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2020 Journal Article A descriptive epidemiology of screen-based devices by children and adolescents: a scoping review of 130 surveillance studies since 2000Thomas, George, Bennie, Jason A., De Cocker, Katrien, Castro, Oscar and Biddle, Stuart J. H. (2020). A descriptive epidemiology of screen-based devices by children and adolescents: a scoping review of 130 surveillance studies since 2000. Child Indicators Research, 13 (3), 935-950. doi: 10.1007/s12187-019-09663-1 |
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2019 Journal Article Physical activity and mental health in children and adolescents: an updated review of reviews and an analysis of causalityBiddle, Stuart J. H., Ciaccioni, Simone, Thomas, George and Vergeer, Ineke (2019). Physical activity and mental health in children and adolescents: an updated review of reviews and an analysis of causality. Psychology of Sport and Exercise, 42, 146-155. doi: 10.1016/j.psychsport.2018.08.011 |
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2025 Journal Article Development, validation, acceptability and usability of a device-based system to measure sit-stand desk usageHealy, Genevieve N., Melendez-Calderon, Alejandro, Kaab, Sami, Bongers, Noah, Heseltine, Katherine A., Yue, Chan Hi, Thomas, George and Clark, Bronwyn K. (2025). Development, validation, acceptability and usability of a device-based system to measure sit-stand desk usage. Applied Ergonomics, 126 104490, 104490. doi: 10.1016/j.apergo.2025.104490 |
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2025 Journal Article Unpacking the relationship between autism, sport participation, and adolescent health: a causal mediation analysisO'Flaherty, Martin, Hill, Jessica, Bourke, Matthew, Fortnum, Kathryn, Thomas, George, Gomersall, Sjaan R. and Cairney, John (2025). Unpacking the relationship between autism, sport participation, and adolescent health: a causal mediation analysis. Disability and Health Journal 101832, 1-8. doi: 10.1016/j.dhjo.2025.101832 |
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2025 Journal Article Association between 24-hour movement behaviors and adiposity in children and adolescents: A compositional data meta-analysisBourke, Matthew, Harrison, Zoe, Fortnum, Kathryn, Thomas, George, O'Flaherty, Martin, Mulcahy, Samantha K., Gomersall, Sjaan R., Alsop, Tahlia, Trost, Stewart G., Koplin, Jennifer J., Bruijns, Brianne A., Phillips, Sophie M., Vanderloo, Leigh M., Tucker, Patricia, Hesketh, Kylie D., Kwan, Matthew Y. W. and Cairney, John (2025). Association between 24-hour movement behaviors and adiposity in children and adolescents: A compositional data meta-analysis. Obesity Reviews, 26 (5) e13884, e13884. doi: 10.1111/obr.13884 |
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2024 Journal Article Construct validity and reliability of the effective early childhood physical literacy pedagogue (ECE-PLP) self-report instrumentBarratt, Jaime, Dudley, Dean, Stylianou, Michalis, Thomas, George, Wheeler, Kai and Cairney, John (2024). Construct validity and reliability of the effective early childhood physical literacy pedagogue (ECE-PLP) self-report instrument. Measurement in Physical Education and Exercise Science, ahead-of-print (ahead-of-print), 1-15. doi: 10.1080/1091367x.2024.2422309 |
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2024 Journal Article Evaluation of the ActiMotus software to accurately classify postures and movements in children aged 3–14Lund Rasmussen, Charlotte, Hendry, Danica, Thomas, George, Beynon, Amber, Stearne, Sarah Michelle, Zabatiero, Juliana, Davey, Paul, Roslyng Larsen, Jon, Rohl, Andrew Lloyd, Straker, Leon and Campbell, Amity (2024). Evaluation of the ActiMotus software to accurately classify postures and movements in children aged 3–14. Sensors, 24 (20) 6705. doi: 10.3390/s24206705 |
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2024 Journal Article 24-hour movement behaviors of LGBTQA+ young people: a systematic reviewFortnum, Kathryn, Gomersall, Sjaan R., Ross, Megan H., Woodforde, James, Thomas, George, Wen, Yu-Shu, Perales, Francisco and Stylianou, Michalis (2024). 24-hour movement behaviors of LGBTQA+ young people: a systematic review. Journal of Physical Activity & Health, 21 (12), 1-17. doi: 10.1123/jpah.2024-0343 |
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2024 Journal Article Device-based measurement of office-based physical activity and sedentary time: a systematic reviewBongers, Noah, Healy, Genevieve N., Thomas, George and Clark, Bronwyn K. (2024). Device-based measurement of office-based physical activity and sedentary time: a systematic review. Journal for the Measurement of Physical Behaviour, 7 (1), 10-22. doi: 10.1123/jmpb.2024-0011 |
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2024 Journal Article Early Childhood Screen Use Contexts and Cognitive and Psychosocial Outcomes : A Systematic Review and Meta-analysisMallawaarachchi, Sumudu, Burley, Jade, Mavilidi, Myrto, Howard, Steven J., Straker, Leon, Kervin, Lisa, Staton, Sally, Hayes, Nicole, Machell, Amanda, Torjinski, Marina, Brady, Brodie, Thomas, George, Horwood, Sharon, White, Sonia L. J., Zabatiero, Juliana, Rivera, Clara and Cliff, Dylan (2024). Early Childhood Screen Use Contexts and Cognitive and Psychosocial Outcomes : A Systematic Review and Meta-analysis. JAMA Pediatrics, 178 (10) e20162591, 1017-1026. doi: 10.1001/jamapediatrics.2024.2620 |
