Before implementation | After implementation | Mean change (95% CI) (each ED as matched pair) | |
Median arrival-to-provider time (min) | −25 (−37 to −13) | ||
Median (95% CI) | 60 (37 to 71) | 31 (21 to 42) | |
IQR | 41–77 | 22–39 | |
Range | 16–80 | 10–54 | |
Median ED length of stay for all patients (min) | −36 (−59 to −12) | ||
Median (95% CI) | 298 (260 to 341) | 261 (222 to 307) | |
IQR | 243–350 | 225–312 | |
Range | 230–377 | 180–347 | |
Overall left before being seen rate (%) | −1.2 (−1.8 to −0.6) | ||
Median (95% CI) | 2.6 (1.4 to 7.0) | 1.4 (0.7 to 6.1) | |
IQR | 1.0–3.5 | 0.5–1.6 | |
Range | 0.7–8.6 | 0.4–6.8 |
ED, emergency department.