在使用可解释机器学习模型的老年骨折患者中预测手术前深静脉血栓形成
Qi Cheng1,2, Yuan Liu1, Pengfei Zhu1
1Department of Orthopedics, Jingjiang People's Hospital Affiliated to Yangzhou University, Taizhou, People's Republic of China.
International journal of general medicine
|December 10, 2025
概括
这项研究开发了一种可解释的机器学习模型,用于预测老年骨折患者的深静脉血栓形成 (DVT) 风险. XGBoost模型准确地识别了高风险个体,有助于及时干预.
科学领域:
- 医疗信息学 医疗信息学
- 医疗保健中的机器学习
- 老年医学 老年医学
背景情况:
- 深静脉血栓症 (DVT) 是老年骨折患者的常见并发症.
- 准确的手术前风险评估对于及时干预至关重要.
研究的目的:
- 开发一种可解释的机器学习模型,用于预测手术前DVT风险.
- 为了确定影响DVT风险的关键因素,使用SHapley添加式扩展 (SHAP).
主要方法:
- 利用976名老年关节骨折患者的数据集.
- 采用机器学习算法,包括极端梯度提升 (XGBoost).
- 应用SHAP用于模型解释性和特征重要性分析.
主要成果:
- 该XGBoost模型实现了高预测性能 (AUC 0.975).
- 确定了8个关键变量作为DVT的显著预测因素.
- SHAP分析提供了关于特征贡献和个人预测的见解.
结论:
- 可解释的预测模型可以提高在这个患者群体的DVT风险评估.
- 开发的模型有助于医生做出明智的临床决定.
相关概念视频
Venous Thrombosis III: Interprofessional Care
262
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
262
Venous Thrombosis IV: Nursing Management
182
Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...
182
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
270
The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
270