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2024 Journal Article Intense and problematic social media use and sleep difficulties of adolescents in 40 countriesKhan, Asaduzzaman, Thomas, George, Karatela, Shamshad, Morawska, Alina and Werner-Seidler, Aliza (2024). Intense and problematic social media use and sleep difficulties of adolescents in 40 countries. Journal of Adolescence, 96 (5), 1116-1125. doi: 10.1002/jad.12321 |
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2024 Journal Article Measurement method options to investigate digital screen technology use by children and adolescents: a narrative reviewBeynon, Amber, Hendry, Danica, Lund Rasmussen, Charlotte, Rohl, Andrew L., Eynon, Rebecca, Thomas, George, Stearne, Sarah, Campbell, Amity, Harris, Courtenay, Zabatiero, Juliana and Straker, Leon (2024). Measurement method options to investigate digital screen technology use by children and adolescents: a narrative review. Children, 11 (7) 754. doi: 10.3390/children11070754 |
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2024 Journal Article An umbrella review of the benefits and risks associated with youths’ interactions with electronic screensSanders, Taren, Noetel, Michael, Parker, Philip, Del Pozo Cruz, Borja, Biddle, Stuart, Ronto, Rimante, Hulteen, Ryan, Parker, Rhiannon, Thomas, George, De Cocker, Katrien, Salmon, Jo, Hesketh, Kylie, Weeks, Nicole, Arnott, Hugh, Devine, Emma, Vasconcellos, Roberta, Pagano, Rebecca, Sherson, Jamie, Conigrave, James and Lonsdale, Chris (2024). An umbrella review of the benefits and risks associated with youths’ interactions with electronic screens. Nature Human Behaviour, 8 (1), 82-99. doi: 10.1038/s41562-023-01712-8 |
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2022 Journal Article Physical activity and sedentary behaviour of female adolescents in Indonesia: a multi-method study on duration, pattern and contextAndriyani, Fitria Dwi, Biddle, Stuart J. H., Priambadha, Aprida Agung, Thomas, George and De Cocker, Katrien (2022). Physical activity and sedentary behaviour of female adolescents in Indonesia: a multi-method study on duration, pattern and context. Journal of Exercise Science & Fitness, 20 (2), 128-139. doi: 10.1016/j.jesf.2022.02.002 |
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2022 Journal Article Using wearable cameras to categorize the type and context of screen-based behaviors among adolescents: observational studyThomas, George, Bennie, Jason A., De Cocker, Katrien, Dwi Andriyani, Fitria, Booker, Bridget and Biddle, Stuart J. H. (2022). Using wearable cameras to categorize the type and context of screen-based behaviors among adolescents: observational study. JMIR Pediatrics and Parenting, 5 (1) e28208, e28208. doi: 10.2196/28208 |
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2022 Other Outputs Screen time. In Active Healthy Kids Australia (2022). Reboot! Reimagining Physically Active Lives: 2022 Australian Report Card on Physical Activity for Children and Young PeopleZabatiero, Juliana, Thomas, George and Straker, Leon (2022). Screen time. In Active Healthy Kids Australia (2022). Reboot! Reimagining Physically Active Lives: 2022 Australian Report Card on Physical Activity for Children and Young People. Melbourne, Australia: Active Health Kids Australia. |
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2020 Journal Article Screen-based behaviors in Australian adolescents: longitudinal trends from a 4-year follow-up studyThomas, George, Bennie, Jason A., De Cocker, Katrien, Ireland, Michael J. and Biddle, Stuart J. H. (2020). Screen-based behaviors in Australian adolescents: longitudinal trends from a 4-year follow-up study. Preventive Medicine, 141 106258. doi: 10.1016/j.ypmed.2020.106258 |
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2020 Journal Article Exploring contemporary screen time in Australian adolescents: a qualitative studyThomas, George, Bennie, Jason A., De Cocker, Katrien and Biddle, Stuart J.H. (2020). Exploring contemporary screen time in Australian adolescents: a qualitative study. Health Promotion Journal of Australia, 32 (S2), 238-247. doi: 10.1002/hpja.440 |
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2020 Conference Publication Screen-based behaviors in Australian adolescents: longitudinal trends from 2010 to 2014Thomas, G., Bennie, J., De Cocker, K., Sanders, T. and Biddle, S. J. H. (2020). Screen-based behaviors in Australian adolescents: longitudinal trends from 2010 to 2014. International Society for Behavioral Nutrition and Physical Activity, Online, 15-25 June 2020. |
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2019 Conference Publication Physical activity and self-esteem outcomes in young people: what can we conclude from research syntheses?Biddle, S. J. H., Ciaccioni, S., Thomas, G. and Vergeer, I. (2019). Physical activity and self-esteem outcomes in young people: what can we conclude from research syntheses?. Australasian Society for Behavioural Health and Medicine , Christchurch, New Zealand, 15-17 February 2019. |
