Table 1.

Detailed characteristics of the mTBI subjects.

Patient no	Age	Sex	Years of education	Mechanism of last mTBI	No of mTBI	AAN-Rating of last mTBI	Duration since last mTBI (months)
1	27	m	17	Ice hockey	2	3	n.a.
2	41	m	15.5	Ice hockey	2	2	6
3	29	m	18	Ice hockey	2	1	13
4	22	f	15.5	Skating	4	3	27
5	21	m	15.5	Rugby	3	3	33
6	26	f	17.5	Fall	5	3	35–36
7	26	m	15.5	Football	3	2	54
8	24	m	17.5	Football	2	2	27–30
9	24	m	15.5	Soccer	3	1	7
10	20	m	15.5	Fall	2	3	14
11	19	m	15.5	Soccer	2	2	9
12	23	m	15	Football	3	2	10
13	21	m	15.5	Football	2	1	22
14	25	m	13	Football	2	1	10–15
15	23	m	10	Football	2	2	12
16	36	m	13	Football	3	1	132
17	24	m	15.5	Football	3	2	11–15
18	25	m	13	Football	6	2	7
19	30	m	18	Mountainbike	7	1	11
20	24	m	15.5	Kickboxing	2	1	32–44

AAN, American Association of Neurology; mTBI, mild traumatic brain injury.