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Table 1 Descriptive statistics for the cohort free of CHD and stroke at baseline in 1972. Table shows mean (SD), percent or N (%)

From: Rheumatoid factors do not predict cardiovascular disease and mortality in the general population in the Busselton Health Survey

  RF RA  
0–1 2–5 No Yes Total
Characteristic or measure (n = 1968) (n = 355) (n = 2124) (n = 199) (n = 2323)
Male (%) 48.9 31.5 47.0 38.2 46.3
Age (years) 49.2 (14.4) 55.6 (14.2) 49.4 (14.6) 57.8 (12.5) 50.1 (14.6)
Smoking
 Never (%) 47.5 53.0 48.1 51.3 48.3
 Ex (%) 22.9 21.4 22.7 21.6 22.6
 Current (%) 29.6 25.6 29.2 27.1 29.0
BMI (kg/m2) 25.1 (3.6) 25.1 (3.6) 25.1 (3.6) 25.6 (4.2) 25.1 (3.6)
Systolic BP (mm Hg) 136 (20) 139 (22) 135 (20) 143 (23) 136 (21)
Diastolic BP (mm Hg) 78 (13) 80 (12) 78 (13) 81 (12) 79 (13)
Hypertension medication (%) 6.6 11.5 6.9 12.6 7.4
Cholesterol (mmol/L) 6.33 (1.24) 6.58 (1.37) 6.34 (1.24) 6.58 (1.46) 6.36 (1.27)
Diabetes mellitus (%) 1.7 2.3 1.6 4.0 1.8
History of Rheumatoid Arthritis (%) 8.0 11.5 - - 8.6
Rheumatoid Factor
 Score (0–5) 0.10 (0.30) 2.65 (0.74) 0.47 (0.98) 0.67 (1.18) 0.49 (1.00)
 Positive (2–5) (%) - - 14.8 20.6 15.3
Follow-up time (years) 26.1 (13.9) 22.1 (14.0) 26.0 (14.0) 20.0 (13.2) 25.5 (14.0)
No. with CHD event 647 (32.9) 128 (36.1) 699 (32.9) 76 (38.2) 775 (33.4)
No. with CVD event 1005 (51.1) 207 (58.3) 1089 (51.3) 123 (61.8) 1212 (52.2)
No. of deaths 1141 (58.0) 241 (67.9) 1229 (57.9) 153 (76.9) 1382 (59.5)