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Table 2 Measures of reliability for ISMI-RA

From: Internalised stigma in people with rheumatoid arthritis: a cross sectional study to establish the psychometric properties of the ISMI-RA

Measure

Mean (SD)

Range

Internal consistency (α)

Top/bottom scores (% of pts)

ISMI

   

Top

Bottom

Total

2.2 (0.36)

1.04–3.13

0.85

1

1

Alienation

2.7 (0.61)

1.17–4.00

0.90

1

2

Stereotype endorsement

2.0 (0.26)

1.00–2.67

0.49

2

1

Social withdrawal

2.2 (0.45)

1.00–3.33

0.82

1

1

Discrimination experience

2.1 (0.32)

1.00–3.00

0.65

2

1

ISE

36.8

12.0–60.7

0.95

2

1