scholarly journals Secondary malignancies after radiation therapy in prostate cancer survivors: a propensity-score matched competing-risk analysis

2020 ◽  
Vol 9 (4) ◽  
pp. 2847-2854
Author(s):  
Lei Yu ◽  
Jun Xu ◽  
Zhen Fan ◽  
Wenxian Li ◽  
Hongqiang Wang ◽  
...  
2022 ◽  
Author(s):  
Yijun Wu ◽  
Yunlong Li ◽  
Chang Han ◽  
Yuming Chong ◽  
Kai Kang ◽  
...  

Background: The effect of radiotherapy (RT) for second primary malignancies (SPMs) among prostate cancer survivors is controversial. Methods: Applying logistic regression, competing risk analysis and propensity score matching method, this study analyzed clinical data from the Surveillance, Epidemiology, and End Results program to compare the risk for SPMs between patients receiving RT and non-RT. Results: In this study, prostate cancer patients treated with RT developed more SPMs in the anus, bladder, rectum, liver, lung and bronchus and lymphoma than non-RT groups. Conclusion: More intensive surveillance should be adopted for these cancers among prostate cancer survivors.


2017 ◽  
Vol 41 (1) ◽  
pp. 11-22
Author(s):  
J.L. Ruiz-Cerdá ◽  
A. Soto-Poveda ◽  
S. Luján-Marco ◽  
A. Loras-Monfort ◽  
M. Trassierra-Villa ◽  
...  

Author(s):  
G.K. Hunter ◽  
C.A. Reddy ◽  
K.L. Stephans ◽  
J.P. Ciezki ◽  
A.J. Stephenson ◽  
...  

2021 ◽  
Vol 12 ◽  
Author(s):  
Chi-Jung Tai ◽  
Yi-Hsin Yang ◽  
Tzyy-Guey Tseng ◽  
Fang-Rong Chang ◽  
Hui-Chun Wang

Background: Previous studies neglected death as a critical competing risk while estimating the cancer risk for digoxin users. Therefore, the current study aims to assess the effectiveness of digoxin on cancer prevention by competing risk analysis.Methods: We performed a population-based retrospective cohort study using the Taiwan National Health Insurance Research database between 1998 and 2010. After one-to-one propensity score-matching from 36,160 patients with defined criteria, we enrolled 758 patients both in digoxin and β-blocker group for further analysis.Results: The results showed that the digoxin group had higher all-cause mortality than the β-blocker group in the 4- year (10.4 vs. 4.9%) and 8 years (13.6 vs. 7.0%) follow-up. The subdistribution HR of cancer incidence in the digoxin group compared to the β-blocker group was 1.99 (95% confidence interval [CI]: 1.22–3.01) and 1.46 (95% CI: 1.01–2.15) in the 4 years and 8 years follow-up, respectively.Conclusions: The result of our study showed the usage of digoxin has no benefit in cancer prevention compared with β-blocker. The possibility of β-blocker as a new drug candidate for cancer prevention needs further clinical evaluation. The current study also emphasized the necessity of competing risk analysis applying to similar clinical researches.


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