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tie lu ji che cheng wu yuan xin lv bian yi xing yan jiu
Author(s): 
Pages: 181-182
Year: Issue:  4
Journal: RAILWAY OCCUPATIONAL SAFETY HEALTH & ENVIRONMENTAL PROTECTION

Keyword:  机车乘务员心率心率变异性频域指标时域指标;
Abstract: 为了解长交路单执乘作业对机车乘务员健康的影响,选择72名长交路单执乘机车乘务员为实验组、19名非长交路单执乘机车乘务员为对照组进行HRV研究.结果显示:实验组心率比对照组加快,差异有显著性;LF、HF值,实验组高于对照组,有显著性差异;SDNN、RMSSD值,2组间以及运行与休息时均无显著性差异.说明长交路单执乘作业增加了乘务员的神经紧张性,加大了乘务员的心脏负荷.
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