Table 3. Multivariate logistic regression models for association between 4 groups and symptom to final hospital within 2 hr.
| Variables | OR | 95% CI |
|---|---|---|
| EMS direct | 6.56 | 5.94-7.24 |
| EMS indirect | 1.07 | 0.87- 1.33 |
| Non-EMS direct | 2.27 | 2.06-2.50 |
| Non-EMS indirect | Reference | |
| Age over 65 yr (under 65) | 0.79 | 0.74-0.85 |
| Female (male) | 0.97 | 0.90-1.04 |
| Level of education | ||
| <High school | Reference | |
| ≥ High school | 1.14 | 1.06-1.23 |
| Unknown | 1.13 | 0.99-1.28 |
| Level of urbanization | ||
| Urban | Reference | |
| Suburban | 0.93 | 0.86-1.01 |
| Rural | 0.82 | 0.72-0.92 |
| Others, unknown | 0.88 | 0.81-0.95 |
| Past medical history | ||
| Diabetes | 0.75 | 0.70-0.81 |
| Cardiovascular disease | 1.39 | 1.29-1.51 |
| Cerebrovascular disease | 0.97 | 0.90-1.05 |
| Night (Daytime) | 1.19 | 1.11-1.26 |
| Weekend (weekdays) | 1.05 | 0.98-1.13 |
| Symptom at arrival | ||
| Loss of consciousness | 1.84 | 1.69-2.02 |
| Motor weakness | 1.11 | 1.03-1.18 |
| Sensory change | 1.06 | 0.98-1.14 |
| Gait disturbance | 0.91 | 0.83-1.01 |
| Dizziness | 0.97 | 0.88-1.07 |
Adjusted for age over 65 yr, sex, education level, level of urbanization, past medical history (diabetes, cardiovascular disease, cerebrovascular disease), symptom onset hour of day, symptom onset day of week, and presentation symptoms at arrival. OR, Odds ratio; 95% CI, 95% confidence interval; EMS, Emergency medical services; Direct, arrived final hospital directly; Indirect, arrived final hospital via other hospital. Reference values are shown in parentheses.