确定美国退伍军人中饮食失调和创伤后应激障碍症状的并发症候选机制:一个网络分析方法
Rachel L Zelkowitz1, Kelsey N Serier1, Brian N Smith1
1Women's Health Sciences Division, National Center for PTSD, VA Boston Healthcare System.
Psychological trauma : theory, research, practice and policy
|April 15, 2024
概括
网络分析显示,退伍军人的认知特征和避免联系创伤后应激障碍 (PTSD) 和饮食失调 (DE) 症状. 这些共同因素可能是并发症的基础,并提供治疗目标.
科学领域:
- 精神病学是一个精神病学.
- 心理学 心理学 心理学
- 退伍军人的健康 退伍军人的健康
背景情况:
- 创伤后应激障碍 (PTSD) 和饮食障碍 (ED) 经常同时发生,这表明潜在的双向关系.
- 了解连接这些条件的机制对于有效的干预至关重要.
研究的目的:
- 研究美国退伍军人中PTSD和DE症状的网络结构.
- 确定连接PTSD和DE的中心和桥梁症状.
- 检查跨性别和服务时代的网络不变性.
主要方法:
- 在两个国家退伍军人样本上利用网络分析 (发现n=434,验证n=507).
- 采用图形拉索模型来绘制症状网络.
- 使用强度得分识别了中心和桥梁症状.
主要成果:
- 创伤后应激障碍和ED症状在网络中形成了不同的集群.
- 关键节点包括PTSD和DE特征,形状/体重的高估,负面影响和回避被确定为强烈的桥梁症状.
- 网络结构在性别和样本之间是一致的.
结论:
- 创伤后应激障碍和ED症状的横截面网络模型可以在老兵群体中复制.
- 痴呆症的认知方面 (例如,高估) 和PTSD (例如,负面影响,避免) 可能会调解它们的并发症.
- 这些确定的症状代表了综合治疗方法的潜在目标.
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