Table 2 Crude and adjusted odds ratios (ORs) for statin initiation by inflammatory rheumatic disease (IRD) sub-type

Rheumatoid arthritis

235

0.58 (0.45 to 0.75)

0.78 (0.58 to 1.05)

Polymyalgia rheumatica

59

0.38 (0.23 to 0.64)

0.73 (0.41 to 1.29)

Spondyloarthritis

84

0.41 (0.27 to 0.63)

0.43 (0.26 to 0.70)

Ankylosing spondylitis

19

0.72 (0.29 to 1.79)

0.54 (0.19 to 1.52)

Psoriatic arthropathies

64

0.36 (0.22 to 0.59)

0.42 (0.24 to 0.73)

Enteropathic arthropathies

1

-

-

Systemic necrotising vascultis

37

0.32 (0.16 to 0.62)

0.44 (0.20 to 0.94)

Systemic lupus erythematosus

34

0.22 (0.10 to 0.46)

0.24 (0.11 to 0.59)

Systemic sclerosis

29

0.56 (0.27 to 1.16)

0.44 (0.20 to 1.01)

Sjogren’s syndrome

10

2.09 (0.44 to 9.84)

4.08 (0.64 to 26.04)

Dermatomyositis and polymyositis

5

0.78 (0.13 to 4.69)

0.86 (0.11 to 7.04)

Mixed Connective Tissue Disease

6

0.26 (0.05 to 1.43)

0.20 (0.03 to 1.52)

Total inflammatory rheumatic diseases

415

0.52 (0.43 to 0.63)

0.67 (0.54 to 0.84)