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Table 1 Characteristics of patients with mild traumatic brain injury (mTBI) in the first and sixth week

From: The association between BDNF Val66Met polymorphism and emotional symptoms after mild traumatic brain injury

Patient characteristic First week visit (n = 192) Sixth week visit (n = 103)
Gender, no. (%)
 Female 131 (68.2) 67 (65.0)
 Male 61 (31.8) 36 (35.0)
Age, yearsa 39.3 ± 15.4 40.4 ± 15.6
Injury mechanism, no. (%)
 Traffic accidents 107 (55.7) 47 (45.6)
 Falls 59 (30.7) 40 (38.8)
 Other 26 (13.5) 16 (15.5)
GCS score at EDb 15 [15–15] 15 [15–15]
GOSEb 7 [6–8] 7 [6–8]
BAI scorea 8.91 ± 9.32 7.51 ± 8.37
BDI scorea 8.91 ± 7.94 8.09 ± 8.04
Antidepressant medication use 3 (1.6) 2 (1.9)
Anti-anxiety medication use 5 (2.6) 4 (3.9)
Hypnotic medication use 8 (4.2) 4 (3.9)
  1. IQR interquartile range, GCS Glasgow Coma Score, ED Emergency department, GOSE Extended Glasgow Outcome Scale, BAI Beck Anxiety Inventory, BDI Beck Depression Inventory
  2. aMean ± standard deviation
  3. bMedian [IQR]