... A total of 46 studies with telehealth-based intervention were included for quantitative analysis, in which it quantified the obtained results: social interaction (Ferguson et al., 2020;Gudmundsdottir et al., 2019;Ingersoll et al., 2016;Kobak et al., 2011;McGarry et al., 2020;Parsons et al., 2019;Pennefather et al., 2018;Ruble et al., 2013;Stichter et al., 2014;Ura et al., 2021;Voss et al., 2019;Wainer and Ingersoll, 2015), acceptance & engagement (Baharav and Reiser, 2010;Bearss et al., 2018;Hepburn et al., 2016;Ingersoll et al., 2017;Kobak et al., 2011;Lindgren et al., 2020;Lindgren et al., 2016;Little et al., 2018;Machalicek et al., 2016;McCrae et al., 2020;McGarry et al., 2020;Neely et al., 2019;Pennefather et al., 2018;Pickard et al., 2016;Samadi et al., 2020;Simacek et al., 2017;Tsami et al., 2019;Vismara et al., 2013;Vismara et al., 2018;Vismara et al., 2012;Wainer and Ingersoll, 2015), communication & speech (Baharav and Reiser, 2010;Corona et al., 2021;Coufal et al., 2018;Hoffmann et al., 2019;Ingersoll et al., 2017;Ingersoll et al., 2016;Kobak et al., 2011;Neely et al., 2019;Nohelty et al., 2021;Parsons et al., 2019;Pickard et al., 2016;Ruble et al., 2013;Simacek et al., 2017;Tsami et al., 2019;Vismara et al., 2013;Vismara et al., 2018;Wattanawongwan et al., 2022), emotion recognition and control (Voss et al., 2019), daily living skill (A. Craig et al., 2021;Boutain et al., 2020;Gerow et al., 2021;Sivaraman et al., 2021), problem behavior reduction (Hoffmann et al., 2019;Kuravackel et al., 2018;Lindgren et al., 2020;Lindgren et al., 2016;Machalicek et al., 2016;Pennefather et al., 2018;Singh et al., 2021;Suess et al., 2016;Tsami et al., 2019;Wacker et al., 2013), anxiety symptoms reduction (Conaughton et al., 2017;Hepburn et al., 2016), cost reduction(A. ...