“…The questionnaire used by the researcher was the Strength and Difficulty Questionnaire in Children (SDQ) which was used to measure behavior problems in children. The psychometric quality in Strength and Difficulty Questionnaire Indonesia Version has been analysed, including the self-report version (Istiqomah, 2017;Wiguna & Hestyanti, 2012) and the teacher report version (Oktaviana & Wimbarti, 2014;Siregar & Wimbarti, 2018). SDQ has been adapted in various languages and it is used in many countries, including Arabic (Hariz et al, 2013), Australia (Hawes & Dadds, 2004), the Netherlands (Mieloo et al, 2012), China (Mellor et al, 2016), Japan (Tanabe et al, 2013), Germany (Petermann, Petermann, & Schreyer, 2010), Spain (Ortuño -Sierra, Aritio-Solana, & Fonseca-Pedrero, 2018), Sweden (Smedje, Broman, Hetta, & von Knorring, 1999), Taiwan (Liu et al, 2013).…”