身体健康,没有药物治疗的大型抑郁症患者的认知功能:与抑郁症状和抗抑郁药反应的关系
Anna Ou1, Gwyneth W Y Wu2, Michelle T Kassel3
1Weill Institute for Neurosciences and Department of Psychiatry and Behavioral Sciences, University of California San Francisco (UCSF) School of Medicine, San Francisco, CA, USA; University of California San Diego (UCSD) School of Medicine, La Jolla, CA, USA.
Journal of affective disorders
|March 3, 2025
概括
大型抑郁症 (MDD) 与认知功能障碍有关,但基线认知表现不能预测SSRI治疗反应. 在MDD患者中,SSRI治疗显示出有限的认知改善.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 认知心理学 认知心理学
背景情况:
- 大型抑郁症 (MDD) 经常与认知障碍有关.
- 了解未服用药物的MDD患者的认知功能障碍对于有针对性的干预至关重要.
- 基线认知功能与治疗反应之间的关系仍然是积极研究的领域.
研究的目的:
- 在没有并发症的未经药物治疗的大型抑郁症 (MDD) 患者中调查认知功能障碍.
- 检查基线认知功能与对选择性血清素再吸收抑制剂 (SSRI) 的反应之间的关联.
- 在MDD患者接受8周SSRI治疗后评估认知变化.
主要方法:
- 一组113名未服用药物的成人MDD参与者和88名健康对照 (HC) 接受了认知评估.
- 所有参与者的认知功能在基线被评估,MDD参与者在8周的SSRI治疗 (n=69) 后被重新评估.
- 评估的认知领域包括处理速度,执行功能,学习和记忆. 对SSRI的反应被定义为在汉密尔顿抑郁症评分表上≥50%的改善.
主要成果:
- 与HC相比,MDD参与者在基线时在处理速度 (SDMT) 和执行功能 (Stroop) 以及学习/记忆 (BVMT) 的测量上表现出显著的认知缺陷.
- 在8周的SSRI治疗后,MDD参与者在几个领域显示出显著的认知改善.
- 在SSRI响应者和非响应者之间没有发现显著的基线认知差异. 对SSRI的反应仅与HVLT总回忆的改善有关.
结论:
- 与健康对照人群相比,在未服用药物的MDD患者中存在一种明显的认知功能障碍模式.
- 基线认知表现不能可靠地识别那些对SSRI有反应的MDD患者的子组.
- 在8周后,SSRI治疗似乎不会在MDD患者中产生广泛的认知改善,这凸显了未满足的治疗需求.
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