用于预测胃肠道 stromal 瘤患者的生存率的 nomogram:基于监测,流行病学和最终结果数据库的研究
Xiaxi Li1, Lijuan You1, Qinghua Liu1
1Department of Gastroenterology, Shenzhen Hospital of Southern Medicine University, Shenzhen, China.
Frontiers in medicine
|June 7, 2024
概括
这项研究开发了一种新工具,用于预测胃肠道 stromal tumor (GIST) 患者的生存率. 诺米图准确预测3,5年和8年的癌症特异性生存率 (CSS),有助于临床决策.
科学领域:
- 在瘤学瘤学.
- 生物统计学 生物统计学
- 癌症预后 癌症预后
背景情况:
- 胃肠道 stromal 瘤 (GIST) 是一种罕见的介质细胞瘤.
- 准确的预后工具对于定制GIST患者管理至关重要.
- 现有的预后模型可能需要改进,以提高预测准确度.
研究的目的:
- 构建和验证用于预测GIST患者癌症特异性存活率 (CSS) 的名图.
- 提供可靠的工具,以预测GIST预后在3年,5年和8年间隔.
- 评估开发的诺莫图的临床实用性和性能.
主要方法:
- 利用了来自GIST患者的监测,流行病学和最终结果 (SEER) 数据库的数据.
- 采用一个向后循序渐进的考克斯回归模型来确定独立的预后因素.
- 开发了一个包含9个已识别的因素的名图,并使用C指数,AUC,NRI,IDI,校准曲线和DCA验证了其性能.
主要成果:
- 分析了3,062名GIST患者的队列.
- 确定了9个预后因素:年龄,性别,种族,婚姻状况,AJCC阶段,手术,化疗,辐射和收入状况.
- 命名图表表现出有利的区分和校准,优于AJCC模型,具有优越的NRI和IDI值.
结论:
- 成功构建并验证了第一个用于预测GIST患者预后的诺摩图.
- 诺米图显示了有希望的临床实用性和实用性,用于预测癌症特异性生存率.
- 建议进行进一步的外部验证,以确认名图的概括性.
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