Funding for this research was provided by:
Grantová Agentura České Republiky (16-14620S)
Article History
Received: 27 December 2017
Accepted: 22 May 2018
First Online: 31 May 2018
Ethics approval and consent to participate
: This study was approved by the Ethics committee of the Faculty of Physical Culture, Palacký University on 25th March 2013 for families with school-aged children (ref. no. 17/2013), and on 10th December 2014 for families with preschool children (ref. no. 57/2014). All children, teachers, and school management received detailed information on the design and purpose of the survey at a meeting at each of the participating schools. Participation of children and parents in each part of data collection was voluntary and without any financial incentives. Written informed consent was obtained from all participants. Parents consented to the inclusion of their children in this study. All participating members received feedback on the overall school results after data processing.
: The authors declare that they have no competing interests. Dr. Erik Sigmund is an Associate Editor for BMC Public Health.
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