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Descriptive statistics for the 8 items of the Brief Illness Perception Questionnaire (Brief IPQ) completed by patients with diabetes mellitus type 2
| Brief IPQ items* | Median (interquartile range) |
|---|---|
| Consequences | 5 (3-7) |
| Timeline | 10 (8-10) |
| Personal control | 7 (5-8) |
| Treatment control | 8 (7-9) |
| Identity | 3 (1-5) |
| Concern | 6 (4-7) |
| Emotional response | 5 (2-7) |
| Understanding | 7 (5-9) |
*According to Broadbent et al (7).
