晚班期间的宏观营养素摄入量和警觉性 - - 时间间隔很重要
Mariëlle G de Rijk1, Alexander P J van Eekelen2, Sanne Boesveldt1
1Division of Human Nutrition and Health, Wageningen University and Research, Wageningen, Netherlands.
Frontiers in nutrition
|November 29, 2023
概括
夜班护士的警觉性与宏观营养素摄入时间有关. 在警觉测试前2-3小时摄入较多的脂肪与较少的错误相关,而碳水化合物则显示出混合的关联,这表明时间对营养策略至关重要.
科学领域:
- 职业健康 职业健康 职业健康
- 营养科学 营养科学
- 认知表现 认知表现
背景情况:
- 夜班工作增加了由于疲劳而导致的安全风险.
- 减轻疲劳的营养策略显示出矛盾的结果.
- 与认知测试相比,营养摄入的时间可能解释了差异.
研究的目的:
- 研究夜班护士的宏观营养素摄入量与客观警觉性之间的关联.
- 检查食物消费和警觉度测量之间的不同时间间隔如何影响研究结果.
- 提供对优化夜班工人营养的见解.
主要方法:
- 这是一项对128名年龄在20-61岁之间的护士的观察性研究.
- 在夜班期间使用精神运动警觉任务 (PVT) 测量警觉性.
- 24小时的饮食回忆分析了PVT前0-1,1-2和2-3小时的宏观营养素摄入量.
主要成果:
- 蛋白质摄入量与警觉性没有关联.
- 脂肪摄入量高达1小时前PVT边界线,与更长的反应时间相关.
- 碳水化合物摄入量高达1小时前PVT边界线与更短的反应时间相关.
- 在PVT前2-3小时,较高的脂肪摄入量与较少的失败有关.
- 在PVT前2-3小时摄入较高的碳水化合物与更多的失败有关.
结论:
- 大量营养素的摄入量,特别是时间,会影响夜班期间的警觉性.
- 之前研究中的差异可能源于营养摄入量和性能评估之间的时间间隔不同.
- 这些发现有助于理解营养在应对轮班劳动疲劳方面的作用.
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