“…Five (n = 5, 33.3%) were conducted in Taiwan (Kao et al, 2016; Lin et al, 2010, 2011; Wu and Lin, 2013; Wu et al, 2014), four (n = 4, 26.7%) in the United States (Gaspar & Westberg, 2020; Skrajner et al, 2012, 2014; Wilks et al, 2019); two (n = 2, 13.3%) in China (Chan et al, 2021; Yuen and Kwok, 2019), two (n = 2, 13.3%) in Australia (Mbakile-Mahlanza et al, 2020; Roberts et al, 2015), one (n = 1, 6.7%) in Canada (Giroux et al, 2010); and one (n = 1, 6.7%) in Pakistan (Chaudhry et al, 2020). About the care settings, nine (n = 9, 60%) studies were conducted in nursing homes (Chaudhry et al, 2020; Giroux et al, 2010; Mbakile-Mahlanza et al, 2020; Skrajner et al, 2012, 2014; Wilks et al, 2019; Wu and Lin, 2013; Wu et al, 2014; Yuen and Kwok, 2019), three (n = 3, 20%) in dementia care units (Kao et al, 2016; Lin et al, 2010, 2011), two (n = 2, 13.3%) in memory care units (Gaspar and Westberg, 2020; Roberts et al, 2015); and one (n = 1, 6.7%) in a mixture of the community centre, day care and nursing home (Chan et al, 2021). Regarding study design, five (n = 5, 33.3%) studies adopted a RCT design (Chan et al, 2021; Kao et al, 2016; Lin et al, 2010; Mbakile-Mahlanza et al, 2020; Yuen and Kwok, 2019), eight (n = 8, 53.3%) were quasi-experimental design (Gaspar and Westberg, 2020; Giroux et al, 2010; Lin et al, 2011; Skrajner et al, 2012, 2014; Wilks et al, 2019; Wu and Lin, 2013; Wu et al, 2014) and two (n = 2, 13.3%) were mixed-methods (Chaudhry et al, 2020; Robert...…”