孟加拉国一家大批量诊断中心的预分析错误:患病率,工作量影响和缓解策略
Indrajit Sarkar1,2, Kona Rani Sarkar3
1Department of Biochemistry and Immunology, Popular Diagnostic Centre Ltd., Dhaka, Bangladesh.
PloS one
|March 4, 2026
概括
在繁忙的实验室中,分析前的错误,如样品错位和标签不正确,是常见的. 解决工作量和工作流程可以显著提高诊断准确性和患者安全.
科学领域:
- 临床实验室科学 临床实验室科学
- 诊断的准确性 诊断的准确性
- 改善医疗保健质量 改善医疗保健质量
背景情况:
- 预分析错误是实验室错误的主要原因,影响全球诊断准确度.
- 这些错误在大量,资源有限的环境中特别有问题,导致延迟和浪费资源.
- 这项研究调查了孟加拉国一家主要诊断中心分析前错误的发生率,原因和严重程度.
研究的目的:
- 评估孟加拉国一家大型诊断中心分析前错误的发生率.
- 确定与这些错误相关的关键贡献因素和单位.
- 确定分析前错误的严重程度及其对诊断准确性的影响.
主要方法:
- 在生物化学和免疫学实验室进行了两个月的观察性,横截面研究.
- 分析了195个记录的预分析错误和对27名实验室工作人员的调查数据.
- 使用ISO 15189:2022和世卫组织指导方针对错误进行分类;统计测试探讨了工作负载关联.
主要成果:
- 样品错位 (38.5%) 和标签错误 (17.9%) 是最常见的错误.
- 采样 (42.6%) 和取落 (38.5%) 单位是主要贡献者.
- 较高的错误率发生在早上班和高工作负载日 (p < 0.001).
结论:
- 在资源有限的环境中,预分析错误对诊断准确性构成重大风险.
- 改善工作流程,实施条形码/自动化以及加强员工培训至关重要.
- 这些干预措施可以降低错误率,提高高通量实验室的患者安全.
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