Funding for this research was provided by:
The Centre for the Development and Evaluation of Complex Interventions for Public Health Improvement (MR/KO232331/1)
Article History
Received: 17 December 2019
Accepted: 1 April 2020
First Online: 10 April 2020
Ethics approval and consent to participate
: Ethical approval for the PEAR study was provided by the University of Bristol Ethics Committee. Parents provided written informed consent and adolescents provided assent. The PEAR dataset was provided as a secondary dataset for this study.
: Not applicable.
: The authors declare that they have no competing interests.