提高制造业操作的自我报告人体工程学评估的可靠性:通过有针对性的控制措施全面评估可变性
Charu Tripathi1, Manish Arora1, Amaresh Chakrabarti1
1Department of Design and Manufacturing (DM), Indian Institute of Science (IISc), India.
International journal of occupational safety and ergonomics : JOSE
|October 24, 2025
概括
这项研究通过识别和控制可变性源来提高自我报告人体工程学评估的可靠性. 新的响应量表显著提高了可靠性系数,确保了准确的结果,而不会牺牲简单性.
科学领域:
- 人体工程学就是人体工程学.
- 职业健康 职业健康 职业健康
- 人类因素工程 人类因素工程
背景情况:
- 自我报告人体工程学评估由于其简单性和适用性而被广泛使用,特别是在小型工业中.
- 现有的提高可靠性的方法只关注反阶段,忽视了评估过程中的其他变化.
- 自我报告的可靠性低,阻碍了它们在各种工业环境中的有效性.
研究的目的:
- 提高自我报告人体工程学评估的可靠性.
- 在整个评估框架中全面探索变化源.
- 制定针对已识别的变化因素的有针对性的控制措施.
主要方法:
- 对80名参与者进行了自我报告的人体工程学评估,使用5分利克特级别对组装-拆卸任务进行评估.
- 使用统计测试识别了可变性来源 (克鲁斯卡尔-瓦利斯,威尔科克森签名等级,配对的t测试).
- 通过后期分析 (Dunn的测试,定性分析) 和衍生控制措施来阐明变异性发生的模式.
主要成果:
- 确定了影响可靠性的四个关键因素及其发生方式.
- 综合了可变性控制措施的响应量表显示,Krippendorff的α可靠性系数显著增加.
- 可靠性系数从0.67 < α < 0.87提高到α > 0.98.
结论:
- 拟议的方法整体地减轻了自我报告人体工程学评估中的变化来源.
- 这种方法促进了可靠的评估结果,同时保持了自我报告的固有简单性.
- 这些发现支持使用改进的自我报告框架,以便更准确地进行人体工程学评估.
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