Table 4.
Multivariate regression analysis of the association of coronary artery plaques in diabetes with smoking duration.
| Duration of smoking (years) | ≤20 years (n=115) | 20~40 years (n = 233) | >40 years (n = 100) | ||
|---|---|---|---|---|---|
| OR (95% CI) | P-value | OR (95% CI) | P-value | ||
| Reference | |||||
| Any calcified plaque | 0.817 (0.478-1.396) | 0.460 | 0.770 (0.389-1.526) | 0.454 | |
| Any mixed plaque | 2.623 (1.635-4.209) | < 0.001 | 3.052 (1.691-5.506) | <0.001 | |
| Any noncalcified plaque | 1.059 (0.642-1.747) | 0.821 | 1.385 (0.742-2.586) | 0.307 | |
| Any nonobstructive plaque | 0.941 (0.416-2.127) | 0.884 | 1.094 (0.392-3.051) | 0.864 | |
| Any obstructive plaque | 2.004 (1.273-3.153) | 0.003 | 2.098 (1.210-3.638) | 0.008 | |
| Multivessel disease | 3.171 (1.763-5.705) | < 0.001 | 3.784 (1.781-8.036) | 0.001 | |
| Segment involvement score ≥4 | 1.489 (0.923-2.401) | 0.102 | 1.916 (1.049-3.499) | 0.034 | |
| Segment stenosis score ≥ 7 | 1.605 (1.014-2.541) | 0.044 | 1.950 (1.113-3.414) | 0.020 | |
OR, odds ratio; CI, confidence interval. All ORs were obtained by multivariate logistic regression adjusted for age, sex, duration of diabetes mellitus, hypertension, dyslipidemia, body mass index, total cholesterol, high-density lipoprotein cholesterol and low-density lipoprotein cholesterol.