2019
Overall survival is improved when DCIS accompanies invasive breast cancer
Kole AJ, Park HS, Johnson SB, Kelly JR, Moran MS, Patel AA. Overall survival is improved when DCIS accompanies invasive breast cancer. Scientific Reports 2019, 9: 9934. PMID: 31289308, PMCID: PMC6616329, DOI: 10.1038/s41598-019-46309-2.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBiomarkers, TumorBreast NeoplasmsCarcinoma, Ductal, BreastCarcinoma, Intraductal, NoninfiltratingCarcinoma, LobularCombined Modality TherapyFemaleFollow-Up StudiesHumansMiddle AgedNeoplasm InvasivenessPrognosisReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneRetrospective StudiesSurvival RateConceptsInvasive ductal carcinomaOverall survivalDCIS componentDuctal carcinomaBreast cancerER/PR positivityPure invasive ductal carcinomasMultivariable Cox modelingReceipt of mastectomyNational Cancer DatabaseSuperior overall survivalNode-negative diseaseBetter overall survivalInvasive breast cancerFavorable clinical characteristicsTreatment-related variablesUseful prognostic factorBreast cancer patientsInvasive tumor sizeDifferent biological behaviorPR positivityClinical characteristicsNegative diseaseCox modelingPrognostic factors
2017
Use of Alternative Medicine for Cancer and Its Impact on Survival
Johnson SB, Park HS, Gross CP, Yu JB. Use of Alternative Medicine for Cancer and Its Impact on Survival. Journal Of The National Cancer Institute 2017, 110: djx145. PMID: 28922780, DOI: 10.1093/jnci/djx145.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsBreast NeoplasmsChoice BehaviorColorectal NeoplasmsComorbidityComplementary TherapiesEducational StatusFemaleHumansIncomeLung NeoplasmsMaleNeoplasm StagingNorthwestern United StatesPacific StatesPatient PreferenceProstatic NeoplasmsResidence CharacteristicsSex FactorsSurvival RateConceptsConventional cancer treatmentsAlternative medicineColorectal cancerCox proportional hazards regressionGreater riskLower comorbidity scoreMultivariable logistic regressionProportional hazards regressionPatterns of utilizationHigher socioeconomic statusNonmetastatic breastComorbidity scoreHormone therapyCurable cancerHazards regressionLung cancerAM useAnticancer treatmentStage IICancerIndependent covariatesLogistic regressionPatientsCancer treatmentSocioeconomic status
2016
Association between access to accelerated partial breast irradiation and use of adjuvant radiotherapy
Wang EH, Park HS, Rutter CE, Gross CP, Soulos PR, Yu JB, Evans SB. Association between access to accelerated partial breast irradiation and use of adjuvant radiotherapy. Cancer 2016, 123: 502-511. PMID: 27657353, DOI: 10.1002/cncr.30356.Peer-Reviewed Original ResearchConceptsBreast-conserving surgeryInvasive cancerDuctal carcinomaNational Cancer Data BaseEarly-stage breast cancerReceipt of radiotherapySubgroup multivariable analysisSubset of patientsMultivariable logistic regressionPartial breast irradiationOverall sampleRT receiptAdjuvant radiotherapyEligible patientsRT useMultivariable analysisRetrospective studyBreast irradiationBreast cancerIndependent factorsPatientsRadiotherapyCancerLogistic regressionAPBI
2015
The evolving role of adjuvant radiotherapy for elderly women with early‐stage breast cancer
Rutter CE, Lester-Coll NH, Mancini BR, Corso CD, Park HS, Yeboa DN, Gross CP, Evans SB. The evolving role of adjuvant radiotherapy for elderly women with early‐stage breast cancer. Cancer 2015, 121: 2331-2340. PMID: 25810128, DOI: 10.1002/cncr.29377.Peer-Reviewed Original ResearchConceptsEarly-stage breast cancerER-positive early-stage breast cancerRT useElderly patientsLogistic regression analysisBoost radiotherapyAdjuvant radiotherapyBreast cancerLeukemia Group B (CALGB) 9343 trialPositive early-stage breast cancerNational Cancer Data BaseMultivariable logistic regression analysisAvoidance of radiotherapyLocal control benefitNegative resection marginsYear of diagnosisUse of radiotherapyRegression analysisClinicopathologic covariatesRT detailsOlder patientsOverall survivalHypofractionated radiotherapyResection marginsEvidence-based practiceGrowing Use of Mastectomy for Ductal Carcinoma-In Situ of the Breast Among Young Women in the United States
Rutter CE, Park HS, Killelea BK, Evans SB. Growing Use of Mastectomy for Ductal Carcinoma-In Situ of the Breast Among Young Women in the United States. Annals Of Surgical Oncology 2015, 22: 2378-2386. PMID: 25564175, DOI: 10.1245/s10434-014-4334-x.Peer-Reviewed Original ResearchConceptsContralateral prophylactic mastectomyUse of mastectomyYounger patientsHigh-risk histopathologic featuresNational Cancer Data BaseGreater medical comorbidityRate of mastectomyYounger patient ageBreast conservation therapyMultivariable logistic regressionHigh tumor gradeProportion of womenBackgroundDuctal carcinomaPreinvasive formExtensive diseaseMastectomy ratesMedical comorbiditiesPatient ageConservation therapyDuctal carcinomaHistopathologic featuresExcellent outcomesProphylactic mastectomySurgical choiceTumor grade
2014
Assessment of National Practice for Palliative Radiation Therapy for Bone Metastases Suggests Marked Underutilization of Single-Fraction Regimens in the United States
Rutter CE, Yu JB, Wilson LD, Park HS. Assessment of National Practice for Palliative Radiation Therapy for Bone Metastases Suggests Marked Underutilization of Single-Fraction Regimens in the United States. International Journal Of Radiation Oncology • Biology • Physics 2014, 91: 548-555. PMID: 25542310, DOI: 10.1016/j.ijrobp.2014.10.045.Peer-Reviewed Original ResearchConceptsNational Cancer Data BaseBone metastasesRadiation therapyMultiple fraction radiation therapyNon-private health insuranceSingle-fraction regimensPalliative radiation therapyProportion of patientsValue-based treatment decisionsRadiation therapy regimensMultiple-fraction treatmentsSingle-fraction treatmentCost-conscious careIndependent predictorsOsseous metastasesRandomized evidenceTherapy regimensLung cancerTreatment decisionsVertebral sitesClinical practicePatientsMarked underutilizationOlder ageSingle fraction