Table 2

Effect of disease duration on the risk of cardiovascular disease; results of the Cox proportional hazards model with disease duration until event or censoring as the time variable

VariableEstimateSEExp (B)p Value95% CI
LowerUpper
Sex (male)0.6180.1731.856<0.0011.3222.604
Age (years)0.0490.0081.051<0.0011.0351.067
Smoking (Y/N)0.4240.1741.5280.0151.0872.149
BMI (weight (kg)/height (m)2)0.0650.0181.067<0.0011.0301.105
HDL-c (mmol/L)−0.6640.2110.5150.0020.3400.912
Diabetes (Y/N)1.0500.3122.8570.0011.5495.268
Time-averaged DAS280.4300.0811.537<0.0011.3121.802
Biological ever (Y/N)−0.5380.2270.5840.0180.3740.912
MTX ever−0.3360.1870.7150.0720.4961.031
  • Cox proportional hazards regression model with disease duration until event or censoring as the time variable. Corrected for the confounders shown.

  • BMI, body mass index; DAS28, 28 joint disease activity score; HDL-c, high-density lipoprotein cholesterol; MTX, methotrexate.