Description of physical activity and screen time among U.S. middle school students

• Mi Zhou ,

  Roles Software, Writing – original draft, Writing – review & editing

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation Department of Health and Physical Education, The Education University of Hong Kong, Hong Kong, China

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• Zikun Zhao ,

  Roles Conceptualization, Investigation, Methodology, Writing – original draft

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation Faculty of Physical Education and Sport, Beijing Normal University, Beijing, China

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• Xiaoran Li ,

  Roles Conceptualization, Data curation, Writing – original draft, Writing – review & editing

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation Wushu School, Beijing Sports University, Beijing, China

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• Yanxuan Jin ,

  Roles Data curation, Project administration, Software, Writing – original draft, Writing – review & editing

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation Faculty of Educational Studies, Universiti Putra Malaysia, Putrajaya, Serdang, Malaysia

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• Xinlei Hong ,

  Roles Visualization, Writing – review & editing

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation School of Sport, Exercise and Health Sciences, Loughborough University, Loughborough, United Kingdom

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• Haoning He ,

  Roles Data curation, Writing – original draft

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation Department of Rehabilitation Medicine, Shanghai Sixth People’s Hospital Affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China

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• Mengchu Zhao ,

  Roles Validation, Writing – original draft, Writing – review & editing

  ¶‡ MZ, ZZ, XL, YJ, XH, HH and MZ are contributed equally to this work as co-first authors.

  Affiliation Department of Rehabilitation Medicine, Shanghai Sixth People’s Hospital Affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China

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• Xiaomei Song

  Roles Conceptualization, Data curation, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: 22046172g@connect.polyu.hk

  Affiliation Department of Nursing, The Second Affiliated Hospital of Soochow University, Suzhou, Jiangsu, China

  https://orcid.org/0000-0002-4085-0603

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