVeterans Affairs National Surgical Quality Improvement ProgramVA National Surgical Quality Improvement ProgramPre-defined complicationsPostoperative mortality ratePreoperative risk factorsPreoperative serum albuminMain outcome measuresRisk-adjusted comparisonsDifferent health care systemsVA Medical CenterLogistic regression analysisHealth care systemPancreaticoduodenectomy outcomesPostoperative mortalityAnesthesiologists classificationPostoperative deathsSeptic complicationsIntraoperative variables
2002
The Development of a Telemedical Cancer Center within the Veterans Affairs Health Care System: A Report of Preliminary Clinical Results
Billingsley K, Schwartz D, Lentz S, Vallires E, Montgomery R, Schubach W, Penson D, Yueh B, Chansky H, Zink C, Parayno D, Starkebaum G. The Development of a Telemedical Cancer Center within the Veterans Affairs Health Care System: A Report of Preliminary Clinical Results. Telemedicine Journal And E-Health 2002, 8: 123-130. PMID: 12020412, DOI: 10.1089/15305620252933464.Peer-Reviewed Original ResearchConceptsVeterans Affairs Health Care SystemMultidisciplinary cancer careRegional Cancer CentreCancer CenterPreliminary clinical resultsTumor boardClinical resultsHealth care systemCancer careVeterans Integrated Service Network 20Outlying facilitiesCare systemAdditional diagnostic studiesEntire clinical spectrumEarly clinical resultsMultidisciplinary consultationTreatment delayClinical spectrumMalignant diseaseClinical detailsReferral processPatient travelPatient diagnosisTelemedicine linkPatientsRace, Treatment, and Survival of Veterans With Cancer of the Distal Esophagus and Gastric Cardia
Dominitz J, Maynard C, Billingsley K, Boyko E. Race, Treatment, and Survival of Veterans With Cancer of the Distal Esophagus and Gastric Cardia. Medical Care 2002, 40: i-14. PMID: 11789626, DOI: 10.1097/00005650-200201001-00003.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaBlack or African AmericanCarcinoma, Squamous CellCardiaChemotherapy, AdjuvantCohort StudiesEsophageal NeoplasmsEsophagectomyEsophagogastric JunctionHealth Services AccessibilityHealth Services ResearchHospitals, VeteransHumansMaleProportional Hazards ModelsRadiotherapy, AdjuvantRetrospective StudiesSurvival AnalysisUnited StatesVeteransWhite PeopleConceptsSquamous cell carcinomaDistal esophageal cancerSurgical resectionBlack patientsRadiation therapyEsophageal cancerEsophageal adenocarcinomaEqual‐access medical systemWhite veteransVeterans Affairs Medical CenterBlack male veteransDistal esophageal adenocarcinomaSurvival of veteransRetrospective cohort studySurvival of patientsCohort studyGastric cardiaDistal esophagusSimilar oddsCell carcinomaCancer survivalMedical CenterInvasive proceduresLower oddsSimilar survival