“…From the retrieved studies, four (Braghin et al, 2018;Ha et al, 2018;Hunt et al, 2013;Karadağ et al, 2019) don't define age as an inclusion criteria. Considering the remaining studies, 40 years old was the minimum age required to participate (de Oliveira et al, 2012;DeVita et al, 2018;Dias et al, 2017;Henriksen et al, 2014;Huang et al, 2020;Imoto et al, 2012;Lai et al, 2018;Liu et al, 2019;Mazloum et al, 2018;Munukka et al, 2016;Shellington et al, 2019;Simão et al, 2012;Vincent et al, 2019;Wang et al, 2011), with one exception which allowed participants older than 18 to engage on it (Silva et al, 2015).…”