“…Additionally, we identified that the reported studies in the literature involved people with different characteristics. For instance, two studies involved just healthy children [ 35 , 41 ], one study involved undiagnosed children with potential symptoms of ADHD [ 21 , 25 , 31 , 36 ], six studies involved children living with ADHD and other developmental disorders [ 18 , 24 , 27 , 32 , 34 , 38 ], and three studies involved just children living with ADHD [ 19 , 37 , 40 ]. Table 2 shows the participants’ characteristics in each study case, such as the number of participants, age, gender, and health conditions.…”