“…Firstly, for emotional disorders, 33–51% of NKRs were classified as having depressive symptoms in eight studies (Ahn et al, 2012; Choi, Min, Cho, Joung, & Park, 2011; Jeon et al, 2009; Kim et al, 2011; Kim, Kim, Kim, Cho, & Lee, 2011; Lee et al, 2007; Y. Lee, J. Jun, Y. Lee et al, 2016; Nam, Kim, DeVylder, & Song, 2016); and 43–54% of NKRs were classified as having anxiety symptoms in two studies (Ahn et al, 2012; Choi et al, 2011). When using a single scale for both depression and anxiety symptoms, 10–48% of NKRs were classified as having a clinical level of depression and anxiety symptoms in four studies (Cho & Kim, 2010; Y. Kim, 2013; Kim, Jeon, & Cho, 2010; Shin, Lee, & Park, 2016).…”