Table 5 Diabetes illness perceptions based on the Revised Illness Perception Questionnaire (IPQ-R) scale
IPQ-R | Number of items | Possible score range | Mean (SD) | Cronbach’s alpha |
|---|---|---|---|---|
Identity | 14 | 0–16 | 4.42 (3.57) | 0.87 |
Timeline (acute/chronic) | 6 | 6–30 | 18.14 (2.60) | 0.19 |
Timeline (Cyclical) | 4 | 4–20 | 13.30 (2.96) | 0.74 |
Consequences | 6 | 6–30 | 17.22 (3.58) | 0.50 |
Personal control | 6 | 6–30 | 19.28 (2.71) | 0.41 |
Treatment control | 5 | 5–25 | 15.51 (2.16) | 0.22 |
Emotional | 6 | 6–30 | 16.03 (4.37) | 0.61 |
Coherence | 5 | 5–25 | 12.75 (3.42) | 0.54 |