相关实验视频
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Murine Model of Allergen Induced Asthma
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2017年至2023年间喘恶化风险预测模型的更新系统审查:偏差风险和适用性风险
Anqi Liu1, Yue Zhang1, Chandra Prakash Yadav1
1Saw Swee Hock School of Public Health, National University of Singapore, Singapore.
Journal of asthma and allergy
|April 24, 2025
概括
自2017年以来开发的喘恶化预测模型显示出高偏差和有限的现实世界使用. 未来的模型需要更好的概括性和实用性,以实现个性化喘管理.
科学领域:
- 肺部医学 肺部医学
- 医疗信息学 医疗信息学
- 生物统计学 生物统计学
背景情况:
- 准确预测喘恶化对于个性化喘管理至关重要.
- 数据科学的最新进展为改进的风险预测模型提供了潜力.
研究的目的:
- 更新和批判性地评估自2017年以来开发的喘恶化预测模型的质量和可用性.
- 使用预测偏差风险评估工具 (PROBAST) 评估这些模型的偏差风险和适用性.
主要方法:
- 在Embase和PubMed数据库的系统文献搜索 (2017年5月 - 2023年8月).
- 包括对成人喘恶化预后预测模型的同行评审出版物.
- 使用PROBAST工具评估模型质量,偏差和适用性.
主要成果:
- 使用41个预测模型的10项研究符合资格标准.
- 70%的模型使用真实世界的数据;70%使用机器学习算法.
- 80%的模型表现出高偏差风险,主要是在样本选择和统计分析中.
- 50%的研究表明,由于模型的复杂性,对适用性存在高度担忧.
结论:
- 在2017-2023年间开发的喘风险预测模型,尽管使用了大数据和机器学习,但存在高偏差和有限的实用性.
- 未来的研究应该优先考虑提高这些模型的通用性和实用性,以便在喘管理中有效地实施现实世界.
相关概念视频
Asthma: Pathogenesis and Management
Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Asthma-I: Introduction
Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
Asthma-II: Pathophysiology and Classification
Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
Asthma-III: Symptoms and Complications
Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
Classification of Asthma
Classification of Asthma
Asthma-IV: Diagnostic and Management
The diagnosis and management of asthma are comprehensive, encompassing clinical assessments, lung function tests, and pharmacological interventions. Here's an overview:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
Asthma I: Introduction
Asthma is a chronic inflammatory disorder of the airways characterized by variable airflow obstruction and heightened bronchial responsiveness to a wide range of triggers. The underlying inflammation leads to airway swelling, mucus hypersecretion, and smooth muscle constriction, all of which narrow the airway lumen and impede airflow. Clinically, asthma presents with recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing, symptoms that typically vary in intensity and...

