Table 1

Comparison of patients who LWBS and those who stayed for evaluation
Variable* LWBS Did not LWBS % LWBS Odds Ratio (95% CI)
N = 173 (5.7%) N = 2854 (94.3%)
Age
  <18 years old 41 899 4.36% Reference
  ≥ 18 years old 132 1955 6.32% 1.48 (95%CI 1.03-2.12)
Sex
  Male 80 1374 5.50% Reference
  Female 89 1473 5.70% 1.04 (95%CI 0.76-1.42)
Region of residence
  Georgetown 134 2277 5.56% Reference
  Other region 39 577 6.33% 1.15 (95%CI 0.79-1.67)
Shift of presentation
  8AM-4PM 57 1372 3.99% Reference
  4PM-12AM 94 1053 8.20% 2.15 (95%CI 1.53-3.01)
  12AM-8AM 22 429 4.88% 1.23 (95%CI 0.74-2.04)
Mean time from ED arrival to triage (minutes) 34.2 36.4 p = 0.51
Triage score
  Immediate 5 157 3.09% Reference
  Urgent 27 337 7.42% 2.52 (95%CI 0.95-6.66)
  Non-urgent 131 2189 5.65% 1.88 (95%CI 1.76-4.66)
Type of complaint
  Traumatic 30 786 3.68% Reference
  Non-traumatic 134 2060 6.11% 1.70 (95%CI 1.14-2.55)
Transportation
  EMS 5 192 2.54% Reference
  Other 156 2579 5.70% 2.33 (95%CI 0.94-5.88)
Transfer status
  Transferred 7 249 2.73% Reference
  Not transferred 145 2400 5.70% 2.13 (95%CI 1.00-4.55)

*Not all variables were documented for every patient visit.

Parekh et al.

Parekh et al. BMC Emergency Medicine 2013 13:10   doi:10.1186/1471-227X-13-10

Open Data