机器人手术提高了患者在直肠癌的生存率:一个倾向性得分加权的多中心队列研究
Ryosuke Mizuno1,2,3, Ryosuke Okamura4,5, Atsushi Takayama2
1Department of Surgery, Kyoto University Hospital, 54 Kawahara-Cho, Shogoin, Sakyo-Ku, Kyoto, 606-8507, Japan.
Surgical endoscopy
|October 3, 2025
概括
与现实环境中的腹腔镜手术相比,直肠癌的机器人手术显示了改善的3年无复发生存率 (RFS) 和更高的完全切除率. 这些中期好处表明,机器人方法可能会改善患者的治疗结果.
科学领域:
- 手术瘤学手术瘤学
- 最少侵入性的手术
- 结直肠癌的治疗方法
背景情况:
- 机器人手术对直肠癌的中期益处尚未得到充分证实.
- 在现实世界中,机器人直肠癌手术的有效性缺乏通过随机对照试验进行评估.
研究的目的:
- 在现实环境中评估直肠癌的机器人与腹腔镜手术的中期结果.
- 为了比较机器人和腹腔镜直肠癌手术之间的3年无复发生存期 (RFS).
主要方法:
- 在16家日本医院对1053名患有I-III期直肠腺癌的患者进行了实验性研究,这些患者接受了微创手术 (2018-2021年).
- 基于倾向分数的治疗权重的逆概率被用于调整混因素.
- 主要结局是3年无复发生存期 (RFS).
主要成果:
- 与腹腔镜手术相比,机器人手术显示出明显更高的病理完整切除率 (98.2% vs. 95.3%) 和改善的3年RFS (83.6% vs. 78.2%).
- 在重大并发症 (Clavien-Dindo II级或更高) 中没有发现显著差异.
- 机器人手术在3年整体存活率方面表现出了有利的趋势,并且在男性患者或T4瘤患者等特定亚组中可能更有效.
结论:
- 在实践中,直肠癌的机器人手术与更高的完全切除率和改善的3年RFS有关.
- 这些发现表明机器人手术在直肠癌的传统腹腔镜治疗方法上具有潜在的中期优势.
- 进一步的研究可能会探索子组的好处和长期结果.
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