Skip to main content

Advertisement

Table 2 Sex distribution and causes of mild traumatic brain injury by age in all 732 cases

From: The epidemiology of mild traumatic brain injury: the Trondheim MTBI follow-up study

  Age groups (years)
All 16–20 21–25 26–30 31–35 36–40 41–45 46–50 51–55 56–60
N = 732 n = 175 n = 153 n = 87 n = 68 n = 46 n = 42 n = 72 n = 54 n = 35
Sex, male 62% 55% 63% 62% 65% 72% 62% 67% 59% 60%
Cause of injury n (%)
 Fall 267 (37) 51 (29) 50 (33) 29 (33) 24 (35) 15 (33) 15 (36) 34 (47) 27 (50) 22 (63)
 Violence 144 (20) 39 (22) 39 (26) 21 (24) 13 (19) 11 (24) 4 (10) 9 (13) 5 (9) 3 (9)
 Bicycle 98 (13) 11 (6) 14 (9) 8 (9) 12 (18) 9 (20) 7 (17) 17 (24) 11 (20) 9 (26)
 Sports 81 (11) 33 (19) 25 (16) 5 (6) 4 (6) 5 (11) 5 (12) 3 (4) 1 (2)
 MVA 83 (11) 32 (18) 9 (6) 14 (16) 6 (9) 4 (9) 5 (12) 6 (8) 6 (11) 1 (3)
 Struck object 37 (5) 7 (4) 9 (6) 7 (8) 6 (9) 2 (4) 3 (7) 2 (3) 1 (2)
 Other 9 (1) 1 (1) 3 (2) 1 (1) 2 (3) 1 (1) 1 (2)
 Unknown 13 (2) 1 (1) 4 (3) 2 (2) 1 (2) 3 (7) 2 (4)
  1. Abbreviation: MVA motor vehicle accidents