对于肺转移前列腺癌的细胞减小前列腺切除术的生存研究:基于SEER数据库的倾向性得分匹配研究
An-Ping Xiang1, Xue-Feng Yuan1, Zhen-Qian Qin1
1Department of Urology, Yixing People's Hospital, Yixing, People's Republic of China.
PloS one
|February 23, 2026
概括
细胞还原性前列腺切除术并不能改善前列腺癌患者的存活率,而前列腺癌患者有肺转移. 额外的治疗,如放射治疗和化疗,在这个患者群体中也没有显示出生存益处.
科学领域:
- 在瘤学瘤学.
- 手术瘤学手术瘤学
- 医学瘤学 医学瘤学
背景情况:
- 患有肺转移的前列腺癌是一个重大的临床挑战.
- 细胞还原性前列腺切除术旨在减少瘤负担,但其在转移性环境中的生存益处仍在争论中.
研究的目的:
- 为了评估细胞还原性前列腺切除术在前列腺癌和肺转移患者的特定瘤生存结果.
- 评估放射治疗和化疗等辅助疗法的对该队列生存的影响.
主要方法:
- 从SEER数据库中对2010-2015年间诊断的前列腺癌病例进行了回顾性分析.
- 在接受细胞还原性前列腺切除 (初级病变切除) 和非手术治疗的患者之间比较生存率.
- 使用倾向分数匹配 (PSM) 来控制混变量.
- 卡普兰-梅尔生存分析和森林地块被用来评估生存差异.
主要成果:
- 在1548名符合条件的病例中,70人接受了细胞减小前列腺切除术,70人接受了PSM后的非手术治疗.
- 在手术和非手术组之间没有观察到瘤特异性存活率的统计学上显著差异 (P=0.28).
- 亚组分析表明,放射治疗和化疗都没有显著改善肺转移患者的生存率.
结论:
- 细胞还原性前列腺切除术对患有肺转移的前列腺癌患者没有生存优势.
- 放射治疗和化疗也未能在前列腺癌的晚期阶段显示出显著的生存益处.
相关概念视频
Cancer Survival Analysis
796
Cancer survival analysis focuses on quantifying and interpreting the time from a key starting point, such as diagnosis or the initiation of treatment, to a specific endpoint, such as remission or death. This analysis provides critical insights into treatment effectiveness and factors that influence patient outcomes, helping to shape clinical decisions and guide prognostic evaluations. A cornerstone of oncology research, survival analysis tackles the challenges of skewed, non-normally...
796
Kaplan-Meier Approach
657
The Kaplan-Meier estimator is a non-parametric method used to estimate the survival function from time-to-event data. In medical research, it is frequently employed to measure the proportion of patients surviving for a certain period after treatment. This estimator is fundamental in analyzing time-to-event data, making it indispensable in clinical trials, epidemiological studies, and reliability engineering. By estimating survival probabilities, researchers can evaluate treatment effectiveness,...
657
Comparing the Survival Analysis of Two or More Groups
658
Survival analysis is a cornerstone of medical research, used to evaluate the time until an event of interest occurs, such as death, disease recurrence, or recovery. Unlike standard statistical methods, survival analysis is particularly adept at handling censored data—instances where the event has not occurred for some participants by the end of the study or remains unobserved. To address these unique challenges, specialized techniques like the Kaplan-Meier estimator, log-rank test, and...
658


