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在患有N2非小细胞肺癌的患者中,不同术后放射治疗技术的有效性:元分析

Binxi Yao¹, Haoxiang Zhang², Xi Liang¹

¹Department of Radiotherapy, Hebei Province Hospital of Chinese Medicine, Hebei University of Chinese Medicine Shijiazhuang 050011, Hebei, China.

American journal of translational research

|December 16, 2024

概括

使用3D符合或强度调节技术的术后放射治疗 (PORT) 改善了存活率,并减少了N2非小细胞肺癌的复发. 传统的放射治疗PORT减少了复发,但没有显著的整体存活率.

科学领域:

在瘤学瘤学.
辐射瘤学辐射瘤学
胸部外科手术胸部外科手术

背景情况:

累积的临床试验调查了N2非小细胞肺癌 (NSCLC) 的术后放射治疗 (PORT) 的现代精确放射治疗技术.
进行了更新的元分析,以评估这些技术的有效性.

研究的目的:

评估术后放射治疗 (PORT) 与非PORT对N2型NSCLC患者整体生存期 (OS) 和局部区域复发 (LR) 的影响.
为了在PORT设置中比较传统放射治疗,3D-符合放射治疗 (3D-CRT) 和强度调节放射治疗 (IMRT) 的有效性.

主要方法:

一个全面的文献搜索确定了相关的研究.
对33项涉及PORT组的8653名患者和非PORT组的12398名患者的研究的元分析.
分析了OS和LR的95%置信区间 (CI) 的危险比率 (HR) 和相对风险 (RR).

主要成果:

波特显示了OS的显著改善 (HR:0.95,P:0.0009) 和LR的显著减少 (RR:0.56,P<0.00001).
IMRT (HR: 0.77,P: 0.003) 和3D-CRT (HR: 0.82,P: 0.002) 显示了显著的OS益处.
传统的放射治疗,3D-CRT和IMRT都显著降低了LR (所有人的RR<0.61).

结论:

使用3D-CRT或IMRT的术后放射治疗对N2 NSCLC患者在LR和OS方面提供了显著的好处.
虽然传统的放射治疗PORT显著减少了LR,但它没有产生统计学上显著的OS增加.

关键词:

三维合规辐射疗法非小细胞肺癌是非小细胞肺癌.化学疗法或放射治疗强度调节的放射治疗.在术后进行放射治疗.

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