构建一种用于预测肺癌患者慢性阻塞性肺病死亡率的新工具
Guo Hua1, Sanjun Chen2, Yifei Hu3
1Department of Emergency Medicine, Affiliated Jinhua Hospital, Zhejiang University School of Medicine, Jinhua, China.
Scientific reports
|October 22, 2025
概括
这项研究确定了肺癌患者慢性阻塞性肺病 (COPD) 死亡率的关键风险因素. 开发了一个预测模型来评估COPD死亡风险,帮助临床决策.
科学领域:
- 在瘤学瘤学.
- 肺部病理学 肺部病理学
- 生物统计学 生物统计学
背景情况:
- 慢性阻塞性肺病 (COPD) 在肺癌患者中的发病率增加.
- 需要准确预测这一群体中COPD死亡率.
研究的目的:
- 在肺癌患者中确定COPD死亡率的危险因素.
- 开发和验证COPD死亡风险的预测模型.
主要方法:
- 使用了监测,流行病学和最终结果 (SEER) 数据库.
- 采用考克斯回归分析和卡普兰-梅尔曲线来识别风险因素.
- 构建了一个用ROC曲线,校准曲线和DCA验证的预测模型.
主要成果:
- 确定年龄,种族,性别,学年级,组织学,T/N阶段,手术,化疗,骨转移和婚姻状况作为独立的风险因素.
- 在训练 (AUC ~0.87-0.89) 和验证 (AUC ~0.88-0.90) 队列中实现了高预测准确性.
- 通过校准曲线和DCA证明了模型的可靠性,稳定性和临床实用性.
结论:
- 开发了一种强大的临床模型,用于预测肺癌患者的COPD死亡风险.
- 该模型支持个性化风险评估和治疗决策.
- 强调在肺癌管理中考虑COPD状态的重要性.
相关概念视频
01:27Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies
3.1K
Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History
Medical History
3.1K
01:22Chronic Obstructive Pulmonary Disease
2.2K
COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
2.2K
01:20Chronic Obstructive Pulmonary Disease-I: Introduction
3.6K
Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
3.6K
01:21Cancer Survival Analysis
645
Cancer survival analysis focuses on quantifying and interpreting the time from a key starting point, such as diagnosis or the initiation of treatment, to a specific endpoint, such as remission or death. This analysis provides critical insights into treatment effectiveness and factors that influence patient outcomes, helping to shape clinical decisions and guide prognostic evaluations. A cornerstone of oncology research, survival analysis tackles the challenges of skewed, non-normally...
645
01:20Chronic Obstructive Pulmonary Disease-II: Pathophysiology
4.2K
Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
Chronic Inflammation
Chronic Inflammation
4.2K