屏幕时间和睡眠之间的双向关系的纵向分析:探索身体活动的作用
Elahe Nikooharf Salehi1, Charlotte Brakenridge2, Saeed Jaydarifard3
1School of Public Health, Faculty of Medicine, The University of Queensland, Brisbane, Australia.
Sleep medicine
|January 9, 2025
概括
在10-12岁的儿童中,屏幕时间和睡眠时间周期性地相互影响. 身体活动可以减轻这些负面影响,这表明干预措施应该针对屏幕习惯和运动.
科学领域:
- 儿童健康 儿童健康
- 睡眠科学 睡眠科学
- 行为科学 行为科学
背景情况:
- 过度的屏幕时间和睡眠不足会对儿童的健康产生负面影响.
- 了解屏幕时间,睡眠和体育活动之间的相互作用对于促进儿童健康发育至关重要.
研究的目的:
- 调查儿童屏幕时间和睡眠时间之间的双向关系.
- 检查身体活动在屏幕时间和睡眠时间之间的关联中扮演的调解角色.
主要方法:
- 利用来自澳大利亚儿童纵向研究 (LSAC) 的2064名儿童的数据.
- 采用交叉滞后面板建模来分析屏幕时间和睡眠时间之间的双向关联.
- 评估了体育活动的调解作用,使用跨年龄段的滞后调解模型对5,10和12岁进行了评估.
主要成果:
- 在10至12岁的儿童中观察到屏幕时间和睡眠时间之间的双向关联.
- 10岁时的屏幕时间预测了12岁时的睡眠时间 (β = -0.071),10岁时的睡眠时间预测了12岁时的屏幕时间 (β = -0.048).
- 12岁时增加体力活动减轻了屏幕时间对睡眠和睡眠对屏幕时间的负面影响.
结论:
- 在儿童中,屏幕时间和睡眠时间随着时间的推移而相互影响.
- 专注于减少屏幕时间和增强体育活动的干预措施可能有助于抵消对睡眠的负面影响.
- 促进体育活动是减轻屏幕时间和睡眠时间之间的有害关系的关键.
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