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Table 4 Observed (O) and Expected (E) numbers of people with an admission for DVT or PE

From: Risk of venous thromboembolism in people admitted to hospital with selected immune-mediated diseases: record-linkage study

  Dataset (years)
Immune-mediated disease (ICD code3) ORLS1 (1963 to 1998) ORLS2 (1999 to 2008) England (1999 to 2008)
  O E O E O E
Addison's disease (255.4) 13 8.7 12 4.1 205 95.9
Ankylosing spondylitis (720) 18 13.4 10 8.5 373 194.7
Autoimmune haemolytic anaemia (283) 16 5.7 17 4.7 353 93.4
Chronic active hepatitis (571.4) 15 6.7 6 1.5 93 45.7
Coeliac disease (579.0) 27 20.0 24 17.8 474 392.0
Dermatomyositis, polymyositis (710.3,710.4) 11 5.6 7 2.4 167 55.2
Diabetes mellitus under 30 (250) 23 11.2 18 6.7 224 96.9
Goodpasture's syndrome (466.2) 2 0.9 4 0.6 24 8.6
Hashimoto's thyroiditis (245) 8 9.0 3 3.3 100 70.9
Idiopathic thrombocytopenia purpura (287.3) 9 4.4 21 13.4 465 225.0
Multiple sclerosis (340) 106 48.2 88 36.6 1509 728.8
Myasthenia gravis (358) 13 6.4 13 5.6 282 125.9
Myxoedema (244) 202 139.8 431 342.2 11104 9284.7
Pemphigus, pemphigoid (694.4,694.5) 38 14.2 23 7.1 375 170.8
Pernicious anaemia (281) 120 100.5 30 21.0 1012 754.2
Polyarteritis nodosa (446) 18 6.3 3 0.7 73 20.7
Primary biliary cirrhosis (571.6) 7 5.4 11 4.0 150 101.2
Psoriasis (696.0,696.1,696.8,696.9) 99 61.7 53 32.8 1318 812.5
Rheumatoid arthritis (714) 450 322.1 281 192.9 6825 4352.5
Scleroderma (710.1) 9 4.2 9 5.9 244 124.8
Sjogren's syndrome (710.2) 10 3.5 13 6.8 305 152.2
Systemic lupus erythematosus (710.0) 26 7.2 35 7.8 636 174.8
Thyrotoxicosis (242) 134 117.8 83 54.7 1429 1081.7