在调度器辅助心肺复苏中减轻认知负载:在非医学大学生中进行基于模拟的教育研究
Nantawan Tippayanate1,2, Phacharee Phonkanya3, Kanokwan Nuangkantee4,5
1Faculty of Medicine, Mahasarakham University, Mahasarakham, 44000, Thailand. nantawan.t@msu.ac.th.
International journal of emergency medicine
|February 3, 2026
概括
简化的调度员脚本在调度员辅助心肺复苏 (DA-CPR) 模拟过程中改善了心脏骤停的识别和减少了认知负载. 这种教学设计方法可以提高旁观者在紧急情况下的表现.
科学领域:
- 紧急医疗服务 紧急医疗服务
- 教学设计指令设计.
- 心肺复苏是心肺复苏的方法之一.
背景情况:
- 调度器辅助心肺复苏 (DA-CPR) 对于医院外心脏骤停的生存至关重要.
- 在未经训练的呼叫者中,高认知负载阻碍了DA-CPR期间的及时识别和行动.
- 教学设计原则可能会简化调度员的通信,减少呼叫者的负担.
研究的目的:
- 评估基于认知负载理论 (CLT) 和ADDIE框架的简化调度器脚本是否可以提高DA-CPR性能.
- 评估简化脚本对心脏骤停识别和响应时间在模拟环境中的影响.
主要方法:
- 一项基于模拟的随机研究与泰国的本科非医学学生进行.
- 参与者被分配到一个标准或CLT-ADDIE简化调度脚本.
- 主要结局包括心脏骤停的时间和胸部压缩;次要结局是心肺复苏质量和感知认知负载.
主要成果:
- 简化脚本组显示显著更高的心脏骤停识别率 (90.5%对47.6%) 和更短的识别时间 (52s对74s).
- 在简化脚本组中,感知认知负载明显较低 (Paas尺度中位数为4对6).
- 定性观察表明,任务顺序更加清晰,与简化脚本的混减少.
结论:
- 由指令设计原则 (CLT和ADDIE) 启用的简化调度脚本有效地改善了早期心脏骤停的识别,并降低了认知负载.
- 这种方法在模拟的DA-CPR场景中提高了旁观者的表现,突出了关键事件中结构化沟通的价值.
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