更多的分钟,更少的步骤:青少年使用智能手机与身体活动之间的每小时关联
Kaitlyn Burnell1, Sarah C Albani2, Shedrick L Garrett1
1Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
概括
青少年的屏幕时间取代了身体活动,但电话录音机却没有. 更多的智能手机屏幕时间与更少的步骤有关,而更多的皮卡与更多的步骤相关.
科学领域:
- 青少年健康 青少年健康
- 使用数字技术 使用数字技术
- 测量身体活动的测量方法
背景情况:
- 许多青少年未能满足身体活动建议.
- 数字技术,特别是智能手机,由于潜在的时间流失,经常被归咎于身体活动水平较低.
- 目前关于数字技术使用与体力活动之间的关系的研究不一致,需要客观测量.
研究的目的:
- 调查客观测量的智能手机使用与青少年体育活动之间的每小时关联.
- 为了测试位移假设,检查智能手机花费的时间是否会减少身体活动.
- 为了区分智能手机屏幕时间与手机录音对身体活动的影响.
主要方法:
- 在青春晚期客观评估智能手机屏幕时间和皮卡 (N=67).
- 使用Fitbit评估的步数对身体活动的客观测量.
- 分析智能手机使用指标和步数之间的每小时关联.
主要成果:
- 增加智能手机屏幕时间与步数减少有关,支持移位假设.
- 增加的智能手机皮卡与增加的步数有关.
- 这些发现表明,不同类型的智能手机参与和身体活动之间存在微妙的关系.
结论:
- 证据支持智能手机屏幕时间对身体活动的排位效应.
- 智能手机收音机不显示移位效应,可能与活动增加有关.
- 需要进一步的研究来了解影响这些关联的上下文因素和个人差异.
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