Observation with or without late radiotherapy is equivalent to early radiotherapy in high-risk prostate cancer after radical prostatectomy: A SEER-Medicare analysis on trends, survival outcomes, and complications
Kwon Y, Wang W, Srivastava A, Jang T, Singer E, Parikh R, Kim W, Kim I. Observation with or without late radiotherapy is equivalent to early radiotherapy in high-risk prostate cancer after radical prostatectomy: A SEER-Medicare analysis on trends, survival outcomes, and complications. Prostate International 2020, 9: 82-89. PMID: 34386450, PMCID: PMC8322776, DOI: 10.1016/j.prnil.2020.10.002.Peer-Reviewed Original ResearchHigh-risk prostate cancerLate radiotherapyDRT groupProstate cancerSurvival outcomesHigh-risk pathologic featuresMultivariable Cox regression modelsCancer-specific survival outcomesFive-year overallPost-RP radiotherapySEER-Medicare analysisMonths of surgeryWorse survival outcomesKaplan-Meier analysisCox regression modelProportion of menCochran-Armitage trend testEarly radiotherapyPathologic featuresRegression modelsStudy cohortERT groupRadical prostatectomyClinical trialsRadiation toxicity