Table 2.
Univariate and multivariate linear regression analysis for predicting coronary artery calcium score in RA patients
| Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
| β | 95% CI | P | β | 95% CI | P | |
| Age | 5.67 | 0.63, 10.71 | 0.028 | −1.31 | −7.09, 4.48 | 0.652 |
| Male gender | 68.53 | −58.56, 195.63 | 0.284 | |||
| BMI | −2.89 | −15.94, 10.16 | 0.658 | |||
| Disease duration (years) | 1.40 | − 5.88, 8.68 | 0.701 | |||
| Hypertension | 80.00 | −40.64, 200.63 | 0.189 | |||
| Diabetes mellitus | 247.17 | 70.53, 423.80 | 0.007 | 152.61 | −10.80, 316.03 | 0.067 |
| Dyslipidemia | −69.67 | −184.60, 45.26 | 0.229 | |||
| Current smoker | 91.26 | −47.89, 230.41 | 0.194 | |||
| Premature angina or heart attack in a 1st degree relative | −69.28 | − 359.58, 221.01 | 0.634 | |||
| Oral glucocorticoid | 91.34 | −26.27, 208.95 | 0.125 | |||
| ERS-RA | 10.87 | 6.02, 15.72 | < 0.001 | 10.01 | 3.78, 16.23 | 0.002 |
| DAS28-ESR | 37.55 | 1.16, 73.94 | 0.043 | 25.11 | −6.24, 56.45 | 0.114 |
BMI Body mass index, ERS-RA Expanded Cardiovascular Risk Prediction Score for Rheumatoid Arthritis, CI Confidence interval, DAS28 Disease activity score-28
* All variables yielding P value under 0.05 in univariate regression analysis were included in multivariate analysis