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Table 2 Distribution of IPQ-R subscale scores (n =95)

From: The contribution of illness perception to psychological distress in heart failure patients

 

Number of items

Alpha

Range

Mean (SD)

Median

Timeline acute/chronic

6

.71

1 - 5

3.78 (.70)

3.67

Timeline cyclical

4

.88

1 - 5

2.74 (.97)

2.50

Consequences

6

.61

1 - 5

3.40(.66)

3.50

Personal control

6

.69

1 - 5

3.41(.72)

3.5

Treatment control

5

.36

1 - 5

3.42 (.44)

3.4

Identity

14

.77

1 - 14

5.79(3.01)

5.0

Illness coherence

5

.83

1 - 5

3.52 (.80)

3.6

Emotional representations

6

.83

1 - 5

2.94 (.83)

2.6