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在国家癌症数据库中验证RSClin风险计算器
Augustin G L Vannier1, Asim Dhungana1, Fangyuan Zhao2
1Pritzker School of Medicine, University of Chicago, Chicago, Illinois, USA.
Cancer
|December 26, 2023
概括
与OncotypeDx.x相比,RSClin工具可能更好地识别激素受体阳性,HER2阴性乳腺癌患者,这些患者可以从化疗中获益. 建议进行进一步的研究,以验证这些发现的临床用途.
科学领域:
- 在瘤学瘤学.
- 基因组医学是基因组医学.
- 临床决策支持 临床决策支持
背景情况:
- 对于HR+/HER2-乳腺癌的化疗决定,推使用像OncotypeDx这样的基因组测定.
- 该RSClin预后工具整合了基因组测试结果与临床病理学特征.
- 为了获得广泛的临床采用,RSCLin的进一步验证是必要的.
研究的目的:
- 评估RSClin预后工具在预测HR+/HER2-乳腺癌患者化疗效益方面的准确性.
- 为了比较RSClin与OncotypeDx的预测性能,以获得远程复发和生存结果.
- 评估RSClin预测的化疗效益与大量患者队列的整体存活率之间的关联.
主要方法:
- 来自国家癌症数据库 (2010-2020年) 的285,441名患有I-III期HR+/HER2-乳腺癌的患者的回顾性分析.
- 患者接受了辅助性内分泌疗法,有或没有化疗.
- RSClin预测的化疗益处被分为低,中等或高;用于生存分析,使用了Cox模型.
主要成果:
- 化疗仅在RSClin预测的中等 (aHR,0.68) 和高 (aHR,0.66) 益处的患者中显著改善整体存活率.
- 在患有低OncotypeDx得分 (<26) 和中等或高RSCLin益处的患者中观察到一致的化疗益处.
- 在患有高型Dx评分 (≥26) 和低RSClin预测益处 (aHR,1.70) 的患者中,没有发现化学疗法的生存益处.
结论:
- 该RSClin工具显示了在更准确地识别高风险HR+/HER2-乳腺癌患者的潜力,这些患者可能会从治疗强化中受益.
- 与单独的OncotypeDx相比,RSClin可能为化疗决策提供更好的风险分层.
- 需要进行前性研究来证实这些发现并指导临床实施.
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