Table 1.

Clinical characteristics of the participants

	ADHD	Control	t; df; p
Participants	18	18
Gender (Male: Female)	14:4	14:4
Age in years	9.5±1.94	9.78±1.86	0.437; 33.9; 0.66ns
Education in years	3.5±1.94	3.78±1.86	0.437; 33.9; 0.66ns
WISC-R	108.6±10.04	109.11±9.27	0.328; 33.78; 0.74ns

Note: Mean ± standard deviation. Groups were compared with two-tailed unpaired Student’s t-tests. Abbreviations are as follows; t, t-value; df, degree of freedom; p, p value; ns, non-significance.