Table 1.

Demographic and injury characteristics of study participants with mTBI at timepoint 1

Characteristics	mTBI (n = 22)	Controls (n = 18)
Sex	17 women (77%)/ 5 men (23%)	12 women (67%)/ 6 men (33%)
Age	38 ± 12 y (range: 23—60)	32 ± 18 y (range: 23—54)
MRI findings	WM hyperintensities: 10 (45%) Diffuse axonal injury: 2 (9%) Hemorrhage: 1 (5%)	WM hyperintensities: 6 (33%)
Time after injury (timepoint 1)	24 ± 10 days (range: 8—53)
Mechanism of injury	Falls: 7 (32%) Pedestrian-object: 5 (23%) Sports/recreation: 3 (14%) Motor vehicle accident: 2 (9%) Other: 5 (22%)
Loss of consciousness	No: 13 (59%), yes: 6 (27%), unknown: 3 (14%)
Posttraumatic amnesia	No: 12 (55%), yes: 10 (45%)
Alteration of consciousness	No: 1 (5%) < 1 min: 3 (14%) 1 – 59 min: 15 (68%) > 1 h: 3 (13%)

Note. Data in parentheses are either group ranges or percentages. WM white matter