Table 1 Socio-demographic and clinical characteristics of PTSD and non-PTSD subjects stratified by trauma exposure levels.

From: The effect of trauma and PTSD on telomere length: An exploratory study in people exposed to combat trauma

Characteristics

Severe combat exposure (n = 45)

Light-to-moderate combat exposure (n = 197)

PTSD (n = 34)

Non-PTSD (n = 11)

PTSD (n = 88)

Non-PTSD (n = 109)

F or χ2

p

Age

63.38 ± 3.13

62.82 ± 5.74

62.84 ± 3.50

62.95 ± 4.23

0.16

0.99

Education (years)

10.35 ± 3.28

9.45 ± 4.28

10.38 ± 2.63

10.56 ± 3.03

0.47

0.70

Socioeconomic status: High/Medium/Low, n

7/14/13

2/5/4

18/41/29

18/50/41

1.26

0.98

AUDIT score

13.09 ± 10.77

6.73 ± 7.56

11.01 ± 10.97

6.71 ± 7.67

5.79

0.001

Heavy smoker: Yes/No, n

20/14

8/3

41/47

65/44

4.93

0.17

SSRI use: Yes/No, n

22/12

0/11

53/35

19/90

56.74

<0.001

Relative telomere length

0.66 ± 0.21

0.71 ± 0.16

0.64 ± 0.18

0.63 ± 0.16

0.71

0.55

  1. AUDIT, Alcohol Use Disorders Identification Test; SSRI, selective serotonin reuptake inhibitor.
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