常规计算机断层扫描血管造影 (CTA) 的成本效益分析,用于下肢穿透创伤
Nathan J Alcasid1, Cynthia J Susai1, Kian C Banks1
1Department of Surgery, University of California San Francisco, East Bay, Oakland, CA, USA.
The American journal of emergency medicine
|May 21, 2024
概括
常规计算机断层扫描血管造影 (CTA) 对患有孤立下肢穿透创伤和正常脚-手腕指数 (ABI) 的患者来说不具有成本效益. 仅仅是临床观察是最好的,避免不必要的成本和提高质量调整寿命年 (QALYs).
科学领域:
- 创伤外科 手术 创伤外科
- 血管外科 血管外科
- 卫生经济学 卫生经济学
背景情况:
- 在患有孤立下肢穿透创伤和正常脚-手臂指数 (ABI) 的患者中,常规计算机断层扫描血管造影 (CTA) 的实用性受到争议.
- 虽然正常的ABI (≥0.9) 和临床检查表明出院安全,但仍然存在对遗漏伤害,延迟治疗和增加发病率的担忧.
- 这项研究假设,在这种患者群体中,常规CTA不是具有成本效益的.
研究的目的:
- 评估常规CTA的成本效益与临床观察和ABI评估对血液动力学稳定的患者与孤立的穿透下肢创伤.
- 为了确定最佳的诊断策略,平衡成本,QALY和遗漏伤害的可能性.
主要方法:
- 开发了一个决策分析模型来比较常规CTA与临床观察和ABI评估.
- 关于成本,概率和质量调整后寿命年 (QALYs) 的数据来自已发表的文献.
- 该模型模拟了穿透下肢创伤和正常ABIs的患者的结果.
主要成果:
- 单独的临床评估 (没有CTA) 被发现是具有成本效益的,成本较低 (2056.13美元) 和更高的QALY (0.98).
- 常规CTA的成本更高 (7449.91美元),QALY也更低 (0.92美元).
- 灵敏度分析表明,如果错过伤害的成本超过210,075.83美元,则常规CTA才会变得具有成本效益.
结论:
- 对于患有孤立透下肢创伤的患者,不需要进行常规CTA,这些患者呈现出正常的ABI和正常的临床检查.
- 目前的临床观察和ABI评估的诊断方法更具成本效益,并产生更好的QALY.
- 尽管医疗保健支出增加,但在这个特定的患者群体中,常规CTA没有被证明的好处.
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