1. Hunter New England Population Health, Wallsend, NSW, Australia
2. School of Medicine and Public Health, University of Newcastle, Callaghan, NSW, Australia
3. Priority Research Centre for Health Behaviour, University of Newcastle, Callaghan, NSW, Australia
4. Hunter Medical Research Institute, New Lambton Heights, NSW, Australia
5. School of Education, Priority Research Centre in Physical Activity and Nutrition, University of Newcastle, Callaghan, NSW, Australia
6. School of Psychology, University of Newcastle, Callaghan, NSW, Australia