个性化和固定间隔信号条件生态瞬间评估的比较,以捕获饮食数据:双盲交叉可行性研究
Leanne Wang1,2, Anna Rangan1,2, Juliana Chen1,2
1Discipline of Nutrition and Dietetics, Susan Wakil School of Nursing and Midwifery, Faculty of Medicine and Health, The University of Sydney, Sydney, NSW, Australia.
European journal of clinical nutrition
|November 3, 2025
概括
与固定时间表相比,个性化生态瞬间评估 (EMA) 并没有改善年轻成年人的坚持. 未来的研究应该探索先进的方法,以提高饮食数据的准确性.
科学领域:
- 营养科学 营养科学
- 数字健康数字健康
- 行为科学 行为科学
背景情况:
- 传统的饮食评估方法受到高负担和记忆偏差的影响.
- 年轻人经常有不规则的饮食模式,使准确的饮食测量变得复杂.
- 生态瞬间评估 (EMA) 为这些局限性提供了一个潜在的解决方案.
研究的目的:
- 评估针对年轻成年人饮食模式的个性化EMA交付的可行性.
- 为了比较个性化与固定间隔EMA的坚持,同意和接受度.
- 为了评估年龄在18-30岁的年轻成年人的饮食测量准确度.
主要方法:
- 这是一项双盲交叉试验,涉及24名年轻成年人 (18-30岁).
- 参与者被随机分配到基于事先收集的食物图像的个性化或固定的EMA时间表.
- 通过响应率测量坚持;通过将EMA响应与食品图像和24小时回忆相匹配来达成一致.
主要成果:
- 固定的 (65.7%) 和个性化的 (66.3%) EMA时间表的遵守率相似.
- 欧洲药物管理局与其他方法之间的一致性是适度的 (52.0%固定,47.7%个性化).
- 饮料经常被遗漏;固定的EMA导致更多的过度调查报告.
结论:
- 将EMA时间定制为年轻成年人的饮食模式,并没有提高坚持.
- 饮食场合的变化和类似的日常调查计数挑战了个性化有效性.
- 未来的研究应该研究先进的EMA,如传感器触发或事件依赖的方法,以提高准确性和减少负担.
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