Table 1.
Baseline characteristics – cases with complete dataa,b,c.
| RA N = 387 | Diabetes N = 2,898 | RA + Diabetes N = 33 | Controls N = 63,903 | |
|---|---|---|---|---|
| Sex | ||||
| Female | 261 (67) | 1,369 (47) | 20 (61) | 33,781 (53) |
| Male | 126 (33) | 1,529 (53) | 13 (39) | 30,122 (47) |
| Age (years) | 58 (49, 68) | 63 (51, 73) | 66 (59, 73) | 46 (34, 60) |
| Smoking status | ||||
| Never smoker | 132 (34) | 1,263 (44) | 17 (52) | 29,426 (46) |
| Former smoker | 129 (33) | 682 (23) | 4 (12) | 19,010 (30) |
| Current smoker | 126 (33) | 953 (33) | 12 (36) | 15,467 (24) |
| Previous CVDd | 41 (11) | 594 (20) | 7 (21) | 4,094 (6) |
| Body mass index (kg/m²) | 26.0 (23.7, 29.1) | 28.7 (25.9, 32.0) | 27.8 (24.4, 30.9) | 25.7 (23.4, 28.4) |
| Hypertensione | 199 (51) | 2,098 (72) | 26 (79) | 25,333 (40) |
| Waist/hip ratio | 0.84 (0.79, 0.90) | 0.90 (0.84, 0.95) | 0.88 (0.83, 0.93) | 0.85 (0.79, 0.90) |
| Non-fasting glucose (mmol/L) | 5.2 (4.8, 5.9) | 7.5 (5.8, 11.2) | 6.7 (5.6, 8.1) | 5.1 (4.7, 5.6) |
| Creatinine (µmol/L) | 84 (77, 92) | 89 (80, 99) | 89 (80, 98) | 85 (77, 94) |
| Triglycerides (mmol/L) | 1.4 (1.0, 2.0) | 2.1 (1.4, 3.0) | 1.5 (1.2, 2.2) | 1.4 (1.0, 2.1) |
| Total cholesterol (mmol/L) | 6.0 (5.3, 6.8) | 6.0 (5.1, 6.9) | 5.8 (5.0, 6.8) | 5.7 (4.9, 6.5) |
| HDL cholesterol (mmol/L) | 1.4 (1.1, 1.7) | 1.2 (1.0,1.4) | 1.4 (1.1, 1.7) | 1.3 (1.1, 1.6) |
| Total cholesterol/HDL cholesterol ratio | 4.3 (3.5, 5.5) | 5.1 (4.0, 6.5) | 4.3 (3.6, 5.4) | 4.2 (3.4, 5.3) |
| Observation time (years) | 18.1 (12.6, 18.8) | 17.1 (7.6, 18.6) | 16.8 (8.9, 18.2) | 18.1 (12.7, 18.8) |
aNumber (%) or median (25th and 75th percentile) unless specified otherwise.
bAbbreviations: RA - rheumatoid arthritis, CVD - cardiovascular disease, HDL - high-density lipoprotein.
cMissing data: <4% missing for all variables.
dPrevious cardiovascular disease: self-reported angina, stroke, or myocardial infarction.
eHypertension: Systolic blood pressure ≥140 mmHg, diastolic blood pressure ≥ 90 mmHg, or on blood pressure-lowering medication.