2019
Sarcomas in the United States: Recent trends and a call for improved staging
Gage MM, Nagarajan N, Ruck JM, Canner JK, Khan S, Giuliano K, Gani F, Wolfgang C, Johnston FM, Ahuja N. Sarcomas in the United States: Recent trends and a call for improved staging. Oncotarget 2019, 10: 2462-2474. PMID: 31069009, PMCID: PMC6497437, DOI: 10.18632/oncotarget.26809.Peer-Reviewed Original ResearchCause-specific mortalityMultivariable logistic regression modelEpidemiology of sarcomasEnd Results (SEER) databaseAppropriate surgical treatmentPatterns of careCases of sarcomaMajority of tumorsStandardization of careLogistic regression modelsCommon histologySurgical treatmentHistologic typeOverall incidenceResults databaseSurgical interventionTrue incidenceImproved stagingSarcoma casesSarcomaPrimary siteComprehensive national studyTreatment factorsHeterogeneous groupTumors
2016
Predictors of improved survival for patients with retroperitoneal sarcoma
Giuliano K, Nagarajan N, Canner JK, Wolfgang CL, Bivalacqua T, Terezakis S, Herman J, Schneider EB, Ahuja N. Predictors of improved survival for patients with retroperitoneal sarcoma. Surgery 2016, 160: 1628-1635. PMID: 27495850, DOI: 10.1016/j.surg.2016.05.041.Peer-Reviewed Original ResearchConceptsRetroperitoneal sarcomaMultivariable survival analysisSurvival analysisRetroperitoneal sarcoma patientsEnd Results (SEER) databaseOperative resectionImproved survivalLymph nodesSurvival benefitDistant metastasisHistologic typeResults databaseSarcoma patientsRare tumorCancer DatabaseLonger survivalPatientsSarcomaSurvivalParametric survival functionsLocal extensionFurther studiesHigh rateResectionRecurrence
2011
Early-Stage Gallbladder Cancer in the Surveillance, Epidemiology, and End Results Database: Effect of Extended Surgical Resection
Downing SR, Cadogan KA, Ortega G, Oyetunji TA, Siram SM, Chang DC, Ahuja N, Leffall LD, Frederick WA. Early-Stage Gallbladder Cancer in the Surveillance, Epidemiology, and End Results Database: Effect of Extended Surgical Resection. JAMA Surgery 2011, 146: 734-738. PMID: 21690451, DOI: 10.1001/archsurg.2011.128.Peer-Reviewed Original ResearchConceptsEarly-stage gallbladder cancerEnd Results (SEER) databaseMore lymph nodesLymph nodesGallbladder cancerSurgical resectionSurvival benefitT2 lesionsResults databaseMultivariate analysisDisease-positive lymph nodesPrimary gallbladder cancerExtended surgical resectionLN excisionOverall survivalSimple cholecystectomyAdvanced cancerFemale patientsCertain patientsRetrospective analysisSurgical proceduresSurvival advantagePatientsCancerResection
2010
Disparity in limb-salvage surgery among sarcoma patients
Downing S, Ahuja N, Oyetunji TA, Chang D, Frederick WA. Disparity in limb-salvage surgery among sarcoma patients. The American Journal Of Surgery 2010, 199: 549-553. PMID: 20359572, DOI: 10.1016/j.amjsurg.2009.12.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAmputation, SurgicalAsianBlack or African AmericanFemaleHealth Services AccessibilityHealthcare DisparitiesHispanic or LatinoHumansLimb SalvageLogistic ModelsMaleMiddle AgedMultivariate AnalysisNeoadjuvant TherapyOdds RatioProportional Hazards ModelsRadiotherapy, AdjuvantSarcomaSEER ProgramUnited StatesWhite PeopleConceptsLimb-sparing proceduresLimb salvage surgeryLimb salvagePreoperative radiationSarcoma patientsAfrican AmericansEnd Results (SEER) databaseAfrican American patientsSpecific surgical proceduresWhite patientsResults databaseTreatment modalitiesAmerican patientsSurgical proceduresPatientsMultivariate analysisBivariate analysisLogistic regressionSalvageSurgerySurvivalRecent studiesPrevious studiesTumorsAmericans
2009
Predictors of Survival After Resection of Retroperitoneal Sarcoma
Nathan H, Raut CP, Thornton K, Herman JM, Ahuja N, Schulick RD, Choti MA, Pawlik TM. Predictors of Survival After Resection of Retroperitoneal Sarcoma. Annals Of Surgery 2009, 250: 970-976. PMID: 19644351, PMCID: PMC3099434, DOI: 10.1097/sla.0b013e3181b25183.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overChildChild, PreschoolFemaleFollow-Up StudiesHumansInfantInfant, NewbornKaplan-Meier EstimateMaleMiddle AgedNeoplasm InvasivenessNeoplasm StagingPostoperative PeriodPrognosisProportional Hazards ModelsRetroperitoneal NeoplasmsRetrospective StudiesRisk FactorsSarcomaSEER ProgramSurvival RateTime FactorsUnited StatesYoung AdultConceptsPrimary retroperitoneal sarcomaRetroperitoneal sarcomaPredictors of survivalAJCC staging systemTumor sizeStaging systemRPS resectionHistological subtypesCurrent AJCC staging systemPatients Undergoing ResectionDiscriminatory abilityEnd Results (SEER) databaseAmerican Joint CommitteeCancer (AJCC) staging systemLymph node metastasisModerate discriminatory abilityMalignant fibrous histiocytomaProportional hazards modelPoor discriminatory abilityPrevalent histologyUndergoing resectionNode metastasisAJCC stageMultivariable analysisResults database