开发和验证一个名谱来预测质瘤患者的整体存活率:一个基于人口的研究
Wei Huang1, Yuhe Lei2, Xiongbin Cao3
1Department of Internal Medicine, Shenzhen Longhua District Maternity and Child Healthcare Hospital, Shenzhen 518109, China.
Aging
|July 6, 2024
概括
这项研究确定了质瘤存活率的关键预后因素,并开发了一个名ogram模型. 该模型准确地预测了质瘤患者的整体存活率 (OS),有助于临床决策.
科学领域:
- 神经瘤学神经瘤学
- 癌症流行病学癌症流行病学
- 生物统计学 生物统计学
背景情况:
- 质瘤是具有可变预后的原发性脑瘤.
- 准确的生存预测对于有效的质瘤患者管理至关重要.
- 确定可靠的预后因素对于开发预测工具至关重要.
研究的目的:
- 调查与质瘤存活率相关的预后因素.
- 开发和验证一种名目录预测模型,用于质瘤患者的整体存活期 (OS).
- 提供一种用于临床决策的工具,用于质瘤管理.
主要方法:
- 使用了监测流行病学和最终结果 (SEER) 数据库 (2010-2015).
- 采用考克斯回归分析来确定OS的独立预后因素.
- 使用培训和验证队伍构建并验证了一个名ogram模型.
- 使用一致性指数 (C指数) 和接收器操作特征 (ROC) 曲线评估模型性能.
主要成果:
- 确定年龄,主要部位,组织学类型,手术,化疗,婚姻状况和年级作为OS的独立预测因素.
- 开发了一个预测1年,3年和5年的OS的nomogram.
- 获得了0.779 (培训) 和0.776 (验证) 的C指数,表明了良好的歧视.
- 校准图表显示预测和观察到的生存率之间相当一致.
结论:
- 开发的诺莫格拉姆模型在预测质瘤患者存活率方面表现出中等可靠性.
- 诺姆图表是临床医生评估生存概率的宝贵工具.
- 这种预测模型可以支持针对质瘤的个性化临床管理策略.
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