Table 1.
Mean scores (standard deviations), significance and effect sizes of demographic and clinical measures for participants in the PTSD, TE and Control Groups.
| Measure | Control (n = 85) | TE (n = 105) | PTSD (n = 44) | Total (n = 234) | Test statistic | p | Effect size ɳp2 |
|---|---|---|---|---|---|---|---|
| Age | 21.88 (4.61) | 27.52 (10.64) | 28.11 (10.41) | 25.59 (9.28) | F = 11.67 | < 0.001 | 0.09 |
| DASS Depression | 2.31 (2.68) | 2.99 (3.21) | 8.34 (4.91) | 3.75 (4.08) | F = 49.57 | < 0.001 | 0.28 |
| DASS Anxiety | 2.18 (2.93) | 2.61 (2.61) | 8.07 (4.33) | 3.48 (3.81) | F = 59.41 | < 0.001 | 0.36 |
| DASS Stress | 3.47 (3.22) | 5.06 (3.55) | 11.66 (4.69) | 5.72 (4.70) | F = 75.80 | < 0.001 | 0.40 |
| PCL | 6.45 (8.01) | 11.12 (8.77) | 41.49 (14.33) | 15.28 (16.29) | F = 156.6 | < 0.001 | 0.55 |
| AUDIT | 4.25 (4.14) | 5.11 (4.53) | 8.21 (5.98) | 5.37 (4.89) | F = 10.38 | < 0.001 | 0.08 |
| BMI | 23.06 (3.61) | 24.68 (5.12) | 26.00 (5.80) | 24.34 (4.88) | F = 5.96 | < 0.001 | 0.05 |
| Sex | 48F, 37M | 66F, 39M | 30F, 14M | 144F, 90M | χ2 = 0.40 | 0.67 | |
| Meds | 2 yes/83 no | 7 yes/98 no | 8 yes/36 no | 17 yes/217 no | χ2 = 9.78 | 0.01 |
n number of participants in group, DASS depression anxiety and stress scale; PCL PTSD Checklist, AUDIT alcohol use disorder identification test, BMI Body Mass Index; refer to Supplementary Information for medication type/distribution.