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Open Access. Powered by Scholars. Published by Universities.®

Western University

Oncology

2014

External Beam Radiotherapy

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Full-Text Articles in Medicine and Health Sciences

Overall Survival And Biochemical Failure-Free Survival Comparison Of Brachytherapy Treatment Options Versus External Beam Radiation Therapy For Both Low And Intermediate-Risk Prostate Cancer: A Propensity-Score Matched Analysis, Graham D. Smith Jul 2014

Overall Survival And Biochemical Failure-Free Survival Comparison Of Brachytherapy Treatment Options Versus External Beam Radiation Therapy For Both Low And Intermediate-Risk Prostate Cancer: A Propensity-Score Matched Analysis, Graham D. Smith

Electronic Thesis and Dissertation Repository

Purpose: This study compares overall survival (OS) and biochemical failure-free survival (bFFS) in low- and intermediate-risk prostate cancer patients that received brachytherapy [low-dose-rate brachytherapy (LDR-BT) or high-dose-rate brachytherapy with external beam radiation therapy (HDR-BT+EBRT)] versus external beam radiation therapy (EBRT) alone.

Materials/Methods: Patient data was obtained from the ProCaRS database, which contains 7974 prostate cancer patients treated at four Canadian institutions. Propensity score (PS) matching was used to generate matched cohorts with balanced baseline prognostic factors.

Results/Conclusions: Final PS matches included two 1:1 intermediate-risk patient matches, LDR-BT vs. EBRT (total n = 254) and HDR-BT+EBRT vs. EBRT (total n=388), and …