Site 1 | Site 2 | Site 3 | All sites | |||||||
Number of patients | Percentage of patients at this site | Number of patients | Percentage of patients at this site | Number of patients | Percentage of all patients | Number of patients | Percentage of patients at this site | |||
Arrival markers | Time of arrival | Weekday (Mon–Friday) | 6526 | 73 | 3841 | 70 | 3737 | 71 | 14 104 | 72 |
Weekend (Saturday–Sunday) | 2459 | 27 | 1677 | 30 | 1494 | 29 | 5630 | 29 | ||
Night shift (20:00–8:00) | 2895 | 32 | 1958 | 36 | 1849 | 35 | 6702 | 34 | ||
Day shift (8:00–20:00) | 6090 | 68 | 3560 | 64 | 3382 | 65 | 13 032 | 66 | ||
Arrival mode | Arrived by ambulance | 2673 | 30 | 2419 | 44 | 1900 | 36 | 6992 | 35 | |
Patient demographics | Gender | Male | 4886 | 54 | 2700 | 49 | 2443 | 47 | 10 029 | 51 |
Female | 4099 | 46 | 2818 | 51 | 2788 | 53 | 9705 | 49 | ||
Age band (years) | 16–34 | 4399 | 49 | 1746 | 32 | 2421 | 46 | 8566 | 44 | |
35–64 | 3236 | 36 | 2065 | 37 | 1964 | 38 | 7265 | 37 | ||
65–84 | 1074 | 12 | 1200 | 22 | 667 | 13 | 2941 | 15 | ||
85 and over | 204 | 2 | 507 | 9 | 179 | 3 | 890 | 5 | ||
Ethnicity | Asian or Asian British | 2528 | 28 | 1067 | 19 | 1737 | 33 | 5332 | 27 | |
Black or black British | 794 | 9 | 593 | 11 | 895 | 17 | 2282 | 12 | ||
Mixed background | 125 | 1 | 90 | 2 | 72 | 1 | 287 | 2 | ||
Other | 1152 | 13 | 391 | 7 | 664 | 13 | 2207 | 11 | ||
Unknown | 279 | 3 | 253 | 6 | 0 | 0 | 532 | 3 | ||
White | 4099 | 46 | 3123 | 57 | 1859 | 36 | 9081 | 46 | ||
IMD quintile | 1 (least deprived) | 1666 | 19 | 1813 | 33 | 235 | 5 | 3714 | 19 | |
2 | 1444 | 16 | 1408 | 25 | 863 | 17 | 3715 | 19 | ||
3 | 1469 | 16 | 1038 | 19 | 1208 | 23 | 3715 | 19 | ||
4 | 1621 | 18 | 557 | 10 | 1538 | 29 | 3716 | 19 | ||
5 (most deprived) | 1965 | 22 | 539 | 10 | 1210 | 23 | 3714 | 19 | ||
Diagnosis | ACSC | 907 | 10 | 696 | 13 | 375 | 9 | 1978 | 11 | |
Departmental factors | Consultant on duty | 8985 | 100 | 4475 | 81 | 3327 | 63 | 16 787 | 85 | |
Patient remained in the ED >4 hours | 786 | 9 | 358 | 7 | 203 | 4 | 1347 | 7 | ||
Patient discharged | 6875 | 77 | 3118 | 56 | 3478 | 67 | 13 471 | 68 | ||
Patient admitted | 2110 | 24 | 2400 | 44 | 1753 | 34 | 6263 | 32 | ||
Patient admitted in last 10 min before 4 hours | 1067 | 12 | 1118 | 20 | 957 | 18 | 3142 | 16 | ||
Outcome | Admitted (all) | 2110 | 23 | 2400 | 43 | 1753 | 34 | 6263 | 32 |
ACSC, ambulatory care sensitive condition; IMD, Index of Multiple Deprivation.