在节点阴性早期乳腺癌中,PREDICT 2.1,PREDICT v3和RSCLin的预后和预测性能:一个TEAM病理学子研究
Andréanne Leblanc1,2, Ana-Alicia Beltran-Bless1,2, Gregory R Pond3
1Division of Medical Oncology, Department of Medicine, The University of Ottawa, Ottawa, ON, Canada.
Breast cancer research and treatment
|February 5, 2026
概括
早期乳腺癌 (EBC) 的临床病理和基因组风险评分显示中等准确度. PREDICT v3 和 RSClin 提供了更好的校准,但化疗效益预测有很大的差异,质疑 RSClin.
科学领域:
- 在瘤学瘤学.
- 生物统计学 生物统计学
- 临床试验 临床试验
背景情况:
- 临床病理学和基因组风险评分被广泛用于早期乳腺癌 (EBC) 管理.
- 关于这些得分是否具有预测性,预后性或两者兼而有之,存在不确定性.
- 这项研究评估了与实际患者结果相比的风险评分表现.
研究的目的:
- 为了比较PREDICT 2.1,PREDICT v3和RSCLin对整体存活率 (OS) 和远程无转移存活率 (DMFS) 的歧视和校准.
- 通过这些风险评分来评估化学疗法估计益处的准确性.
- 为了确定RSClin是否可以预测化疗效益.
主要方法:
- 利用了来自TEAM病理学子研究的645名绝经后,节点阴性,激素阳性EBC患者的数据.
- 将歧视 (哈雷尔的C统计) 和PREDICT 2.1/v3 (OS) 和RSCLin (DMFS) 的校准与实际患者结果进行了比较.
- 评估了化学疗法估计的益处 (低<3%,中等3-5%,高>5%) 以及其在分数之间的一致性.
主要成果:
- 预测2.1和v3显示中度的OS歧视 (C-统计~0.69),而RSClin显示中度的DMFS歧视 (C-统计~0.66).
- 预测2.1低估和预测v3高估了10年的OS; RSClin低估了10年的DMFS.
- 在化疗效益预测中发现了显著的差异,许多患者预计通过RSCLin获得高效益,但通过PREDICT得分显示效益较低.
结论:
- 所有评估的风险分数都显示出对EBC结果的中度区分能力.
- 与PREDICT 2.1相比,PREDICT v3和RSClin显示了与PREDICT 2.1相比更好的校准.
- 预测化疗效益的显著变化表明RSClin是预后性的,但不是预测性的,由于其成本,需要进一步调查.
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