探索精神病症状,认知和环境风险因素之间的相互作用:对网络的贝叶斯分析
Minke J Bosma1, Maarten Marsman2, Jentien M Vermeulen1
1Department of Psychiatry, Amsterdam UMC, University of Amsterdam, 1105 AZ, Amsterdam, The Netherlands.
像吸烟这样的环境风险因素与精神疾病有关. 处理速度缺陷可能起到核心作用,这表明戒烟计划对于预防和治疗至关重要.
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.
- 遗传学 是一个遗传学.
背景情况:
- 精神病障碍 (PDs) 带来了重大的个人和社会成本.
- 确定可修改的环境风险因素 (ERF) 对干预和预防策略至关重要.
- 之前的研究没有使用网络方法同时检查ERF,认知和精神病症状.
研究的目的:
- 研究关键ERF (烟草吸烟,大麻使用,童年创伤),认知领域和精神病症状维度之间的相互作用.
- 构建和分析网络模型,将这些变量集成到一个大队列中.
主要方法:
- 利用了来自遗传风险和精神病结果 (GROUP) 队列的数据,包括患者,兄弟姐妹和健康对照.
- 采用贝叶斯网络分析来建模12个变量之间复杂的相互关系 (3个ERF,6个认知领域,3个症状维度).
- 为组合样本和患者和兄弟姐妹单独构建单独的网络.
主要成果:
- 烟草吸烟与认知功能和精神病症状都有直接关联.
- 处理速度成为最重要的认知变量,将精神病症状和物质使用联系在一起.
- 发现精神病患者和他们的兄弟姐妹之间的网络结构在很大程度上是相似的.
结论:
- 处理速度缺陷可能在精神病障碍的病理生理学中起着中心作用.
- 在PDs的背景下,烟草吸烟应该被视为一个重要的ERF.
- 研究结果提倡将戒烟计划纳入患有PD的风险或被诊断患有PD的个人的护理,将重点扩大到大麻使用之外.
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