根据加拿大皇家骑警学员在学员培训计划期间心率变异性变化评估的心脏自主性可变性
Taylor A Teckchandani1, J Patrick Neary2, Katie L Andrews1
1Canadian Institute for Public Safety Research and Treatment-Institut Canadien de Recherche et de Traitement en Sécurité Publique (CIPSRT-ICRTSP), University of Regina, Regina, SK, Canada.
Frontiers in psychology
|October 13, 2023
概括
患有焦虑症状的学员在训练期间表现出心率变异性降低. 这表明潜在的心脏自主性不灵活性,影响警察群体的心血管健康.
科学领域:
- 心脏病学 心脏病学
- 心理生理学 心理生理学
- 职业健康 职业健康 职业健康
背景情况:
- 警察学员接受严格的培训计划.
- 心理健康障碍很普遍,并可能影响生理反应.
- 心脏自主性可变性是生理应激反应的关键指标.
研究的目的:
- 为了调查加拿大皇家骑警 (RCMP) 学员的心脏自主性变异.
- 为了比较在训练期间与没有选精神健康障碍的学员之间的生理反应.
- 探索焦虑症状在学员培训计划 (CTP) 期间对心率变化 (HRV) 的影响.
主要方法:
- 电心电图 (ECG) 和心率使用Hexoskin服装在26周内被记录下来.
- 31个心率变化 (HRV) 参数使用Kubios Premium软件进行计算.
- 曼 - 惠特尼U-测试比较了对心理健康障碍进行阳性或阴性查的学员之间的HRV.
主要成果:
- 观察到低频 (LF):高频 (HF) 变化率的统计显著下降.
- 这种LF:HF变异性下降仅发生在在训练开始时对临床显著焦虑症状 (GAD-7) 查结果呈阳性的学员中.
- 没有发现HRV的其他显著群体差异.
结论:
- 患有焦虑症状的学员表现出较低的LF:HF可变性,这表明副交感声调下降.
- 这一发现表明,在有焦虑症的学员中,潜在的心脏自主性不灵活.
- 结果为未来关于警察群体心脏自主功能障碍和HPA轴偏差的研究提供了基线.
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