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Table 1 Demographic and clinical sample characteristics

From: Metabolite profiling in posttraumatic stress disorder

 

Controls (N = 18)

PTSD (N = 20)

Statistic b

p -value

N Female (%)

8 (44)

11 (55)

Fisher’s exact test

.75

Mean Age in Years (SD)

31.06 (10.93)

32.65 (8.46)

t df=36 = −.51

.62

N Smoker (%)

11 (61)

12 (60)

Fisher’s exact test

1.00

Mean Cigarettes per Day (SD)

5.58 (9.74)

7.72 (13.24)

W = 172.50

.82

Region of Origin

  

Fisher’s exact test

.49

N Africa (%)

7 (39)

5 (25)

N Middle East (%)

11(61)

14 (70)

N Southeastern Europe (%)

0 (0)

1 (5)

N Insecure Asylum Status (%)a

7 (39)

20 (100)

Fisher’s exact test

< .001

Mean Number of CAPS Events (SD)

5.56 (2.94)

8.35 (1.95)

t df=36 = −3.50

.001

Mean CAPS Score (SD)

9.11 (15.41)

84.5 (18.55)

W = 0.00

< .001

Mean HAM-D Score (SD)

5.59 (6.67)

25.85 (7.26)

t df=35 = −8.78

< .001

  1. CAPS, Clinician Administered PTSD Scale; HAM-D, Hamilton Rating Scale for Depression.
  2. aInsecure asylum status refers to legal situations that imply possible deportation.
  3. b t-test for continuous data if test residuals were normally distributed, Mann–Whitney U-test for continuous data if residuals were not normally distributed, and Fisher’s Exact test for categorical data.