Table 2: Study participant behaviours.
Behaviours |
Control |
PTSD |
p value |
Smoker |
24/39 (61.5%) |
13/39 (33.3%) |
0.013 |
Cigarettes/day |
8.6 ± 9.9 (n = 39) |
2.8 ± 7.2 (n = 39) |
0.012 |
Smoking years |
9.2 ± 9.8 (n = 39) |
3.6 ± 8.3 (n = 39) |
0.003 |
Alcohol |
23/39 (59.0%) |
15/39 (38.5%) |
0.070 |
Alcohol abuse |
0/39 (0.0%) |
10/39 (25.6%) |
0.001 |
Continuous variables were expressed as mean ± SD or as % for categorical variables. The difference in continuous variables was analysed using Mann-Whitney U test, while chi square (χ2) test was used for categorical variables. A p < 0.05 was considered significant.