2021
Post-operative radiation therapy for non-small cell lung cancer: A comparison of radiation therapy techniques
Jairam V, Pasha S, Soulos PR, Gross CP, Yu JB, Park HS, Decker RH. Post-operative radiation therapy for non-small cell lung cancer: A comparison of radiation therapy techniques. Lung Cancer 2021, 161: 171-179. PMID: 34607209, DOI: 10.1016/j.lungcan.2021.09.010.Peer-Reviewed Original ResearchConceptsPost-operative radiation therapyNon-small cell lung cancerCell lung cancerRadiation therapyPropensity-score matchingLA-NSCLCCardiac toxicityLung cancerAdvanced non-small cell lung cancerClinical risk factorsProportion of patientsMultivariable logistic regressionPrior treatment historyPredictors of receiptUse of IMRTConformal radiation therapyLong-term toxicityChi-squared testRadiation therapy techniquesRadiotherapy treatment techniquesUpfront surgeryElderly patientsTreatment toxicityMean ageMedicare databaseSocial Connectedness Among Medicare Beneficiaries Following the Onset of the COVID-19 Pandemic
Talcott WJ, Yu JB, Gross CP, Park HS. Social Connectedness Among Medicare Beneficiaries Following the Onset of the COVID-19 Pandemic. JAMA Internal Medicine 2021, 181: 1245-1248. PMID: 34047760, PMCID: PMC8424484, DOI: 10.1001/jamainternmed.2021.2348.Peer-Reviewed Original ResearchFinancial relationships between industry and principal investigators of US cooperative group randomized cancer clinical trials
Metzger AL, Appiah A, Wright CM, Jairam V, Amini A, Park HS, Welsh JW, Thomas CR, Verma V, Ludmir EB. Financial relationships between industry and principal investigators of US cooperative group randomized cancer clinical trials. International Journal Of Cancer 2021, 149: 1683-1690. PMID: 34173669, DOI: 10.1002/ijc.33719.Peer-Reviewed Original ResearchConceptsClinical trialsMultivariable gamma regression analysesNational Clinical Trials NetworkPrincipal investigatorPhase III componentSystemic therapy trialsUS cooperative groupsClinical Trials NetworkCooperative groupsCancer clinical trialsGamma regression analysisSystemic therapySuch RCTsTherapy trialsRCTsTrials NetworkTrialsRegression analysisOne-thirdMedical journalsDrugsPrevalence of Missing Data in the National Cancer Database and Association With Overall Survival
Yang DX, Khera R, Miccio JA, Jairam V, Chang E, Yu JB, Park HS, Krumholz HM, Aneja S. Prevalence of Missing Data in the National Cancer Database and Association With Overall Survival. JAMA Network Open 2021, 4: e211793. PMID: 33755165, PMCID: PMC7988369, DOI: 10.1001/jamanetworkopen.2021.1793.Peer-Reviewed Original ResearchConceptsNational Cancer DatabaseNon-small cell lung cancerOverall survivalCell lung cancerCancer DatabaseMedical recordsLung cancerProstate cancerBreast cancerPatient recordsComplete dataRetrospective cohort studyCohort studyCancer RegistryCommon cancerVariables of interestHigh prevalenceMAIN OUTCOMEPatientsClinical advancementReal-world data sourcesCancerPrevalenceSurvivalHeterogeneous differences
2020
Temporal Trends in Opioid Prescribing Patterns Among Oncologists in the Medicare Population
Jairam V, Yang DX, Pasha S, Soulos PR, Gross CP, Yu JB, Park HS. Temporal Trends in Opioid Prescribing Patterns Among Oncologists in the Medicare Population. Journal Of The National Cancer Institute 2020, 113: 274-281. PMID: 32785685, PMCID: PMC7936059, DOI: 10.1093/jnci/djaa110.Peer-Reviewed Original ResearchConceptsOpioid-prescribing ratesOpioid prescribingOpioid Prescribing PatternsOpioid-prescribing guidelinesUS opioid epidemicPalliative care providersMultivariable negative binomial regressionNoncancer populationsPrescribing patternsPrescribing ratesSymptom managementCancer survivorsOpioid epidemicDrug claimsCare providersMedicare populationMedicare beneficiariesPrescribingOncologistsNononcologistsNegative binomial regressionOpioidsBinomial regressionPatientsAnnual numberNational Patterns in Prescription Opioid Use and Misuse Among Cancer Survivors in the United States
