Examining the criterion validity of two scalable, information technology-based systems designed to measure the quantity and quality of movement behaviours of children from Hong Kong primary schools: a cross-sectional validation study

Objectives Research has shown that having adequate quantity and quality of physical activity can contribute to the health and well-being of children. Nonetheless, existing tools to measure these constructs in children have limitations in terms of their objectivity and scalability. In this study, we...

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Bibliographic Details
Main Authors: Yijian Yang, Cecilia H S Chan, Amy S Ha, James Cheng, Guanxian Jiang, Johan Y Y Ng
Format: Article
Language:English
Published: BMJ Publishing Group 2022-08-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/12/8/e060448.full