相关实验视频
Updated: Jan 10, 2026

10:32
Development of a Virtual Reality Assessment of Everyday Living Skills
Published on: April 23, 2014
19.0K
职业压力检查和评估问卷:发展,有效性和可靠性
Huining Wang1, Yanping Zhang1, Xiyong Cui1
1Beijing Institute of Occupational Disease Prevention and Treatment, Beijing, 100093, China.
BMC public health
|November 29, 2025
概括
这项研究开发了职业压力检查和评估问卷 (OSCAQ) 来衡量中国工作环境中的职业压力. 该OSCAQ在评估工作场所压力水平方面表现出良好的可靠性和有效性.
科学领域:
- 职业健康心理学 职业健康心理学
- 心理测量 心理测量 心理测量
- 工作场所的幸福感
背景情况:
- 现有的职业压力调查问卷缺乏适应中国工作环境的文化.
- 需要工具来解决新出现的压力因素,并在非西方人群中得到验证.
研究的目的:
- 开发和评估一个文化适应的仪器来测量职业压力.
- 评估中国工作场所的职业压力水平和风险.
主要方法:
- 根据已建立的压力模型开发了职业压力检查和评估问卷 (OSCAQ).
- 收集了来自13019名中国工人的数据,并对雇员项目进行了分析,EFA和CFA进行了验证.
- 使用克朗巴赫的α和斯皮尔曼-布朗系数评估可靠性.
主要成果:
- 最终的OSCAQ包括75个项目,分为三个分级:工作压力因素,社会支持和压力反应.
- 探索性和确认性因子分析支持了因子结构,与模型相匹配.
- 问卷显示了强大的构造有效性,收有效性,区分有效性和内部一致性.
结论:
- OSCAQ是评估职业压力的可靠和有效工具.
- 它适用于测量中国工人的职业压力状态.
相关概念视频
Reliability and Validity
13.7K
Reliability and validity are two important considerations that must be made with any type of data collection. Reliability refers to the ability to consistently produce a given result. In the context of psychological research, this would mean that any instruments or tools used to collect data do so in consistent, reproducible ways.
13.7K
Stress and Mental Health
576
Chronic stress profoundly affects mental health, significantly influencing mood, behavior, and overall quality of life. Research closely links chronic stress with mental health conditions such as depression, anxiety, and substance use disorders. Ongoing exposure to stress can lead to physiological and psychological changes, initiating a cycle of emotional distress and maladaptive coping mechanisms.
Individuals with depression often experience challenges in both their personal and professional...
Individuals with depression often experience challenges in both their personal and professional...
576
Self-Report Tests of Personality
740
Self-report inventories are objective personality assessments that use multiple-choice items or numbered scales, typically ranging from 1 (strongly disagree) to 5 (strongly agree). They are often called Likert scales after Rensis Likert. These inventories are widely used due to their ease of administration and cost-effectiveness. One of the most prominent examples is the Minnesota Multiphasic Personality Inventory (MMPI), initially developed in the 1940s to assess abnormal personality traits.
740
Components of Stress
466
Stress analysis under multiple loading conditions is intricate, necessitating a comprehensive grasp of normal and shearing stresses. Consider a small cube at point O, subjected to stress on all six faces, visible or not. Normal stress components σx, σy, σz act perpendicularly to the x, y, and z axes. Shearing stress components τxy and τxz are exerted on faces perpendicular to these axes.
Interestingly, the hidden cube faces also experience these stresses, equal and...
Interestingly, the hidden cube faces also experience these stresses, equal and...
466
Stress Concentrations
597
Stress concentration is when stress intensifies near discontinuities such as holes or abrupt cross-sectional changes in a structural member. This localized stress can often surpass the average stress within the member. The stress distribution in flat bars, either with a circular hole or varying widths connected by fillets, can be determined experimentally using a photoelastic method. The results are based on ratios of geometric parameters like the ratio of the hole's radius to the smaller...
597
Stress Concentrations
569
The concept of stress concentration is crucial for understanding how materials respond under bending stresses, particularly when there are irregularities or discontinuities in the material's geometry. Normally, stress in a symmetric member subjected to pure bending is assumed to be uniformly distributed across the entire cross-section. However, this assumption does not hold when there are variations in the cross-sectional geometry or the presence of notches and holes.
The stress...
The stress...
569

