精神分裂症的认知灵活性:对神经心理学的测量进行了确认因素分析
Karolína Knížková1,2, Aneta Siroňová1,3, Monika Večeřová1
1National Institute of Mental Health, Klecany, Czech Republic.
Applied neuropsychology. Adult
|July 4, 2023
概括
认知灵活性 (CF) 评估有所不同;这项研究发现威斯康星州卡片排序测试最好地反映了精神分裂症患者的基础CF,而不是Trail Making Test和Stroop Color和Word Test.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 精神病学是一个精神病学.
背景情况:
- 认知灵活性 (CF) 对于适应环境变化至关重要.
- 纤维肌瘤的缺陷与神经和精神疾病有关,尤其是精神分裂症.
- 目前的CF评估工具缺乏统一的操作化,测量结构的不同方面.
研究的目的:
- 为了评估三个常见的CF测量的融合有效性:威斯康星州卡片排序测试 (WCST),轨道制作测试 (TMT) 和Stroop颜色和文字测试 (SCWT).
- 评估这些仪器是否测量了CF在第一发症精神分裂症谱系障碍患者中共享的潜在潜伏结构.
主要方法:
- 用确认因素分析来测试一个单因子CF模型.
- 在模型中,WCST,TMT和SCWT的得分作为观察到的变量.
- 这项研究包括220名被诊断患有第一发精神分裂症谱系障碍的患者.
主要成果:
- 一个因素CF模型证明了与数据的良好匹配,表明共享方差.
- 威斯康星州卡片排序测试 (WCST) 显示了最高的因子负载,这表明它最好地捕捉了底层的CF结构.
- 步道制作测试 (TMT) 和Stroop颜色和文字测试 (SCWT) 显示较低的因子负载,这意味着它们可能测量认知灵活性的不同方面.
结论:
- 这些发现表明,常用的CF指标可能不能完全捕捉一个单一的底层结构.
- 与TMT和SCWT相比,WCST似乎在这个患者群体中是一个更强大的一般认知灵活性指标.
- 需要进一步的研究来完善CF评估,并了解通过不同的神经心理测试测量的具体方面.
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