Table 4.
Comparative multivariable analysis of self-referral and non-self-referral AMI patients arriving at hospitals without PCI capability in rural areas.
| Self-Referral Population | No Self-Referral Population | |||||
|---|---|---|---|---|---|---|
| Predictor | Odds Ratio (OR) 1 | 95% CI 1 | p-Value | Odds Ratio (OR) 1 | 95% CI 1 | p-Value |
| Sex Female vs. Male | 0.91 | 0.59, 1.41 | 0.7 | 1.33 | 1.06, 1.67 | 0.015 |
| Age categories 2 | ||||||
| 50–59 | 0.86 | 0.42, 1.73 | 0.7 | 0.88 | 0.57, 1.36 | 0.6 |
| 60–69 | 0.891 | 0.44, 1.86 | 0.8 | 1.40 | 0.90, 2.19 | 0.13 |
| 70–79 | 0.76 | 0.37, 1.54 | 0.5 | 1.57 | 1.02, 2.43 | 0.040 |
| 80+ | 1.77 | 0.77, 4.12 | 0.2 | 2.35 | 1.50, 3.67 | <0.001 |
| Arterial Hypertension Yes vs. No | 0.22 | 0.08, 0.50 | <0.001 | 0.41 | 0.26, 0.63 | <0.001 |
| Hypercholesterolemia Yes vs. No | 0.61 | 0.38, 0.99 | 0.057 | 0.58 | 0.44, 0.77 | <0.001 |
| Diabetes Yes vs. No | 1.28 | 0.82, 2.01 | 0.3 | 1.41 | 1.12, 1.78 | 0.003 |
| BMI 3 | ||||||
| Overweight | 1.43 | 0.86, 2.38 | 0.2 | 1.07 | 0.81, 1.40 | 0.6 |
| Obesity | 1.54 | 0.91, 2.61 | 0.11 | 1.01 | 0.76, 1.34 | >0.9 |
1 OR = odds ratio, CI = confidence interval, 2 reference age category 25–49, 3 reference group: BMI normal weight or less.