Table 4.
The length of stay in the emergency department (LOS-ED) for patients who were directly discharged from the emergency department during the pre-EPZ and post-EPZ periods.
| Pre-EPZ Median (IQR) (min) |
Post-EPZ Median (IQR) (min) |
p Value | |
|---|---|---|---|
| The LOS-ED for all patients | 110 (53–127) | 102 (33–208) | <0.001 |
| The LOS-ED for patients who underwent procedures | |||
| Suture | 72 (43–141) | 105 (64–186) | <0.001 |
| CVC | 1154 (308–1658) | 1198 (476–2076) | 0.687 |
| Chest tube or pigtail placement | 1425 (236–2684) | 288 (213–479) | 0.083 |
| Thoracentesis | 379 (224.3–1103.5) | 481 (285.3–1275.8) | 0.018 |
| Abdominocentesis | 229 (136–384) | 265 (149–410) | 0.276 |
| Arthrocentesis | 258 (151–662) | 241 (154–581) | 0.672 |
| Lumbar puncture | 1222 (469.3–1636.8) | 1271 (720.8–2270.5) | 0.304 |
| I&D | 333.5 (181–2332.5) | 109 (54–227) | 0.002 |
| Reduction | 107 (62.8–183.3) | 150 (80.0–220.0) | 0.007 |
| Splint | 156 (111.8–231.3) | 189 (119.0–272.5) | 0.007 |
| The LOS-ED for patients who underwent ultrasound scans | |||
| Overall | 365 (166–926) | 270 (143–551) | <0.001 |
| Ultrasound performed in the emergency department (ED) | 124 (68–280) | 180 (109–305) | <0.001 |
| Focused abdominal sonography for trauma (FAST) in the ED | 112 (63–238) | 158 (93–277.8) | <0.001 |
| Non-FAST in the ED | 166 (86–335) | 204 (129–339) | <0.001 |
| Ultrasound performed in the radiology or cardiology department | 562 (297–1203) | 535 (309–1254) | 0.470 |