Observed and predicted admissions and discharges from A&E based on quintiles of risk of admission
| Risk of admission | ≤20% (n=251) | >20≤40% (n=300) | >40≤60% (n=78) | >60≤80% (n=58) | >80% (n=14) |
|---|---|---|---|---|---|
| O:E; observed:expected ratio (standardised admission ratio). | |||||
| Admitted | 33 | 78 | 44 | 39 | 12 |
| Predicted | 28.00 | 87.57 | 39.04 | 39.29 | 12.20 |
| O:E* | 1.18 | 0.89 | 1.13 | 0.99 | 0.98 |
| 95%CI | 1.15 to 1.20 | 0.88 to 0.91 | 1.10 to 1.15 | 0.97 to 1.02 | 0.95 to 1.01 |
| Discharged | 218 | 222 | 34 | 19 | 2 |
| Predicted | 223.00 | 212.43 | 38.96 | 18.71 | 1.80 |
| O:E* | 0.98 | 1.05 | 0.87 | 1.02 | 1.11 |
| 95%CI | 0.98 to 0.98 | 1.04 to 1.05 | 0.85 to 0.89 | 0.97 to 1.07 | 0.92 to 1.32 |