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避免小儿血液订单的意外后果通过现场可用性测试设置更新
Sarah A Thompson1, Herb Williams1, Daniel Rzewnicki1
1Information Services and Technology, Children's Healthcare of Atlanta, Atlanta, Georgia, United States.
Applied clinical informatics
|June 25, 2024
概括
重新设计的血液产品订单的代可用性测试显著减少了血液订单错误. 这种方法在实施之前发现并修复了设计缺陷,提高了患者的安全性.
科学领域:
- 医疗保健信息学 医疗保健信息学
- 患者安全 患者安全
- 临床工作流的优化 临床工作流优化
背景情况:
- 血制品订购是复杂的,容易出现错误,可能会伤害患者.
- 订单集设计可以减轻错误,但更改可能会引入新的问题.
- 改善血液产品订购流程对于患者的治疗结果至关重要.
研究的目的:
- 在实施之前使用形成性可用性测试来代地改进重新设计的血液产品订单集.
- 根据现场测试的用户反来实施设计变更.
- 为了比较旧和新订单集之间的错误率,可用性和效率.
主要方法:
- 重新设计的血液产品订单从头开始,由文献和基准测试提供信息.
- 与临床用户进行了代的,现场的形成性可用性测试.
- 通过总结性测试评估错误,系统可用性量表 (SUS) 得分,任务完成时间和点击次数.
主要成果:
- 形成性测试导致了七个设计变化,降低了上线时的错误率.
- 总体检测显示,血液订单中的错误率显著下降.
- 可用性得分显示只有轻微的改善,但错误减少是相当大的.
结论:
- 通过可用性测试,早期识别和纠正设计错误至关重要.
- 可用性测试可以防止系统重新设计的意外负面后果.
- 这种方法提高了临床订单流程的安全性和效率.
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