Table 3.
Means and standard deviations (S.D.s) on the Probability and Cost Questionnaire
| Sub-scale | PTSD pre-treatment (N = 43) | Anxious control (probability, N = 29) (cost, N = 24) | Non-patient control (N = 35) |
|---|---|---|---|
| Experiencing a traumatic event | |||
| Probability | 33.08 (23.63)a | 24.05 (19.73)ab | 16.67 (12.35)b |
| Cost | 78.82 (21.16)a | 77.83 (18.52)ab | 68.27 (15.40)b |
| Negative world events | |||
| Probability | 39.55 (24.72)a | 30.62 (23.78)a | 39.43 (19.77)a |
| Cost | 37.94 (24.99)a | 37.86 (26.75)a | 28.25 (20.16)a |
| Negative life events | |||
| Probability | 37.94 (26.34)a | 31.28 (26.14)a | 24.69 (15.37)a |
| Cost | 71.36 (22.51)a | 67.19 (17.55)a | 60.79 (14.22)a |
| Daily hassles | |||
| Probability | 41.38 (23.31)a | 39.61 (24.20)a | 44.78 (19.95)a |
| Cost | 22.33 (15.97)a | 14.23 (14.75)b | 14.76 (10.55)b |
Note: Means with different superscripts differ significantly (p < 0.05).