Table 3.
Characteristics associated with prolonged pre-hospital delay in patients with myocardial infarction in multivariate logistic regression
| Characteristics | aOR (95% CI for aOR) | P-value |
|---|---|---|
| Age category | ||
| ≤ 40 years Vs > 60 yearsR | 2.43 (0.73–8.12) | 0.149 |
| 41–60 years Vs > 60 yearsR | 0.44 (0.21–0.93) | 0.032 |
| Family income | ||
| Lower Vs HigherR | 5.74 (0.89–37.06) | 0.066 |
| Middle Vs HigherR | 14.22 (2.15–94.17) | p < 0.001 |
| Residence | ||
| Rural Vs UrbanR | 1.78 (0.73–4.34) | 0.204 |
| Distance of primary care center | ||
| ≤ 5 km Vs > 5 kmR | 0.42 (0.12–0.90) | 0.026 |
| Predominant clinical symptom | ||
| Chest pain Vs Symptoms other than chest painR | 0.15 (0.05–0.48) | p < 0.001 |
| Behavior after onset of symptoms | ||
| Misinterpreting the nature of pain Vs Suspected as MIR | 1.46 (0.47–4.59) | 0.515 |
| Did not consider the symptoms to be serious Vs Suspected as MIR | 17.81 (5.92–53.48) | p < 0.001 |
| First medical action after onset of symptoms | ||
| Self-medication Vs Visiting qualified doctorR | 1.50 (0.42–5.37) | 0.534 |
| Visiting non-qualified practitioner Vs Visiting qualified doctorR | 1.03 (0.43–2.48) | 0.943 |
| Mode of admission | ||
| Referred from government hospital Vs Direct admissionR | 4.45 (2.03–9.74) | p < 0.001 |
| Referred from private hospital Vs Direct admissionR | 98.67 (11.87–820.34) | p < 0.001 |
| Medical history/ risk factors | ||
| Diabetes mellitus (No Vs YesR) | 1.02 (0.48–2.16) | 0.961 |
| Previous history of chest pain (No Vs YesR) | 1.15 (0.53–2.47) | 0.727 |
| Family history of MI (No Vs YesR) | 2.65 (1.24–5.71) | 0.012 |
R Reference case