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Table 3 Predictors of the use of aspirin prior to hospital admission among patients with suspected IHD and not on previous chronic aspirin medication

From: Determinants of pre-hospital pharmacological intervention and its association with outcome in acute myocardial infarction

  ORa (95 % CI)a p
Age (per year) 0.977 (0.963, 0.991) 0.001
Previous history
   Myocardial infarction 2.21 (1.21, 4.04) 0.01
EMS assessment
   Priority 8.07 (5.42, 12.02) <0.0001
ECG pattern
   ST-elevation 2.22 (1.50, 3.29) <0.0001
Cardio-respiratory finding
   Oxygen saturation ≥90 % 3.37 (1.81, 6.27) 0.0001
  1. aOdds ratio (95 % confidence interval)