Jairam V, Yang DX, Verma V, Yu JB, Park HS. National Patterns in Prescription Opioid Use and Misuse Among Cancer Survivors in the United States. JAMA Network Open 2020, 3: e2013605. PMID: 32804217, PMCID: PMC7431994, DOI: 10.1001/jamanetworkopen.2020.13605.Peer-Reviewed Original ResearchConceptsPrescription opioid usePrescription opioid misuseRecent cancer survivorsOpioid useCancer survivorsAdult cancer survivorsOpioid misuseUse disordersHigher prescription opioid useRecent cancer historyCancer-related painHistory of cancerPopulation-based studyNonmelanoma skin cancerDrug use disordersCross-sectional studyAlcohol use disorderLong-term misusePrescription opioidsCancer historyMAIN OUTCOMESkin cancerDrug useYounger ageCancerNationwide Patterns of Pathologic Fractures Among Patients Hospitalized With Bone Metastases
Jairam V, Lee V, Yu JB, Park HS. Nationwide Patterns of Pathologic Fractures Among Patients Hospitalized With Bone Metastases. American Journal Of Clinical Oncology 2020, 43: 720-726. PMID: 32694296, DOI: 10.1097/coc.0000000000000737.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBone NeoplasmsFemaleFractures, SpontaneousHumansInpatientsMaleMiddle AgedRisk FactorsUnited StatesConceptsPathologic fractureBone metastasesMultiple myelomaUtilization Project National Inpatient SampleLonger inpatient staysMultivariable logistic regressionNational Inpatient SampleIntrahepatic bile ductsRenal pelvis cancerRenal cell carcinomaProphylactic stabilizationHospital admissionPrimary cancerBile ductInpatient stayPelvis cancerCell carcinomaInpatient SamplePrimary diagnosisRisk factorsBaseline differencesOutpatient monitoringHigh riskHealthcare costsPatientsNationwide patterns of hemorrhagic stroke among patients hospitalized with brain metastases: influence of primary cancer diagnosis and anticoagulation
Lee V, Jairam V, Yu JB, Park HS. Nationwide patterns of hemorrhagic stroke among patients hospitalized with brain metastases: influence of primary cancer diagnosis and anticoagulation. Scientific Reports 2020, 10: 10084. PMID: 32572113, PMCID: PMC7308286, DOI: 10.1038/s41598-020-67316-8.Peer-Reviewed Original ResearchConceptsBrain metastasesLong-term anticoagulationIntracerebral hemorrhageKidney cancerHigh riskUtilization Project Nationwide Inpatient SampleDiagnosis of ICHHospital-related characteristicsRisks of anticoagulationPrimary cancer diagnosisMultivariable logistic regressionNationwide Inpatient SampleLonger lengthDiagnosis of melanomaMann-Whitney UHemorrhagic strokeNeurologic dysfunctionConcurrent diagnosisSignificant morbiditySecondary diagnosisInpatient SampleBaseline differencesDecreased qualityAnticoagulationHealthcare costsNational trends in the management of patients with positive surgical margins at radical prostatectomy
Ghabili K, Park HS, Yu JB, Sprenkle PC, Kim SP, Nguyen KA, Ma X, Gross CP, Leapman MS. National trends in the management of patients with positive surgical margins at radical prostatectomy. World Journal Of Urology 2020, 39: 1141-1151. PMID: 32562045, DOI: 10.1007/s00345-020-03298-6.Peer-Reviewed Original ResearchConceptsAndrogen deprivation therapyPositive surgical marginsUse of ADTPost-prostatectomy radiation therapyRadiation therapySurgical marginsRadical prostatectomyInitial courseNode-negative prostate cancerPost-operative radiation therapyMultivariable logistic regression modelNational Cancer DatabaseAdverse pathologic featuresManagement of patientsPost-operative managementLogistic regression modelsDeprivation therapySurgical cancersPrimary endpointRT useSecondary endpointsPathologic characteristicsPathologic featuresUninsured statusCancer DatabaseEmergency Department Visits for Firearm-Related Injuries among Youth in the United States, 2006–2015
Lee V, Camp C, Jairam V, Park HS, Yu JB. Emergency Department Visits for Firearm-Related Injuries among Youth in the United States, 2006–2015. The Journal Of Law, Medicine & Ethics 2020, 48: 67-73. PMID: 33404319, DOI: 10.1177/1073110520979403.Peer-Reviewed Original ResearchConceptsNationwide Emergency Department SampleEmergency department visitsFirearm injuriesDepartment visitsInjury dataSignificant public health problemEmergency Department SampleEmergency Department DatabasesPublic health problemFirearm-related injuriesPatient ageEmergency departmentRisk factorsDepartment databaseNumber of childrenSignificant burdenImmense burdenHealth problemsDeath dataInjuryVisitsUnited StatesBurdenDescriptive analysisSafety measures
2019
