Table 3.
Age, sex and race-adjusted models for right common carotid artery GLDS contrasta
| Covariate | Beta coefficient | Standard error | p value | 95% confidence interval |
| Age | –0.87 | 0.38 | 0.02 | –1.62,–0.12 |
| Body mass index (kg m–2) | –0.02 | 0.73 | 0.98 | –1.50, 1.47 |
| Total cholesterol (mg dl–1) | 0.03 | 0.09 | 0.74 | –0.15, 0.20 |
| High-density cholesterol (mg dl–1) | 0.61 | 0.24 | 0.01 | 0.13, 1.09 |
| Low-density cholesterol (mg dl–1) | –0.003 | 0.099 | 0.98 | –0.19, 0.20 |
| Triglycerides (mg dl–1) | –0.003 | 0.05 | 0.96 | –0.10, 0.09 |
| Estimated glomerular filtration rate (ml min–1/1.73 m2) | –0.30 | 0.20 | 0.13 | –0.69, 0.09 |
| Intentional exercise (MET-hours/week) | 0.16 | 0.10 | 0.12 | –0.04, 0.36 |
| C-reactive protein (mg l–1) | –2.22 | 0.96 | 0.02 | –4.11,–0.33 |
| Interleukin-6 (pg ml–1) | 1.29 | 3.26 | 0.69 | –5.15, 7.72 |
| D-Dimer (ug ml–1) | 4.70 | 6.63 | 0.48 | –8.40, 17.81 |
| Fibrinogen (mg dl–1) | 0.01 | 0.05 | 0.78 | –0.08, 0.11 |
| Smoking status | ||||
| Former | 4.80 | 8.13 | 0.56 | –11.27, 20.86 |
| Current | –11.04 | 11.62 | 0.34 | –34.00, 11.93 |
| Alcohol use | ||||
| Yes | 3.96 | 8.75 | 0.65 | –13.34, 21.30 |
| Diabetes mellitus | ||||
| Yes | –1.01 | 9.35 | 0.91 | –19.50, 17.47 |
| Statin use | ||||
| Yes | 9.17 | 8.64 | 0.29 | –7.91, 26.25 |
| Hypertension | ||||
| Yes | –9.77 | 7.23 | 0.18 | –24.05, 4.52 |
| Common carotid artery IMT | –0.06 | 0.02 | 0.001 | –0.09,–0.02 |
| CAC: Ln(Agatston + 1) | –1.19 | 1.6 | 0.46 | –4.34, 1.97 |
| American College of Cardiology/American Heart Association Cardiovascular Risk Score (%) | 0.06 | 0.29 | 0.84 | –0.52, 0.64 |
CAC, coronary artery calcium; GLDS, grey level difference statistics; IMT, intima-media thickness; MET, metabolic equivalent task.
aAll data are from models adjusted for age, sex and race with addition of the parameter in each row above. Models for total cholesterol, HDL, LDL, triglycerides and CRP are additionally adjusted for use of statins.