基于机器学习的胃癌患者不同分化度的预后阶段的重建:一个多中心的回顾性研究
Yong-Le Zhang1, Hai-Bin Song1, Ying-Wei Xue2
1Department of Gastrointestinal Surgery, Harbin Medical University Cancer Hospital, Harbin 150081, Heilongjiang Province, China.
World journal of gastroenterology
|April 18, 2025
概括
使用正淋巴结比率 (LNR) 和机器学习 (ML) 的新分期系统提高了胃癌 (GC) 患者的预后准确性. 这些先进的系统比传统方法提供了更好的分层.
科学领域:
- 在瘤学瘤学.
- 医疗信息学 医疗信息学
- 癌症研究 癌症研究
背景情况:
- 胃癌 (GC) 的预后仍然很差,需要改进的分期系统.
- 准确的分期帮助在治疗前评估和治疗策略的确定.
研究的目的:
- 为GC患者开发基于正淋巴结比率 (LNR) 和机器学习 (ML) 的新型分期系统.
- 根据不同的瘤分化等级来定制这些系统.
主要方法:
- 一个多中心的回顾性队列研究,涉及11772名GC患者.
- 利用X-tile软件来获得最佳的LNR截止值,并开发了五个ML模型.
- 建立了基于pT和LNR的七阶段分阶段系统,根据瘤分化进行分层.
主要成果:
- 在所有分化级别的预后分层中,LNR分期表现优于PN分期.
- 极端梯度提升在ML模型中显示出优异的预测性能.
- 新的分期系统比传统的瘤结节转移 (TNM) 分期显示出明显更好的预测性能.
结论:
- 开发的阳性淋巴结比率 (LNR) 和集成的分期系统提高了GC患者的预后分层.
- 这些新的系统是针对不同瘤分化度量身定制的,提高了准确性.
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