经验性地确定饮食过多/冲洗频率值,以区分厌食症神经限制性亚型与饮食过多/冲洗亚型
Sophie R Abber1,2, Devon Peterkin3, Carina S Brown2,4
1Department of Psychology, Florida State University, Tallahassee, USA.
The International journal of eating disorders
|February 6, 2025
概括
每月一次过度饮食或清洗事件足以区分神经性厌食症亚型. 这一发现表明,需要修改饮食过度清洗精神性厌食症 (AN-BP) 的诊断标准,而不是限制精神性厌食症 (AN-R).
科学领域:
- 精神病学是一个精神病学.
- 临床心理学 临床心理学
- 饮食障碍 饮食障碍 饮食障碍 饮食障碍
背景情况:
- 目前对神经性厌食症 (AN) 亚型的诊断标准缺乏针对过度饮食 (AN-BP) 和限制 (AN-R) 行为的具体门.
- 在研究中不一致地报告过度饮食/清洗事件的频率,限制了对AN亚型差异的理解.
研究的目的:
- 用结构方程建模 (SEM) 树来经验性地确定最佳区分AN亚型的暴饮暴食和/或清洗的频率.
- 基于临床特征进行经验推导的AN亚型的比较.
主要方法:
- 利用SEM树来分析731名患有AN的青少年和成年人的饮食过度/清洗事件频率.
- 评估了部分住院计划的参与者摄入时的AN和并发症症状.
主要成果:
- 出现了四个子组:AN-R (0个事件/月),AN-BP1 (1-3个事件),AN-BP2 (4-15个事件),和AN-BP3 (>16个事件).
- 在AN-R和更高频率组之间发现了14/22临床特征的显著差异.
- 与其他亚组相比,AN-BP1和AN-BP2组也显示出不同的临床特征.
结论:
- 在过去一个月内,单次暴饮暴食和/或清洗事件足以区分AN亚型.
- 精神疾病诊断和统计手册 (DSM) 对AN-BP的标准可能需要修订,以包括任何过度饮食/清洗情节,而不仅仅是复发性情节,用于分类.
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