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Table 3 Association analysis between rs6265 polymorphism and BAI scores in the sixth week following mTBI

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

Genotype

Sample no. (%)

BAI scorea

Codominant p value

Dominant p value

Recessive p value

Log-additive p value

Total (n = 103)

 TT

16 (15.5)

6.64 ± 2.20

0.578

0.300

0.850

0.423

 CT

55 (53.4)

7.85 ± 1.36

    

 CC

32 (31.1)

8.21 ± 1.96

    

Male (n = 36)

 TT

5 (13.9)

10.33 ± 6.57

0.060

0.225

0.019*

0.038*

 CT

20 (55.6)

6.36 ± 2.33

    

 CC

11 (30.6)

2.38 ± 1.00

    

Female (n = 67)

 TT

11 (16.4)

5.25 ± 1.96

0.166

0.082

0.193

0.059

 CT

35 (52.2)

8.59 ± 1.69

    

 CC

21 (31.3)

11.13 ± 2.62

    
  1. aMean ± standard error (s.e.). The p value was adjusted for GCS, GOSE, injury mechanism, antidepressant medication use and hypnotic medication use. *p < 0.05 is labeled in bold