Table 2.
Mean scores (SD) and internal reliability scores (Cronbach's α) of the Illness Perception Questionnaire-Revised (IPQ-R) scales
| Scales IPQ-R | Mean (SD) | Cronbach's α |
|---|---|---|
| Illness identity | 2.61 (2.62) | 0.79 |
| Consequences | 19.11 (4.40) | 0.76 |
| Timeline | ||
| Cyclical | 9.68 (2.96) | 0.70 |
| Acute/chronic | 17.12 (4.45) | 0.86 |
| Control | ||
| Personal | 18.33 (3.51) | 0.74 |
| Treatment | 17.53 (3.15) | 0.78 |
| Illness coherence | 15.78 (4.05) | 0.75 |
| Emotional representations | 18.93 (6.43) | 0.92 |
| Causal attributions | ||
| Behavioral (alcohol, smoking, my own behavior) | 8.28 (3.20) | 0.80 |
| Chance | 3.28 (1.22) | – |
| Stress | 2.35 (1.19) | – |