Table 2 Results of multivariate analysis

Age ≥ 18 years old

1.54

1.02-2.33

0.039

Male sex

1.13

0.79-1.62

0.505

Residence in Georgetown

1.12

0.67-1.90

0.660

Shift of presentation

  4PM-12AM

2.29

1.54-3.40

<0.001

  12AM-8AM

1.31

0.71-2.39

0.389

Time from ED arrival to triage

1.00

0.99-1.00

0.431

Triage score

  Urgent

1.70

0.66-4.25

0.273

  Non-urgent

2.76

0.98-7.76

0.054

Non-traumatic complaint

2.39

1.43-4.02

0.001

Non-EMS presentation

1.49

0.46-4.81

0.508

Not transferred

1.94

0.68-5.54

0.218