Table 2 Behavioral and neuropsychological performance.

From: Brain and blood biomarkers of tauopathy and neuronal injury in humans and rats with neurobehavioral syndromes following blast exposure

Test

Veteran (n = 10)

Control (n = 7)

P-value

AUDIT

5.22 ± 5.25

4.29 ± 6.01

0.549

BDI-II

17.67 ± 7.76

5.43 ± 4.31

0.004

Cognitive function

MoCA

23.33 ± 2.55

26.86 ± 1.86

0.022

WRAT (IQ)a

100 ± 7.51

118.5 ± 11.44

0.026

WAIS-IV: (ss)

Digit span forward

9.10 ± 2.38

11.14 ± 3.76

0.197

Digit span backwards

10.10 ± 2.85

10.86 ± 3.58

0.806

Symbol search

8.78 ± 3.19

9.57 ± 2.99

0.961

Digit symbol coding

7.30 ± 2.50

11.86 ± 2.25

0.003

Stroop color-word (t-score)

43.22 ± 7.71

53.71 ± 14.23

0.056

Grooved Peg Board (t-score)

38.00 ± 13.96

49.43 ± 9.16

0.04

Trail making test Part A (t-score)

49.45 ± 15.81

51.57 ± 6.74

0.812

Trail making test Part B (t-score)

41.78 ± 18.05

53.70 ± 11.08

0.229

CVLT (t-score)

Total trails 1–5

48.30 ± 9.60

58.29 ± 13.67

0.106

SDFR

49.00 ± 10.75

51.43 ± 8.99

0.692

LDFR

47.50 ± 14.56

53.57 ± 8.52

0.519

BVMT (t-score)

Total recall

44.56 ± 11.73

48.43 ± 8.50

0.596

Delayed recall

47.56 ± 14.35

56.29 ± 7.82

0.204

  1. AUDIT alcohol use disorders identification test, CVLT California verbal learning Test, SDFR short delay free recall, LDFR long delay free recall, WRAT wide range achievement test, WAIS-IV Weschler Adult Intelligence Scale, BVMT brief visuospatial memory test.
  2. aTwo veterans and one control did not perform this task.
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