Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer

That intensity-modulated radiotherapy (IMRT) plus antiandrogen therapy (IMRT-ADT) and radical prostatectomy (RP) are the definitive optimal treatments for relatively young patients (aged ≤ 65 years) with high- or very high-risk localized prostate cancer (HR/VHR-LPC), but remains controversial. We co...

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Main Authors: Hung-Jen Shih, Shyh-Chyi Chang, Chia-Hao Hsu, Yi-Chu Lin, Chu-Hsuan Hung, Szu-Yuan Wu
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/23/5986
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author Hung-Jen Shih
Shyh-Chyi Chang
Chia-Hao Hsu
Yi-Chu Lin
Chu-Hsuan Hung
Szu-Yuan Wu
author_facet Hung-Jen Shih
Shyh-Chyi Chang
Chia-Hao Hsu
Yi-Chu Lin
Chu-Hsuan Hung
Szu-Yuan Wu
author_sort Hung-Jen Shih
collection DOAJ
description That intensity-modulated radiotherapy (IMRT) plus antiandrogen therapy (IMRT-ADT) and radical prostatectomy (RP) are the definitive optimal treatments for relatively young patients (aged ≤ 65 years) with high- or very high-risk localized prostate cancer (HR/VHR-LPC), but remains controversial. We conducted a national population-based cohort study by using propensity score matching (PSM) to evaluate the clinical outcomes of RP and IMRT-ADT in relatively young patients with HR/VHR-LPC. <i>Methods</i>: We used the Taiwan Cancer Registry database to evaluate clinical outcomes in relatively young (aged ≤ 65 years) patients with HR/VHR-LPC, as defined by the National Comprehensive Cancer Network risk strata. The patients had received RP or IMRT-ADT (high-dose, ≥72 Gy plus long-term, 1.5–3 years, ADT). Head-to-head PSM was used to balance potential confounders. A Cox proportional hazards regression model was used to analyze oncologic outcomes. <i>Results</i>: High-dose IMRT-ADT had a higher risk of biochemical failure (adjusted hazard ratio [aHR] = 2.03, 95% confidence interval [CI] 1.56–2.65, <i>p</i> < 0.0001) compared with RP; IMRT-ADT did not have an increased risk of all-cause death (aHR = 1.2, 95% CI 0.65–2.24, <i>p</i> = 0.564), locoregional recurrence (aHR = 0.88, 95% CI 0.67–1.06, <i>p</i> = 0.3524), or distant metastasis (aHR = 1.03, 95% CI 0.56–1.9, <i>p</i> = 0.9176) compared with RP. <i>Conclusion</i>: In relatively young patients with HR/VHR-LPC, RP and IMRT-ADT yielded similar oncologic outcomes and RP reduced the risk of biochemical failure compared with IMRT-ADT.
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spelling doaj.art-3c0d39bf598d47e6baa3cb953cdb88042023-11-23T02:12:38ZengMDPI AGCancers2072-66942021-11-011323598610.3390/cancers13235986Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate CancerHung-Jen Shih0Shyh-Chyi Chang1Chia-Hao Hsu2Yi-Chu Lin3Chu-Hsuan Hung4Szu-Yuan Wu5Division of Urology, Department of Surgery, Changhua Christian Hospital, Changhua 500, TaiwanDepartment of Urology, Lo-Hsu Medical Foundation, Lotung Poh-Ai Hospital, Yilan 265, TaiwanDepartment of Urology, Lo-Hsu Medical Foundation, Lotung Poh-Ai Hospital, Yilan 265, TaiwanDepartment of Urology, Lo-Hsu Medical Foundation, Lotung Poh-Ai Hospital, Yilan 265, TaiwanDepartment of Urology, Lo-Hsu Medical Foundation, Lotung Poh-Ai Hospital, Yilan 265, TaiwanDepartment of Food Nutrition and Health Biotechnology, College of Medical and Health Science, Asia University, Taichung 413, TaiwanThat intensity-modulated radiotherapy (IMRT) plus antiandrogen therapy (IMRT-ADT) and radical prostatectomy (RP) are the definitive optimal treatments for relatively young patients (aged ≤ 65 years) with high- or very high-risk localized prostate cancer (HR/VHR-LPC), but remains controversial. We conducted a national population-based cohort study by using propensity score matching (PSM) to evaluate the clinical outcomes of RP and IMRT-ADT in relatively young patients with HR/VHR-LPC. <i>Methods</i>: We used the Taiwan Cancer Registry database to evaluate clinical outcomes in relatively young (aged ≤ 65 years) patients with HR/VHR-LPC, as defined by the National Comprehensive Cancer Network risk strata. The patients had received RP or IMRT-ADT (high-dose, ≥72 Gy plus long-term, 1.5–3 years, ADT). Head-to-head PSM was used to balance potential confounders. A Cox proportional hazards regression model was used to analyze oncologic outcomes. <i>Results</i>: High-dose IMRT-ADT had a higher risk of biochemical failure (adjusted hazard ratio [aHR] = 2.03, 95% confidence interval [CI] 1.56–2.65, <i>p</i> < 0.0001) compared with RP; IMRT-ADT did not have an increased risk of all-cause death (aHR = 1.2, 95% CI 0.65–2.24, <i>p</i> = 0.564), locoregional recurrence (aHR = 0.88, 95% CI 0.67–1.06, <i>p</i> = 0.3524), or distant metastasis (aHR = 1.03, 95% CI 0.56–1.9, <i>p</i> = 0.9176) compared with RP. <i>Conclusion</i>: In relatively young patients with HR/VHR-LPC, RP and IMRT-ADT yielded similar oncologic outcomes and RP reduced the risk of biochemical failure compared with IMRT-ADT.https://www.mdpi.com/2072-6694/13/23/5986prostate cancerradical prostatectomyintensity-modulated radiotherapyyoung men
spellingShingle Hung-Jen Shih
Shyh-Chyi Chang
Chia-Hao Hsu
Yi-Chu Lin
Chu-Hsuan Hung
Szu-Yuan Wu
Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer
Cancers
prostate cancer
radical prostatectomy
intensity-modulated radiotherapy
young men
title Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer
title_full Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer
title_fullStr Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer
title_full_unstemmed Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer
title_short Comparison of Clinical Outcomes of Radical Prostatectomy versus IMRT with Long-Term Hormone Therapy for Relatively Young Patients with High- to Very High-Risk Localized Prostate Cancer
title_sort comparison of clinical outcomes of radical prostatectomy versus imrt with long term hormone therapy for relatively young patients with high to very high risk localized prostate cancer
topic prostate cancer
radical prostatectomy
intensity-modulated radiotherapy
young men
url https://www.mdpi.com/2072-6694/13/23/5986
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