TableĀ 3

Factors predicting prolonged door-to-needle times

FactorcOR95% CIp ValueaOR95% CIp Value
Incorrect ECG interpretation30.04.1 to 220.70.00114.31.9 to 110.90.011
Inappropriate triage24.53.3 to 180.20.00110.41.3 to 82.60.027
Multiple referrals7.44.1 to 13.30.0015.93.2 to 10.90.001
Need for resuscitation5.30.7 to 40.60.0765.50.7 to 45.60.110
Evolving AMI4.50.6 to 35.20.1153.80.5 to 31.60.220
Delayed drug preparation2.40.3 to 19.60.4101.80.2 to 17.90.630
Awaiting investigations1.30.2 to 12.10.7981.70.2 to 17.40.670
Unusual presentation0.30.02 to 5.30.4100.20.01 to 15.90.180
  • aOR, adjusted OR; cOR, crude OR; MI, acute myocardial infarction.