评估表症严重性评分的心理测量有效性:内部一致性和测试复试可靠性
Anna J Gong1, Marisabel Linares Bolsegui1, Emerson E Lee2
1Division of Interventional Radiology, Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins Hospital, Baltimore, MD.
American journal of rhinology & allergy
|October 12, 2023
概括
经皮质症严重性评分 (ESS) 显示,在遗传性出血端膜切开症 (HHT) 患者中,测试重复测试的可靠性非常好. 然而,其较低的内部一致性表明,它可能无法完全捕捉出鼻血严重程度的所有方面.
科学领域:
- 医学研究 医学研究
- 患者报告的结果衡量结果.
- 血液学 血液学 血液学
背景情况:
- 斑点性严重性评分 (ESS) 是患者报告的在遗传性出血性脑膜炎 (HHT) 中鼻血严重性的标准结果.
- 之前对ESS的评估只关注内容和并发有效性.
研究的目的:
- 评估ESS的内部一致性.
- 评估ESS在HHT患者的测试-重新测试可靠性.
主要方法:
- 包括ESS在内的在线调查对305名HHT患者进行了管理.
- 使用克朗巴赫的α和相关性分析来评估内部一致性.
- 在69名HHT患者中,在2周的时间间隔内,使用类内相关系数评估了试验-重试的可靠性.
主要成果:
- ESS表现出较低的内部一致性 (Cronbach的alpha=0.495),表明它可以测量多个不相关的概念.
- 因素分析表明,在ESS中存在3个基本的,中度相互关联的结构.
- 在ESS证明了优异的测试重复测试可靠性 (ICC = 0.955).
结论:
- ESS是对HHT患者重复测量的可靠工具.
- 较低的内部一致性表明,ESS可能无法全面评估表症严重程度的所有维度.
- 为了提高ESS的内部一致性,可能需要进一步开发,可能包括额外的问题或子分数.
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