2015
Comparison of anal cancer outcomes in public and private hospital patients treated at a single radiation oncology center
Bitterman DS, Grew D, Gu P, Cohen RF, Sanfilippo NJ, Leichman CG, Leichman LP, Moore HG, Gold HT, Du KL. Comparison of anal cancer outcomes in public and private hospital patients treated at a single radiation oncology center. Journal Of Gastrointestinal Oncology 2015, 6: 524-33. PMID: 26487947, PMCID: PMC4570920, DOI: 10.3978/j.issn.2078-6891.2015.061.Peer-Reviewed Original ResearchDisease-free survivalColostomy-free survivalOverall survivalPublic hospital patientsPrivate hospital patientsHospital patientsRadiotherapy durationFree survivalRadiotherapy delayRadiation therapyHigher clinical T stageThree-year overall survivalPoor disease-free survivalPrivate hospitalsAdvanced anal cancerAnal cancer outcomesSame cancer centerUnplanned treatment breaksClinical T stageAnal cancer patientsKaplan-Meier methodLow socioeconomic status populationClinical stage groupsLog-rank testProportional hazards modelRadiation therapy improves survival in rectal small cell cancer - Analysis of Surveillance Epidemiology and End Results (SEER) data
Modrek AS, Hsu HC, Leichman CG, Du KL. Radiation therapy improves survival in rectal small cell cancer - Analysis of Surveillance Epidemiology and End Results (SEER) data. Radiation Oncology 2015, 10: 101. PMID: 25902707, PMCID: PMC4464878, DOI: 10.1186/s13014-015-0411-y.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntineoplastic Agents, AlkylatingAntineoplastic Combined Chemotherapy ProtocolsCarcinoma, Small CellCombined Modality TherapyDigestive System Surgical ProceduresFemaleHumansKaplan-Meier EstimateMaleMiddle AgedOrganoplatinum CompoundsProportional Hazards ModelsRectal NeoplasmsRetrospective StudiesSEER ProgramSurvival AnalysisUnited StatesConceptsRadiation therapyOverall survivalRectal cancerSurveillance EpidemiologyCell carcinomaSEER dataMultivariate Cox proportional hazards modelCox proportional hazards modelBackgroundSmall cell carcinomaMethodsThe SEER databaseCancer-directed therapyEnd Results (SEER) databaseUnadjusted hazard ratioEnd Results (SEER) dataKaplan-Meier methodOverall survival rateYear of diagnosisSmall cell carcinomaSignificant survival advantagePearson's chi-square testProportional hazards modelOnly significant factorChi-square testChemotherapy usageLocoregional cases
2011
Impact of marital status and race on outcomes of patients enrolled in Radiation Therapy Oncology Group prostate cancer trials
Du KL, Bae K, Movsas B, Yan Y, Bryan C, Bruner DW. Impact of marital status and race on outcomes of patients enrolled in Radiation Therapy Oncology Group prostate cancer trials. Supportive Care In Cancer 2011, 20: 1317-1325. PMID: 21720747, DOI: 10.1007/s00520-011-1219-4.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overClinical Trials, Phase I as TopicClinical Trials, Phase II as TopicClinical Trials, Phase III as TopicFollow-Up StudiesHumansKaplan-Meier EstimateLogistic ModelsMaleMarital StatusMiddle AgedPrognosisProportional Hazards ModelsProstatic NeoplasmsRacial GroupsRandomized Controlled Trials as TopicSurvival RateTime FactorsTreatment FailureTreatment OutcomeConceptsPathologic prognostic factorsPrognostic factorsProportional hazards modelOverall survivalMedian timeSociodemographic factorsWhite patientsCancer outcomesPrognostic indicatorProstate cancerMarital statusImproved prostate cancer outcomesHigh-risk cancer patientsGray proportional hazards modelsCommon visceral cancerOutcomes of patientsBiochemical failure rateCumulative incidence methodSignificant prognostic factorsCancer-related outcomesKaplan-Meier methodProstate cancer outcomesGroup of patientsNon-white patientsProstate cancer risk