ED LOS: CI versus no CI
| Variable | CI (n=238)* | No CI (n=51 224) | P value |
| Median (IQR Q1–Q3) | Median (IQR Q1–Q3) | ||
| ED LOS (hours) | 5.75 (3.95–8.17) | 3.12 (1.95–4.65) | <0.001 |
*Three patient presentations had two CIs reported during the same ED presentation.
ED LOS, emergency department length of stay; N, number.