对职业体力活动的心血管反应被与工作相关的压力和不良健康状况所夸大
Tyler D Quinn1, Timothy Bruehwiler, Paul D Chantler
1From the Department of Epidemiology and Biostatistics, West Virginia University School of Public Health, Morgantown, West Virginia (T.D.Q., B.B.G.); Department of Occupational Medicine, West Virginia University School of Medicine, Morgantown, West Virginia (T.B.); and Division of Exercise Physiology, West Virginia University School of Medicine, Morgantown, West Virginia (P.D.C., B.B.G.).
高水平的职业体力活动 (OPA) 可能会增加压力较高的工人或体质较低的工人的心血管风险,这可能解释了矛盾的关联. 这项研究强调了压力和健身对苛刻工作期间心血管反应的影响.
科学领域:
- 职业健康 职业健康 职业健康
- 心血管生理学心血管生理学
- 运动科学 运动科学
背景情况:
- 在高职业体力活动 (OPA) 和心血管疾病之间存在矛盾的关联.
- 这些关联可能受到与工作相关的压力和工人的健康水平的影响.
研究的目的:
- 调查与工作有关的压力和身体健康如何改变OPA和心血管反应之间的关系.
- 在不同压力和健身条件下,研究OPA对血压 (BP),心率 (HR) 和速率-压力产物 (RPP) 的影响.
主要方法:
- 在19名男性工人中对OPA,BP,HR和RPP进行24小时的测量.
- 评估工作相关的压力使用压力在一般尺度.
- 通过submaximal跑步机测试估计心肺呼吸能力.
- 使用混合模型和相互作用项的统计分析来评估效应修改.
主要成果:
- OPA和心血管反应 (RPP,HR,BP) 之间的关联在报告高工作压力的人群中显著更强.
- 较高的体能水平与工作时间中度和剧烈的体力活动和RPP之间的关系的减弱有关.
结论:
- 在高工作压力条件下进行的职业体力活动可能会导致心血管反应过度.
- 工人的体力不佳也可能放大对职业体力活动的心血管反应.
- 这些发现表明,压力和健康是理解OPA对心血管的影响的关键因素.
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