Table 1

Details of the ADHD participants assigned to the training cohort and the test cohort, including gender, number of comorbidities and ADHD subgroups, and if they were medicated at the time of the recording (two visits means there is one recording from the subject on medication and 48 h of free medication)

	Training group	Percentage	Test group	Percentage
Total participants	274	100	36	100
Male	212	76	26	72
Female	62	24	10	28
No comorbidity	109	38	11	31
1+ comorbidity	165	62	20	56
2+ comorbidity	61	22	5	14
ADHD IA	89	34	13	36
ADHD COM	180	64	22	61
ADHD H/I	5	2	1	3
Medicated	59	33	10	28
Non-medicated	174	67	26	72
2 visits	41	13	0	0

ADHD, attention deficit hyperactivity disorder.