Emergency Department Visits for Opioid Overdoses Among Patients With Cancer
Jairam V, Yang DX, Yu JB, Park HS. Emergency Department Visits for Opioid Overdoses Among Patients With Cancer. Journal Of The National Cancer Institute 2019, 112: 938-943. PMID: 31845985, PMCID: PMC7492769, DOI: 10.1093/jnci/djz233.Peer-Reviewed Original ResearchConceptsOpioid-related ED visitsED visitsEmergency departmentOpioid overdoseComorbid diagnosesUtilization Project Nationwide Emergency Department SampleMultivariable logistic regression analysisNationwide Emergency Department SampleHigh opioid useOpioid-related visitsPrimary disease siteEmergency department visitsEmergency Department SampleLogistic regression analysisSubstance use disordersOpioid useDepartment visitsChronic painMultiple myelomaNeck cancerPrimary diagnosisRisk factorsPatient visitsBaseline differencesOpioid overdosesOutcomes following Lower Extremity Amputation in Patients with Diabetes Mellitus and Peripheral Arterial Disease
Pourghaderi P, Yuquimpo KM, Roginski Guetter C, Mansfield L, Park HS. Outcomes following Lower Extremity Amputation in Patients with Diabetes Mellitus and Peripheral Arterial Disease. Annals Of Vascular Surgery 2019, 63: 259-268. PMID: 31626926, DOI: 10.1016/j.avsg.2019.08.084.Peer-Reviewed Original ResearchConceptsPeripheral arterial diseaseLower extremity amputationConcurrent diabetes mellitusDiabetes mellitusArterial diseaseExtremity amputationPresence of PADUtilization Project Nationwide Inpatient SampleICD-9 procedure codesNationwide Inpatient SampleBest practice careAdult patientsPatient characteristicsPostoperative outcomesSuch comorbiditiesAdditional patientsClinical outcomesMultivariable analysisEmergency admissionsMean agePatient morbidityPatient populationInpatient SampleHospital characteristicsHigh incidenceError Types and Associations of Clinically Significant Events Within Food and Drug Administration Recalls of Linear Accelerators and Related Products
Jairam V, Lincoln H, Brown D, Park HS, Evans SB. Error Types and Associations of Clinically Significant Events Within Food and Drug Administration Recalls of Linear Accelerators and Related Products. Practical Radiation Oncology 2019, 10: e8-e15. PMID: 31408733, DOI: 10.1016/j.prro.2019.08.001.Peer-Reviewed Original ResearchQuality at the American Society for Radiation Oncology Annual Meeting: Gender Balance Among Invited Speakers and Associations with Panel Success
Rahimy E, Jagsi R, Park HS, Moran JM, Cervino L, Albert A, Lee A, Evans S. Quality at the American Society for Radiation Oncology Annual Meeting: Gender Balance Among Invited Speakers and Associations with Panel Success. International Journal Of Radiation Oncology • Biology • Physics 2019, 104: 987-996. PMID: 31085284, DOI: 10.1016/j.ijrobp.2019.05.005.Peer-Reviewed Original Research
2018
Clinical value of transoral robotic surgery: Nationwide results from the first 5 years of adoption
Li H, Torabi SJ, Park HS, Yarbrough WG, Mehra S, Choi R, Judson BL. Clinical value of transoral robotic surgery: Nationwide results from the first 5 years of adoption. The Laryngoscope 2018, 129: 1844-1855. PMID: 30575965, DOI: 10.1002/lary.27740.Peer-Reviewed Original ResearchMeSH KeywordsCarcinoma, Squamous CellChemoradiotherapy, AdjuvantChi-Square DistributionCombined Modality TherapyDatabases, FactualFemaleHumansKaplan-Meier EstimateMaleMargins of ExcisionMiddle AgedMultivariate AnalysisNatural Orifice Endoscopic SurgeryNeoplasm StagingOropharyngeal NeoplasmsProportional Hazards ModelsRegression AnalysisRetrospective StudiesRobotic Surgical ProceduresTreatment OutcomeUnited StatesConceptsOropharyngeal squamous cell carcinomaTransoral robotic surgeryTransoral laser microsurgeryNonrobotic surgeryTORS patientsPositive marginsTLM patientsLower likelihoodT2 oropharyngeal squamous cell carcinomaEarly stage oropharyngeal squamous cell carcinomaLong-term oncologic outcomesUse of TORSKaplan-Meier log-rank testRobotic surgeryNational Cancer DatabaseMajority of patientsMultivariate Cox analysisSquamous cell carcinomaLog-rank testChi-square testCox multivariateN3 diseaseAdjuvant chemoradiotherapyAdjuvant radiotherapyAdjuvant therapy
2017
Radiosurgery for Brain Metastases: Changing Practice Patterns and Disparities in the United States.
