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. 2012 Mar 8;344:e1257. doi: 10.1136/bmj.e1257

Table 1.

 Baseline characteristics. Values are numbers (percentages) unless stated otherwise

Characteristic General population (n=4 164 088) Rheumatoid arthritis (n=18 247)
Female sex 2 121 459 (50.9) 12 726 (69.7)
Mean (SD) age (years): 45.6 (18.4) 52.4 (14.9)
 Women 46.8 (19.2) 52.0 (15.2)
 Men 44.3 (17.6) 53.2 (14.0)
Comorbidity:
 Hypertension 148 893 (3.6) 936 (5.1)
 Heart failure 27 221 (0.7) 101 (0.6)
 Ischaemic heart disease 109 382 (2.6) 620 (3.4)
 Hyperthyroid disease 16 945 (0.4) 136 (0.7)
 Chronic obstructive pulmonary disease 49 666 (1.2) 270 (1.5)
 Heart surgery 16 363 (0.4) 101 (0.6)
 Diabetes 71 288 (1.7) 368 (2.0)
Mean (SD) socioeconomic index 3.00 (1.41) 2.77 (1.39)
Cardiovascular drugs:
 β blocker 150 322 (3.6) 942 (5.2)
 Cholesterol lowering drug 28 587 (0.7) 174 (1.0)
 ACEI/ARB 119 704 (2.9) 740 (4.1)
 Calcium channel blocker 93 711 (2.3) 592 (3.2)
 Thiazide diuretic 176 078 (4.2) 1 161 (6.4)
 Loop diuretic 130 861 (3.1) 695 (3.8)
 Spironolactone 15 170 (0.4) 68 (0.4)
 Vitamin K antagonist 14 259 (0.3) 98 (0.5)
 Platelet inhibitor 155 122 (3.7) 794 (4.4)

ACEI=angiotensin converting enzyme inhibitor; ARB=angiotensin 2 receptor blocker.