“…Regarding the age of the participants and the sample group, eleven studies recruited college or university students aged 18 to 27 years (Al Asqah et al, 2020;ELNahas et al, 2018;Jaafar et al, 2021;Karnadi & Pangestu, 2021;Samaha & Hawi, 2020;Schmitt & Livingston, 2015;Suryawanshi et al, 2021;Toker & Baturay, 2016;Yang et al, 2022;Zahra et al, 2020;Zhang et al, 2019), ten studies recruited students aged 8 to 18 years from primary, middle and/or high schools (Brunborg et al, 2014;Durak et al, 2022;Ekşi et al, 2020;Gentile, 2009;Hawi et al, 2018;Jeong & Kim, 2011;Rehbein et al, 2015;Sahin et al, 2016;Skoric et al, 2009;Van Den Eijnden et al, 2018), and six studies did not provide information about the participants' age, but the authors indicated that the participants were school students in grades 5-8 (Chiu et al, 2004), in grades 4 and 5 (Zorbaz et al, 2015), in grades 7-12 (Shi et al, 2019), in grades 9-12 (Ciris et al, 2022), in grades 5 and 6 (Polat & Topal, 2022), and high-school students (Haghbin et al, 2013).…”