预测建模是确定过度动力的可靠指标 单中心随机研究
Çağri Doğan1, Cihan Özgür2, Mehmet Fatih Sahin1
1Faculty of Medicine, Department of Urology, Namik Kemal University, Tekirdag, Turkey.
Journal of endourology
|January 10, 2025
概括
过度的动性使手术复杂化. 使用静脉长度和动脉角度的新预测建模可以帮助外科医生在RIRS和ESL等手术期间预测和管理脏运动.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 泌尿器科 泌尿器科 泌尿器科 泌尿器科
- 手术成像手术成像
背景情况:
- 过度的动性在逆行性内手术 (RIRS) 和体外冲击波石 (ESL) 期间构成重大挑战.
- 目前,还没有标准化的技术有效管理或减少过度动.
- 确定动力的预测因素对于手术规划和患者的结果至关重要.
研究的目的:
- 为了确定过度动性的临床人口学和非对比计算断层扫描 (NCCT) 预测因素.
- 开发一个预测模型来估计过度动力的可能性.
- 帮助外科医生预测和管理泌尿外科手术期间的动性.
主要方法:
- 一项涉及140名患者的研究,根据过度动性的存在或不存在进行分类.
- 分析了NCCT扫描的参数,包括动脉/静脉尺寸,psoas肌肉特征和周围脂肪组织.
- 采用多变量逻辑回归和接收器操作特征 (ROC) 曲线分析来开发一个预测模型.
主要成果:
- 增加的静脉长度和动脉起源角度显著与更高的动性相关 (p < 0.05).
- 发现增加的潮体积会降低脏的运动能力 (p = 0.001).
- 开发的预测模型在估计过度动性时显示了59%的特异性和65%的灵敏性 (AUC = 0.757,p < 0.001).
结论:
- 一个新的预测模型可以使用特定的NCCT参数来估计过度动性的存在.
- 这种模型允许医生在RIRS和ESL等手术之前预测脏流动性问题.
- 这些发现使积极的手术规划和潜在的干预措施能够减轻与脏移动性相关的风险.
相关概念视频
Factors Affecting Renal Clearance: Renal Impairment
53
Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
53
Determination of Renal Drug Clearance: Graphical and Midpoint Methods
71
Renal clearance, a crucial parameter in pharmacokinetics, can be determined using two different methods: the graphical method and the midpoint method. These methods provide insights into the rate of drug excretion by the kidneys and aid in assessing renal function.
The graphical method involves plotting the rate of drug excretion in urine against the plasma drug concentration. By analyzing the graph, the clearance can be calculated and obtained. Drugs rapidly excreted by the kidneys exhibit a...
The graphical method involves plotting the rate of drug excretion in urine against the plasma drug concentration. By analyzing the graph, the clearance can be calculated and obtained. Drugs rapidly excreted by the kidneys exhibit a...
71
Receiver Operating Characteristic Plot
74
A ROC (Receiver Operating Characteristic) plot is a graphical tool used to assess the performance of a binary classification model by illustrating the trade-off between sensitivity (true positive rate) and specificity (false positive rate). By plotting sensitivity against 1 - specificity across various threshold settings, the ROC curve shows how well the model distinguishes between classes, with a curve closer to the top-left corner indicating a more accurate model. The area under the ROC curve...
74


