在急诊室诊断发烧的幼儿的尿路感染
Ceilidh Kinlin1, Jocelyn Gravel2, Nick Barrowman3
1Department of Pediatrics, Children's Hospital of Eastern Ontario, University of Ottawa, Ottawa, Ontario, Canada.
JAMA network open
|March 13, 2026
概括
在幼儿中诊断尿路感染 (UTI) 是很困难的. UTICalc,特别是滴杆结果,在预测尿路感染风险方面表现强,有助于儿童急诊室的临床决策.
科学领域:
- 儿科急救医学 儿科急救医学
- 诊断的准确性 诊断的准确性
- 尿道感染 尿道感染
背景情况:
- 诊断尿路感染 (UTI) 在前言,前所训练有素的儿童提出了重大挑战.
- 这可能导致过度检测和过度治疗,影响患者护理和资源分配.
研究的目的:
- 为了对UTICalc版本3.0风险预测工具进行前性验证,用于诊断发烧儿童的尿路感染.
- 评估UTICalc在指导儿科紧急情况下的诊断决策中的临床实用性.
主要方法:
- 一项前性诊断研究涉及2561名2至24个月龄的发烧儿童,来自加拿大两个儿科急诊室.
- UTICalc预测的尿路感染概率是主要暴露,尿路感染是由尿液分析和尿液培养物定义的.
- 使用接收器操作特征曲线 (AUROC) 下面面积,校准指标和决策曲线分析来评估性能.
主要成果:
- UTICalc临床模型实现了84.1%的AUROC,而临床和测量棒模型达到95.3%.
- 在5%的尿路感染风险值下,临床和测量棒模型显示94.0%的灵敏度和86.9%的特异性.
- 两种UTICalc模型都显示出积极的净益,表明在指导测试决策方面具有临床实用性.
结论:
- UTICalc在预测发烧的婴儿和幼儿的尿路感染方面表现出强大的诊断性能,特别是在结合测量棒结果时.
- 虽然没有超过经验丰富的临床医生,UTICalc作为一个有价值的辅助工具,用于基于证据的决策在儿科急诊护理.
- 这项研究支持UTICalc的使用,以优化尿液检测策略,提高儿科急诊室的效率.
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