2019
Is Proton Therapy a “Pro” for Breast Cancer? A Comparison of Proton vs. Non-proton Radiotherapy Using the National Cancer Database
Chowdhary M, Lee A, Gao S, Wang D, Barry PN, Diaz R, Bagadiya NR, Park HS, Yu JB, Wilson LD, Moran MS, Higgins SA, Knowlton CA, Patel KR. Is Proton Therapy a “Pro” for Breast Cancer? A Comparison of Proton vs. Non-proton Radiotherapy Using the National Cancer Database. Frontiers In Oncology 2019, 8: 678. PMID: 30693271, PMCID: PMC6339938, DOI: 10.3389/fonc.2018.00678.Peer-Reviewed Original ResearchLymph node irradiationNational Cancer DatabaseOverall survivalMultivariable analysisBreast cancerCancer DatabaseProton radiotherapyNon-metastatic breast cancerCox proportional hazards modelHigher heart dosesN2-N3 diseaseMultivariate logistic analysisProportional hazards modelAcademic facilitiesLogistic regression modelsHeart dosesAdjuvant radiotherapyNode irradiationHazard ratioNode positivityClinical benefitClinical trialsPRT patientsStage 0Hazards model
2017
Annual Facility Treatment Volume and Patient Survival for Mycosis Fungoides and Sézary Syndrome
Kann BH, Park HS, Yeboa DN, Aneja S, Girardi M, Foss FM, Roberts KB, Wilson LD. Annual Facility Treatment Volume and Patient Survival for Mycosis Fungoides and Sézary Syndrome. Clinical Lymphoma Myeloma & Leukemia 2017, 17: 520-526.e2. PMID: 28655598, DOI: 10.1016/j.clml.2017.05.017.Peer-Reviewed Original ResearchConceptsMF/SSOverall survivalSézary syndromeHazard ratioImproved survivalMycosis fungoidesPatient survivalHighest quintileLowest quintileTreatment volumeImproved overall survivalMultivariable Cox regressionNational Cancer DatabaseKaplan-Meier methodAnnual patient volumeNational database analysisLog-rank testContinuous variablesMedian followMultivariable analysisCox regressionOS survivalCancer DatabasePatientsPatient volume
2016
A Novel Prognostic Index for Ocular Adnexal Lymphoma
Meeks M, Park H, Yu J, Roberts K, Foss F, Wilson L. A Novel Prognostic Index for Ocular Adnexal Lymphoma. Blood 2016, 128: 3597. DOI: 10.1182/blood.v128.22.3597.3597.Peer-Reviewed Original ResearchOcular adnexal lymphomaNovel prognostic indexOverall survivalIndolent histologiesPrognostic indexRelative survivalAdnexal lymphomaGroup IIGroup IGroup I. Group IEnd Results (SEER) databaseSuperior overall survivalCohort of patientsProportional hazards analysisKaplan-Meier estimatesLacrimal gland tumorsHeterogeneous patient populationLarge national databaseAggressive histologyDistant diseaseConjunctival tumorsHazard ratioPrognostic factorsRare malignancyIndependent predictors
2013
Statins and prostate cancer recurrence following radical prostatectomy or radiotherapy: a systematic review and meta-analysis
Park HS, Schoenfeld JD, Mailhot RB, Shive M, Hartman RI, Ogembo R, Mucci LA. Statins and prostate cancer recurrence following radical prostatectomy or radiotherapy: a systematic review and meta-analysis. Annals Of Oncology 2013, 24: 1427-1434. PMID: 23508824, PMCID: PMC3660083, DOI: 10.1093/annonc/mdt077.Peer-Reviewed Original ResearchConceptsRecurrence-free survivalPrimary treatment modalityLocalized prostate cancerEffect of statinsRadical prostatectomy patientsProstate cancer recurrenceHazard ratioProstatectomy patientsTreatment modalitiesRadical prostatectomyCancer recurrenceProstate cancerProstate cancer patientsOncologic outcomesDefinitive treatmentRT patientsCancer patientsEmbase databasesEligible studiesStatinsPatientsSystematic reviewRadiotherapyBeneficial effectsSystematic search
2012
Immortal Time Bias: A Frequently Unrecognized Threat to Validity in the Evaluation of Postoperative Radiotherapy
Park HS, Gross CP, Makarov DV, Yu JB. Immortal Time Bias: A Frequently Unrecognized Threat to Validity in the Evaluation of Postoperative Radiotherapy. International Journal Of Radiation Oncology • Biology • Physics 2012, 83: 1365-1373. PMID: 22342097, DOI: 10.1016/j.ijrobp.2011.10.025.Peer-Reviewed Original ResearchConceptsSequential landmark analysesPostoperative radiotherapyImmortal time biasLandmark analysisTumor typesEnd Results (SEER) databaseObservational cohort studyTime biasObservation cohortCohort studyHazard ratioProspective trialImproved survivalResults databaseConditional survivalRoutine useSurvivalApparent benefitRadiotherapyCohort