从电子健康记录系统进行实时数据传输的技术方法的评估
1Institute of Medical Informatics, Heidelberg University Hospital, 69120, Heidelberg, Germany.
Computer methods and programs in biomedicine
|July 24, 2024
概括
数据库触发器提供最快的实时数据 (RTD) 从电子健康记录 (EHR) 传输,平均延迟时间为13.52毫秒. 这项研究评估了四种方法,发现数据库触发器和反向代理对医疗保健应用最有效.
科学领域:
- 医疗信息学 医疗信息学
- 计算机科学 计算机科学
- 数据工程数据工程
背景情况:
- 实时数据 (RTD) 对时间敏感的医疗保健信息系统至关重要.
- 电子健康记录 (EHR) 是医疗保健数据的核心,需要高效的RTD转移来进行决策和护理协调.
- 现有的文献强调了从电子健康报告中对RTD的重要性,但缺乏详细的过程描述,参考实现和性能测试.
研究的目的:
- 评估和比较不同实时数据传输方法的性能.
- 测量和分析各种RTD转移方法的交付延迟.
- 为选择最佳的RTD转移技术提供参考实现和经验数据.
主要方法:
- 评估了四种RTD传输方法:REST子,WebSocket通知,反向代理和数据库触发器.
- 使用Python和Golang作为参考实现部署了一个快速健康互操作性资源 (FHIR) 服务器.
- 交付延迟是通过计算电子健康记录资源创建和接收之间的时间差异以毫秒来衡量的.
主要成果:
- 数据库触发器实现了最低的平均交付延迟 (13.52±5.56 ms),紧随其后的是反向代理 (14.43±4.58 ms).
- 休息 (19.26±5.76毫秒) 和WebSocket通知 (27.32±9.44毫秒) 的延迟时间较高.
- 在所有方法对之间观察到延迟的显著差异,除了反向代理和数据库触发器,反向代理显示出更大的稳定性.
结论:
- 数据库触发器提供了最有效的实时数据传输方法,提供最低的交付延迟.
- 反向代理是一种可行的替代方案,性能稍慢,但稳定性更强.
- 选择RTD传输方法受到电子健康记录系统的特定属性的影响,数据库触发器和反向代理作为表现最好的人出现.
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