结肠直肠癌复发及其对治疗性手术后生存的影响:基于多状态模型的分析
Vanesa Balboa-Barreiro1, Sonia Pértega-Díaz1, Teresa García-Rodríguez2
1Universidade da Coruña, Rheumatology and Health Research Group, Department of Health Sciences, Faculty of Nursing and Podiatry, Esteiro, 15403 Ferrol, Spain; Instituto de Investigación Biomédica de A Coruña (INIBIC), Nursing and Health Care Research Group, Xubias de Arriba 84, 15006 A Coruña, Spain.
概括
多状态模型 (MSM) 有效地分析结直肠癌 (CRC) 复发率和死亡率. 复发显著恶化预后,晚期是复发和CRC相关死亡的关键因素.
科学领域:
- 在瘤学瘤学.
- 生物统计学 生物统计学
- 癌症研究 癌症研究
背景情况:
- 结肠直肠癌 (CRC) 的复发和死亡率是影响患者预后的关键因素.
- 了解瘤复发的动态及其对生存的影响对于改善患者的治疗结果至关重要.
研究的目的:
- 评估多状态模型 (MSM) 在确定结直肠癌 (CRC) 复发率方面的实用性.
- 分析各种因素对瘤复发和死亡率的影响.
- 评估CRC患者中复发的预后影响.
主要方法:
- 一项观察性后续研究涉及994例发生的CRC病例,在治愈切除 (2006-2013) 后无病.
- 使用多状态模型 (MSM) 来分析复发率和死亡率.
- 研究了对国家之间的过渡概率的共变量效应.
主要成果:
- 60个月后复发的累积发病率为13.7%.
- 手术后5年,70.3%的患者还活着,没有复发;8.4%的患者在复发后还活着.
- 复发对预后产生了负面影响,使5年CRC相关死亡率从3.8%增加到33.6%.
- 晚期 (HR=1.53) 和年龄 (HR=7.76对于老年患者的非CRC死亡) 是重要的因素.
结论:
- 多州模型 (MSM) 为分析CRC复发率和死亡率提供了详细的框架.
- 复发明显对结直肠癌的预后产生负面影响.
- 晚期瘤阶段是复发和复发后的CRC相关死亡的重要决定因素.
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