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使用认知行为表现型来个性化减肥计划,以改善超重或肥胖成年人的参与和减肥:准实验性研究
Joanna Szypula1, Andreas Jarvstad1, Lucy Amelia Jones2
1School of Health and Psychological Science, City St George's, University of London, London, United Kingdom.
JMIR formative research
|December 1, 2025
概括
个性化的数字减肥建议显著提高了用户参与英国国家卫生服务计划的参与度. 虽然这种定制方法不会导致显著的短期体重减轻,但它有望改善数字干预措施的遵守率.
科学领域:
- 数字健康干预措施 数字健康干预措施
- 行为科学 行为科学
- 肥胖管理 肥胖管理
背景情况:
- 肥胖是一个主要的英国健康问题,影响超过25%的成年人,并导致显著的医疗保健费用.
- 数字行为改变计划提供可扩展的体重管理支持,但参与者参与仍然是一个关键的挑战.
- 参与数字健康计划与成功减肥结果密切相关.
研究的目的:
- 评估在国家数字体重管理计划中针对表型量身定制的关于参与和减肥的每周建议的影响.
- 探索咨询利用与研究结果之间的关系.
- 通过社会经济地位调查潜在的适度,并收集参与者对定制建议的反.
主要方法:
- 一项涉及英国成年人 (BMI>25 kg/m2,年龄在18-80岁) 的准实验性研究,参与了为期12周的国民卫生服务数字程序.
- 现型组 (n=148) 接受了为期7周的根据17项调查问卷进行量身定制的咨询,将其分为4种现型中的1种.
- 与历史队列 (n=241) 和未接受量身定制建议的非响应者 (n=394) 进行了比较.
主要成果:
- 与历史队列 (平均159) 和非响应者 (平均135) 相比,表型组表现出显著更高的参与度 (平均257次参与) (P<.001).
- 现型组的平均体重减轻为-2.23公斤,与历史队列 (-1.60公斤) 或非响应者 (-0.69公斤) 没有显著差异.
- 咨询文件打开与参与度相关 (r=0.48;P<.001),但没有体重减轻 (P=.42);社会经济地位没有影响结果.
结论:
- 根据表型量身定制的建议大大增加了对现实世界的数字体重管理计划的参与度.
- 虽然短期减肥差异在统计学上并不显著,但研究结果表明,表型定制可能会提高坚持.
- 需要进行更多随机对照试验,并进行更长的随访,以确认增加的参与是否会导致临床上显著的减肥.
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