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Table 4 Influence of rheumatoid arthritis on coronary artery disease

From: Relationship of rheumatoid arthritis and coronary artery disease in the Korean population: a nationwide cross-sectional study

Variables OR before PS-matching OR after PS-matching
OR 95% CI P for trend OR 95% CI P for trend
RA 4.28 2.59–7.07 <  0.001 2.97 1.15–7.68 0.02
Age 1.08 1.07–1.08 <  0.001 1.05 1.01–1.10 0.01
Female sex 0.69 0.57–0.83 <  0.001 1.98 0.46–8.65 0.36
Alcohol Intake
 Nondrinker 1.00 1.00
 Moderate drinker 0.54 0.39–0.76 <  0.001
 Heavy drinker 0.99 0.70–1.40 0.95
 Current smoker 0.60 0.46–0.78 <  0.001 1.07 0.24–4.75 0.93
Degree of obesity
 Low 1.00 1.00
 Normal 2.04 1.05–3.98 0.04 0.56 0.12–2.61 0.46
 Obese 3.49 1.78–6.81 <  0.001 0.57 0.11–2.86 0.50
Hypertension 5.71 4.73–6.89 <  0.001 3.67 1.48–9.09 0.005
Dyslipidemia 4.79 3.90–5.88 <  0.001 4.51 1.90–10.71 < 0.001
Diabetes mellitus 4.78 4.77–4.79 <  0.001 4.28 1.81–10.15 < 0.001
  1. Adjusted for age, sex, alcohol intake and smoking status, body mass index, hypertension, dyslipidemia and diabetes mellitus
  2. RA: rheumatoid arthritis; PS: propensity score; OR: odds ratio; 95% CI: 95% confidence interval