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Table 3 Hazard ratios (HRs) and associated 95% confidence intervals (CIs) for flow between stages for presentations that ended with care completed and those that ended before care completed (LWBS = left without being seen, LAMA = left against medical advice) for fiscal year 2015/2016

From: Frequent users of emergency departments and patient flow in Alberta and Ontario, Canada: an administrative data study

Presentations where ED Care was Completed

 

Start-Physician HR (95% CI) (n= 4,783,267)

Physician-Decision HR (95% CI) (n= 4,712,493)

Decision-End HR (95% CI) (n= 4,712,452)

Province (reference = Ontario)

0.96 (0.96, 0.97)*

0.81 (0.81, 0.81)*

0.98 (0.98, 0.99)*

Group (reference = Control)

1.03 (1.02, 1.03)*

0.84 (0.84, 0.84)*

0.91 (0.91, 0.91)*

Triage level (reference = 5-Non-urgent)

 1 - Resuscitation

4.49 (4.45, 4.54)*

0.19 (0.19, 0.20)*

0.31 (0.30, 0.31)*

 2 - Emergent

0.92 (0.92, 0.93)*

0.20 (0.20, 0.20)*

0.50 (0.50, 0.50)*

 3 - Urgent

0.74 (0.73, 0.74)*

0.29 (0.29, 0.30)*

0.71 (0.71, 0.71)*

 4 - Less-urgent (Semi-urgent)

0.88 (0.88, 0.88)*

0.70 (0.70, 0.71)*

0.96 (0.95, 0.96)*

Presentations where Patient Left before Completion of Care

 

Start-LWBS HR (95% CI) (n= 146,461)

Physician-LAMA HR (95% CI) (n= 30,740)

 

Province (reference = Ontario)

1.06 (1.04, 1.07)*

1.06 (1.03, 1.09)*

 

Group (reference = Control)

1.41 (1.40, 1.43)*

1.63 (1.59, 1.67)*

 

Triage level (reference = 5-Non-urgent)

 1 - Resuscitation

0.11 (0.09, 0.15)*

0.41 (0.36, 0.47)*

 

 2 - Emergent

0.21 (0.20, 0.21)*

0.54 (0.50, 0.58)*

 

 3 - Urgent

0.36 (0.35, 0.37)*

0.65 (0.60, 0.70)*

 

 4 - Less-urgent (Semi-urgent)

0.59 (0.57, 0.60)*

0.84 (0.77, 0.91)*

 
  1. * denotes p < 0.05; n number of emergency department presentations