Table 2.
Hazard ratios and 95% confidence intervals for discharge using a Cox survival model with 5 GEDI groups
| Predictor | Hazard Ratio | 95% CI |
|---|---|---|
| Time (per 100 days increase) | 1.02 | 1.02, 1.03 |
| Age (per 10 year increase) | 0.95 | 0.94, 0.97 |
| Male sex | 1.01 | 0.99, 1.04 |
| Arrival by ambulance | 0.72 | 0.70, 0.75 |
| Australian Triage Score 1 and 2 | 0.94 | 0.90, 0.97 |
| Australian Triage Score 3 | 0.82 | 0.80, 0.85 |
| Presented from RACF | 0.92 | 0.89, 0.95 |
| MDC Diagnosis = Cardiac | 0.95 | 0.92, 0.97 |
| MDC Diagnosis = Trauma | 1.22 | 1.18, 1.25 |
| GEDI group (primary outcome): | ||
| Interim outside GEDI hours | 1.31 | 1.23, 1.39 |
| Interim during GEDI hours | 1.20 | 1.11, 1.29 |
| Full outside GEDI hours | 1.47 | 1.41, 1.53 |
| Full during GEDI hours | 1.19 | 1.13, 1.24 |
NB Reference for GEDI is pre-intervention. Reference for ATS is 4&5. Reference for diagnosis is all other matched diagnostic codes
Legend: MDC Major diagnostic category