Kann BH, Park HS, Johnson SB, Chiang VL, Yu JB. Radiosurgery for Brain Metastases: Changing Practice Patterns and Disparities in the United States. Journal Of The National Comprehensive Cancer Network 2017, 15: 1494-1502. PMID: 29223987, DOI: 10.6004/jnccn.2017.7003.Peer-Reviewed Original ResearchConceptsNational Cancer Data BaseStereotactic radiosurgeryBrain metastasesPractice patternsBrain radiotherapyMetastatic diseaseMetastatic non-small cell lung cancerNon-small cell lung cancerNon-SR patientsUpfront brain radiotherapyNational practice patternsProportion of patientsKaplan-Meier methodCell lung cancerProportion of facilitiesQuality of lifeChi-square testActuarial survivalIntracranial controlNeurocognitive toxicityNonprivate insuranceSRS useNCDB analysisDiagnosis yearMultivariable analysisAdjuvant Therapy Use and Survival in Stage II Endometrial Cancer
Lester-Coll NH, Young MR, Park HS, Ratner ES, Litkouhi B, Damast S. Adjuvant Therapy Use and Survival in Stage II Endometrial Cancer. International Journal Of Gynecological Cancer 2017, 27: 1904-1911. PMID: 28763364, DOI: 10.1097/igc.0000000000001095.Peer-Reviewed Original ResearchConceptsReceipt of chemotherapyEndometrioid endometrial carcinomaNational Cancer Data BaseImproved overall survivalRole of chemotherapyOverall survivalAdjuvant chemotherapyAdjuvant treatmentStage II endometrial cancerCox proportional hazards regressionPropensity scoreAdjuvant therapy useGrade 3 diseaseStage II patientsProportional hazards regressionWorse overall survivalMultivariable logistic regressionKaplan-Meier estimatesLog-rank testAdjuvant radiotherapyExcellent prognosisLymphovascular invasionObservational cohortEEC patientsEndometrial cancerStage I Lung SBRT Clinical Practice Patterns
Corso CD, Park HS, Moreno AC, Kim AW, Yu JB, Husain ZA, Decker RH. Stage I Lung SBRT Clinical Practice Patterns. American Journal Of Clinical Oncology 2017, 40: 358-361. PMID: 25503436, DOI: 10.1097/coc.0000000000000162.Peer-Reviewed Original ResearchConceptsStereotactic body radiation therapyNational Cancer DatabaseStage I non-small cell lung cancer patientsUse of SBRTNon-small cell lung cancer patientsCell lung cancer patientsStage I NSCLCMajority of patientsClinical practice patternsLung cancer patientsBody radiation therapyMedian BED10SBRT useDosing guidelinesRetrospective studyCancer patientsPrescription trendsCancer DatabasePractice patternsRadiation therapyPatientsDose prescriptionGyRegimensCommon prescriptionRole of Adjuvant Treatment in Esophageal Cancer With Incidental Pathologic Node Positivity
Gao SJ, Park HS, Corso CD, Rutter CE, Kim AW, Johung KL. Role of Adjuvant Treatment in Esophageal Cancer With Incidental Pathologic Node Positivity. The Annals Of Thoracic Surgery 2017, 104: 267-274. PMID: 28456393, DOI: 10.1016/j.athoracsur.2017.01.092.Peer-Reviewed Original ResearchConceptsMargin-positive patientsSurgical resectionEsophageal cancer patientsMargin-negative patientsAdjuvant treatmentChemoradiation therapyOverall survivalCarcinoma patientsCancer patientsMultivariable Cox regression analysisNational Cancer Data BaseSquamous cell carcinoma patientsPathologic nodal involvementPathologic node positivityConcurrent chemoradiation therapyAdjuvant chemoradiation therapyCell carcinoma patientsEsophageal carcinoma patientsCox regression analysisFurther prospective studiesOptimal adjuvant treatmentLog-rank testKaplan-Meier estimationAdjuvant chemotherapyN0 patients
2016
Trends in stereotactic body radiation therapy for stage I small cell lung cancer
Stahl JM, Corso CD, Verma V, Park HS, Nath SK, Husain ZA, Simone CB, Kim AW, Decker RH. Trends in stereotactic body radiation therapy for stage I small cell lung cancer. Lung Cancer 2016, 103: 11-16. PMID: 28024690, DOI: 10.1016/j.lungcan.2016.11.009.Peer-Reviewed Original ResearchConceptsStage I small cell lung cancerNational Cancer Data BaseSmall cell lung cancerCell lung cancerMultivariable logistic regressionSBRT utilizationLung cancerDose prescriptionLogistic regressionStereotactic body radiation therapyInitial treatment allocationClinical stage IDefinitive surgical managementAdministration of chemotherapyKaplan-Meier methodBody radiation therapyRadiation therapy utilizationSBRT useChemotherapy useInoperable patientsMedian survivalChemotherapy administrationOverall survivalSurgical managementTherapy utilization