使用项目响应理论和因素分析对知情同意评估规模的心理测量验证
Nuno Silva Gonçalves1,2,3, Pedro Morgado1,2,3, Carlos Fernando Collares1,4,5,6,7
1Life and Health Sciences Research Institute (ICVS), University of Minho, Braga, Portugal.
Frontiers in medicine
|January 28, 2026
概括
知情同意评估尺度 (ICAS) 有效评估医学学生的沟通技巧,以获得知情同意. 这种经过验证的工具增强了反,并加强了医学教育中的伦理临床沟通培训.
科学领域:
- 医学教育 医学教育
- 临床交流 临床沟通
- 心理测量 心理测量 心理测量
背景情况:
- 在医学上,知情同意至关重要,但在本科医学教育中,对这一过程的沟通技巧的评估不足.
- 客观评估这些技能是必要的,以确保伦理和有效的患者沟通.
研究的目的:
- 开发和验证知情同意评估量表 (ICAS).
- 创建一个可靠的工具来评估获得知情同意的基本沟通能力.
主要方法:
- 心理测量验证涉及456名医学五年级学生在三个学年.
- 通过专家共识和内容有效性评估进行开发.
- 使用探索性因子分析 (EFA) 和项目响应理论 (IRT) 的内部结构分析,以及可靠性和并发有效性评估.
主要成果:
- 国际海事航天局 (ICAS) 证明了基本的单维性和良好的模型合适性.
- 证实了高可靠性 (麦当劳的 ω = 0.841,克朗巴赫的 α = 0.837).
- ICAS的分数与考官评分有很强的相关性,与更广泛的沟通尺度有中等相关性,支持并发有效性.
结论:
- ICAS是评估知情同意沟通技能的有效和可靠工具.
- 它在客观结构化临床检查 (OSCE) 中的使用为学生提供了有价值的反.
- ICAS支持课程开发,旨在改善符合伦理能力的临床沟通.
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