“…Table 1 describes the main characteristics (authors, study design, aim and sample) of the included papers, ordered according to sample’s school level. Five studies were conducted on primary school children, from grade 1 to 5 ( Kupers et al, 2015 ; Heritage, 2018 ; Zhang and Wu, 2020 ; Hogenkamp et al, 2021 ; Tao and Zhang, 2021 ), eight studies on secondary school children ( Erdogan, 2018 ; Järvenoja et al, 2019 ; Lobczowski et al, 2020 ; Quackenbush and Bol, 2020 ; Zakiah and Fajriadi, 2020 ; Fitriyana et al, 2021 ; Li et al, 2022 ; Sobocinski et al, 2022 ), and three studies involved university students ( Yoon et al, 2021 ; Zheng et al, 2021 ; Ito and Umemoto, 2022 ).…”