“…Adolescents' loneliness has been associated with numerous difficulties such as high aggression and low life satisfaction (Buelga, Musitu, Murgui, & Pons, 2008), depressive symptoms (Lasgaard, Goossens, & Elklit, 2011), social anxiety and suicidality (Gallagher, Prinstein, Simon, & Spirito, 2014), low self-concept (global, scholastic, social, physical, and behavioural conduct), low peer-nominated likability, low bullying behaviour but high victimization by others, and low friendship quantity and quality (Maes, Vanhalst, Spithoven, Van den Noortgate, & Goossens, 2016).…”