Skip to main content

Table 1 Group means, standard deviations and differences of the demographic and clinical data for the PTSD and the Non-PTSD Group

From: Rapid emotional processing in relation to trauma-related symptoms as revealed by magnetic source imaging

  PTSD Non-PTSD Statistics for group differences
M/n (range) SD/% M/n SD/%
Age (Years) 36.74 9.67 31.88 6.83 t(49) = 1.85 p = .071
Education (Years) 5.59 5.46 18.68 3.46 t(46.05) = -10.41 p < .001
Regions of Origin N%      χ 2(3, 51) = .11 p = .991
Middle and Far East 18 52.9% 9 53%   
The Balkans 5 14.7% 2 11.8%   
Africa 9 26.5% 5 29.4%   
India 2 5.9% 1 5.9%   
Number of Traumatic Event Types (Self-experienced) 5.47 2.35 1.24 1.40 t(47.41) = 8.05 p < .001
(2-11)
Number of Traumatic Event Types (Witnessed) 3.47 2.34 1.24 1.15 t(49.00) = 4.58 p < .001
(0-9)
Time elapsed since the worst traumatic event (Years) 9.74 8.82 7.45 4.80 t(32.11) = -1.09 p = .284
PTSD Symptom Severity 82.56 15.54 0.94 2.66 t(36.71) = 29.76 p < .001
(55-113)
Hamilton-Depression Severity 20.32 8.77 2.24 2.51 t(42.37) = 11.14 p < .001
(6-37)
Shutdown Dissociation Score 17.50 8.33 0.94 1.25 t(35.88) = 11.34 p < .001
(2-33)
  1. Note. Mean (M), Standard Deviation (SD), absolute number of respondents (n), PTSD = Posttraumatic Stress Disorder. For group differences, t-tests were used for continuous variables and χ 2 tests were applied for nominal variables.