Odds ratio for the presence of elevated cIMT according to quartiles of FVC (% pred) or FEV₁ (% pred).

<p>The cutoff points of FEV1/FVC ratio were as follows: quartile 1, <64.0%; quartile 2, 64.0%–72.0%; quartile 3, 72.0%–79.0%; and quartile 4, ≥79.0%.</p><p>OR, odd ratio; 95% CI, 95% confidence interval.</p><p>Model 1:Adjusted for age, sex;</p><p>Model 2:Model 1 covariates plus current smoker, current drinker, regular exerciser, TC, LDL-c, TG, HDL-c, FPG, SBP and DBP;</p><p>Model 3:Model 2 covariates plus BMI.