The top tertile of copeptin was, compared with reference tertile 1, significantly associated with both high CACS and high c-f PWV after adjustment for age, sex, hypertension, diabetes mellitus, HDL, triglycerides, BMI, smoking status, creatinine and high sensitive CRP with an odds ratio (OR) of 1.260 (95% confidence interval (CI): 1.022–1.555) for CACS and OR 1.389 (95% CI: 1.069–1.807) for PWV. Here, CRP is linked to diabetes mellitus.