消防员的最大氧气摄入量和冠状动脉分数
Mingyue Li, Jiali Han, Carolyn Muegge
1Department of Epidemiology, Richard M. Fairbanks School of Public Health, Indiana University, Indianapolis, IN, USA.
Journal of occupational and environmental medicine
|May 13, 2025
概括
通过最大氧气吸收 (VO2max) 测量较高的有氧健身,与老年消防员 (≥45岁) 的冠状动脉 (CAC) 评分较低有关. 保持心血管健康对于这个高危人群至关重要.
科学领域:
- 心脏病学 心脏病学
- 职业健康 职业健康 职业健康
- 运动生理学 运动生理学
背景情况:
- 冠状动脉 (CAC) 评分显示的亚临床动脉样硬化是一种显著的心血管风险因素.
- 最大氧气吸收 (VO2max) 是心肺呼吸能力的一个关键指标.
- 消防员面临着独特的职业要求,这些要求可能会影响心血管健康.
研究的目的:
- 调查印第安纳州消防员的VO2max和CAC分数之间的关联.
- 要确定这种关联是否在不同年龄组 (<45岁和≥45岁) 中存在差异.
主要方法:
- 使用现有数据进行横截面研究设计.
- 多变量线性回归分析以评估VO2max和CAC之间的关系.
- 按年龄组分层 (<45岁和≥45岁) 并根据心血管风险因素进行调整.
主要成果:
- 在45岁及以上的消防员中,VO2max和CAC得分之间发现了显著的反向关联 (β = -7.30; P < 0.001).
- 在45岁以下的消防员中,没有观察到VO2max和CAC得分之间的显著关联.
- 这些与年龄相关的差异可能归因于不同的职业身体需求和特定年龄的心血管风险概况.
结论:
- 高水平的有氧健身与老年消防员的亚临床动脉样硬化减少有关.
- 保持高水平的心肺健康对于减轻这一职业群体心血管疾病风险很重要.
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