Table 2.
Summary of the findings of multinomial logistic regression of association between myocardial infarction and some of its risk factors (N = 6055)
| Variables | Categories | Normal OR (95%CI) |
STEMI OR (95%CI) |
Non-STEMI OR (95%CI) |
|---|---|---|---|---|
| Age | 1 | 1.12 (1.11–1.14) * | 1.14 (1.12–1.15) * | |
| Sex | ♦ Male | 1 | 1 | 1 |
| Female | 1 | 0.53 (0.39–0.73) * | 0.87 (0.64–1.23) | |
| Tobacco smoking | ♦No | 1 | 1 | 1 |
| Yes | 1 | 0.92 (0.71–1.20) | 0.96 (0.64–1.17) | |
| Anemia | ♦No | 1 | 1 | 1 |
| Yes | 1 | 3.47 (2.38–5.06) * | 5.05 (3.41–7.46) * | |
| Body mass index | 1 | 1.01 (0.97–1.03) * | 1.03 (1.03–1.07) * | |
| Blood sugar | 1 | 1.05 (1.04–1.06) * | 1.05 (1.03–1.06) * | |
| Total cholesterol | 1 | 1.03 (1.01–1.05) * | 1.03 (1.01–1.06) * | |
| Triglycerides | 1 | 1.01 (1.01–1.03) * | 1.02 (1.01–1.04) * | |
| Low-density lipoprotein cholesterol | 1 | 1.02 (1.01–1.02) * | 1.02 (1.01–1.02) * | |
| High-density lipoprotein cholesterol | 1 | 0.95 (0.94–0.96) * | 0.94 (0.93–0.95) * | |
| White blood cells | 1 | 1.74 (1.65–1.84) * | 1.46 (1.38–1.56) * | |
| Creatinine | 1 | 4.45 (2.68–7.38) * | 6.10 (3.64–10.23) * | |
*P-value < 0.05; OR: odds ratio; CI: confidence interval. The normal group was considered the reference group for multinomial regression analyses. ♦ indicates the reference category for each covariate. STEMI: ST-elevation myocardial infarction; NSTEMI: non-ST-elevation myocardial infarction