Table 1

Demographics, comorbidities and type of trauma exposure in the cohorta (significant P values in bold).

PTSDb

TENCc

P


Demographics

Gender, M/F

9/10 (n = 19)

11/13 (n = 24)

0.5d

Age, ± SD

36 ± 12 (n = 19)

30 ± 12 (n = 24)

0.16

Years of education

15 ± 2 (n = 19)

17 ± 6 (n = 19)

0.1

Personalitye

NEO neuroticism

27 ± 8 (n = 16)

17 ± 9 (n = 22)

0.001

NEO extraversion

22 ± 8 (n = 16)

30 ± 6 (n = 22)

<0.001

NEO openness

28 ± 6 (n = 16)

32 ± 5 (n = 22)

0.04

NEO agreeableness

29 ± 6 (n = 16)

31 ± 6 (n = 22)

0.3

NEO conscientiousness

33 ± 7 (n = 16)

34 ± 7 (n = 22)

0.66

Clinical measures

CAPSf score

67 ± 24 (n = 19)

8 ± 9 (n = 24)

< 0.001

BDIgscore

21 ± 12 (n = 19)

2 ± 3 (n = 24)

< 0.001

BAIh score

19 ± 13 (n = 17)

5 ± 8 (n = 22)

< 0.001

Spielberger Trait anxiety

54 ± 12 (n = 18)

35 ± 9 (n = 21)

< 0.001

Spielberger State anxiety

44 ± 12 (n = 18)

34 ± 12 (n = 22)

< 0.001

Age at trauma, years

24 ± 15 (n = 19)

19 ± 12 (n = 19)

0.23

Time since trauma, years

11 ± 15 (n = 19)

12 ± 12 (n = 19)

0.95

Subjects with childhoodi trauma n

9

5

0.10*d

Type of trauma exposure, n

Motor vehicle accidents

3

4

1.0d

Sexual assaults

8

3

0.04d

Physical assaults

5

7

1.0d

Childhood abuse

6

3

0.15d

Combat

3

0

0.07d

Witness to trauma

3

7

0.47d

Current comorbidities, n

Major depression

5

0

0.01d

Panic disorder

3

0

0.07d

Alcohol abuse

1

0

0.44d

Other substance abuse

2

0

0.19d

Eating disorders

2

0

0.19d


aNot all ratings were available for all participants; numbers are given in brackets. Participants might also have had more than one type of traumatic event or comorbid disorder.

bPost-traumatic stress disorder.

cTrauma-exposed normal control.

dFisher's exact probability test. All other data were analyzed with Student's t-test, two-tailed.

eAs measured by the Neuroticism-Extroversion-Openness (NEO) Inventory

fCAPS, Clinician-Administered PTSD Scale.

gBDI, Beck Depression Inventory.

hBAI Beck Anxiety Index.

iBefore the age of 16 years.

Linnman et al. Biology of Mood & Anxiety Disorders 2011 1:8   doi:10.1186/2045-5380-1-8

Open Data