认知症状与后急性mTBI的认知表现无关
Arielle M Levy1, Michael M Saling1, Jacqueline F I Anderson1,2
1Melbourne School of Psychological Sciences, The University of Melbourne, Melbourne, Victoria, 3010, Australia.
概括
轻度创伤性脑损伤 (mTBI) 后的主观认知症状与客观认知表现无关. 这表明,创伤后的症状可能源于其他因素,而不是认知缺陷.
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
- 创伤研究 创伤研究
背景情况:
- 在轻度创伤性脑损伤 (mTBI) 后,主观认知症状经常被报告.
- 传统的认知性能测量可能缺乏敏感性来检测mTBI后微妙的认知变化.
- 在mTBI中主观和客观认知之间的关系仍然不清楚.
研究的目的:
- 研究mTBI患者的主观认知症状与客观认知表现之间的关联.
- 为了利用基于计算机的认知任务,增加认知负载,假设对微妙的认知变化更敏感.
主要方法:
- 预期招募患有mTBI的个人 (n=68) 和创伤对照 (n=40).
- 损伤后大约8周的评估,包括主观症状报告,客观认知表现 (基于计算机的任务) 和心理痛苦.
- 统计分析使用双变量相关性和控制心理痛苦.
主要成果:
- 在mTBI组中,主观和客观认知之间没有发现显著的关联.
- 即使在控制心理痛苦后,相关性仍然没有显著意义.
- 在创伤对照组中观察到类似的非显著模式.
结论:
- 在后急性mTBI中,即使在敏感的认知任务中,也没有观察到客观和主观认知之间的显著关系.
- 任何观察到的关系的效果大小都是小到微不足道的.
- 在mTBI后8周,主观认知症状似乎主要受到其他因素的影响,而不是在团体层面的客观认知表现.
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