Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study

Purpose: Androgen signaling is associated with various secondary cancer, which could be promising for potential treatment using androgen deprivation therapy (ADT). This study investigated whether ADT use was associated with secondary cancers other than prostate cancer in a nationwide population-ba...

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Main Authors: Jae Heon Kim, Gi Hwan Bae, Jaehun Jung, Tae Il Noh
Format: Article
Language:English
Published: Korean Society for Sexual Medicine and Andrology 2025-01-01
Series:The World Journal of Men's Health
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author Jae Heon Kim
Gi Hwan Bae
Jaehun Jung
Tae Il Noh
author_facet Jae Heon Kim
Gi Hwan Bae
Jaehun Jung
Tae Il Noh
author_sort Jae Heon Kim
collection DOAJ
description Purpose: Androgen signaling is associated with various secondary cancer, which could be promising for potential treatment using androgen deprivation therapy (ADT). This study investigated whether ADT use was associated with secondary cancers other than prostate cancer in a nationwide population-based cohort. Materials and Methods: A total, 278,434 men with newly diagnosed prostate cancer between January 1, 2002 and December 31, 2017 were identified. After applying the exclusion criteria, 170,416 men were enrolled. The study cohort was divided into ADT and non-ADT groups by individual matching followed by propensity score matching (PSM). Study outcomes were incidence of all male cancers. Cox proportional hazard regression models were used to estimate adjusted hazard ratios (HRs) and 95% confidence intervals (CIs) of events. Results: During a median follow-up of 4.5 years, a total of 11,059 deaths (6,329 in the ADT group and 4,730 in the non- ADT group) after PSM were found. After PSM, the overall all-cause of secondary cancer incidence risk of the ADT group was higher than that of the non-ADT group (HR: 1.312, 95% CI: 1.23–1.36; adjusted HR: 1.344, 95% CI: 1.29–1.40). The ADT group showed higher risk of overall brain and other central nervous system (CNS) cancer-specific incidence than the non- ADT group (adjusted HR: 1.648, 95% CI: 1.21–2.24). The ADT group showed lower risks of overall cancer-specific incidence for stomach, colon/rectum, liver/inflammatory bowel disease (IBD), gall bladder/extrahepatic bile duct, lung, bladder, and kidney cancers than the non-ADT group. When the duration of ADT was more than 2 years of ADT, the ADT group showed higher risk of cancer-specific incidence for brain and other CNS cancers but lower risk of cancer-specific incidence for liver/ IBD and lung cancers than the non-ADT group. Conclusions: This study demonstrates that ADT could affect cancer-specific incidence for various cancers.
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spelling doaj-art-6ea7e73f48654782a2b6d7e5bb52cdd62025-01-03T03:08:13ZengKorean Society for Sexual Medicine and AndrologyThe World Journal of Men's Health2287-42082287-46902025-01-0143112313310.5534/wjmh.230237Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide StudyJae Heon Kim0https://orcid.org/0000-0002-4490-3610Gi Hwan Bae1https://orcid.org/0000-0002-8736-3386Jaehun Jung2https://orcid.org/0000-0002-4856-3668Tae Il Noh3https://orcid.org/0000-0002-5278-7672Department of Urology, Soonchunhyang University Seoul Hospital, Soonchunhyang University College of Medicine, SeoulArtificial Intelligence and Big-Data Convergence Center, Gil Medical Center, Gachon University College of Medicine, IncheonArtificial Intelligence and Big-Data Convergence Center, Gil Medical Center, Gachon University College of Medicine, IncheonDepartment of Urology, Korea University Anam Hospital, Korea University College of Medicine, SeoulPurpose: Androgen signaling is associated with various secondary cancer, which could be promising for potential treatment using androgen deprivation therapy (ADT). This study investigated whether ADT use was associated with secondary cancers other than prostate cancer in a nationwide population-based cohort. Materials and Methods: A total, 278,434 men with newly diagnosed prostate cancer between January 1, 2002 and December 31, 2017 were identified. After applying the exclusion criteria, 170,416 men were enrolled. The study cohort was divided into ADT and non-ADT groups by individual matching followed by propensity score matching (PSM). Study outcomes were incidence of all male cancers. Cox proportional hazard regression models were used to estimate adjusted hazard ratios (HRs) and 95% confidence intervals (CIs) of events. Results: During a median follow-up of 4.5 years, a total of 11,059 deaths (6,329 in the ADT group and 4,730 in the non- ADT group) after PSM were found. After PSM, the overall all-cause of secondary cancer incidence risk of the ADT group was higher than that of the non-ADT group (HR: 1.312, 95% CI: 1.23–1.36; adjusted HR: 1.344, 95% CI: 1.29–1.40). The ADT group showed higher risk of overall brain and other central nervous system (CNS) cancer-specific incidence than the non- ADT group (adjusted HR: 1.648, 95% CI: 1.21–2.24). The ADT group showed lower risks of overall cancer-specific incidence for stomach, colon/rectum, liver/inflammatory bowel disease (IBD), gall bladder/extrahepatic bile duct, lung, bladder, and kidney cancers than the non-ADT group. When the duration of ADT was more than 2 years of ADT, the ADT group showed higher risk of cancer-specific incidence for brain and other CNS cancers but lower risk of cancer-specific incidence for liver/ IBD and lung cancers than the non-ADT group. Conclusions: This study demonstrates that ADT could affect cancer-specific incidence for various cancers.cohort studiesprostatic neoplasmsreceptors; androgensurvival analysis
spellingShingle Jae Heon Kim
Gi Hwan Bae
Jaehun Jung
Tae Il Noh
Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study
The World Journal of Men's Health
cohort studies
prostatic neoplasms
receptors; androgen
survival analysis
title Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study
title_full Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study
title_fullStr Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study
title_full_unstemmed Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study
title_short Secondary Cancer after Androgen Deprivation Therapy in Prostate Cancer: A Nationwide Study
title_sort secondary cancer after androgen deprivation therapy in prostate cancer a nationwide study
topic cohort studies
prostatic neoplasms
receptors; androgen
survival analysis
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AT gihwanbae secondarycancerafterandrogendeprivationtherapyinprostatecanceranationwidestudy
AT jaehunjung secondarycancerafterandrogendeprivationtherapyinprostatecanceranationwidestudy
AT taeilnoh secondarycancerafterandrogendeprivationtherapyinprostatecanceranationwidestudy