National trends and ecological factors of physical activity engagement among U.S youth before and during the COVID-19 pandemic: A cohort study from 2019 to 2021

• 主要な著者: Yuxin Zhu (著者), Derwin K.C. Chan (著者), Qianqian Pan (著者), Ryan E. Rhodes (著者), Sisi Tao (著者)
• フォーマット: 図書
• 出版事項: BMC, 2024-07-01T00:00:00Z.
• 主題: article
• オンライン･アクセス: Connect to this object online.

Abstract Background This study aims to investigate the trends and ecological determinants of physical activity among U.S. children and adolescents during the 2019-2021 period, encompassing the COVID-19 pandemic's onset and subsequent years. Methods Utilizing data from the National Survey of Chi...