Length of admission and RRs for admission following attendance at EDs for self-harm in South East London, 2009–2016, by hospital attended
| Attendances to ED (%) | Admission in HES (%) | Proportion admitted | Mean stay (days) | Length of admission* (%) | Unadjusted RR admission† (95% CI) | Adjusted‡ RR admission† (95% CI) | ||||
| <24 hours | 24–48 hours | 2–4 days | 5+ days | |||||||
| Total | 20 750 | 7614 | 0.37 | 1.21 | 3544 (46.6) | 2557 (33.6) | 1130 (14.8) | 383 (5.0) | ||
| Hospital | ||||||||||
| KCH | 7106 (34.2) | 1407 (18.5) | 0.20 | 1.90 | 486 (34.5) | 522 (37.1) | 296 (21.0) | 103 (7.3) | 1.00 | 1.00 |
| UHL | 4446 (21.4) | 2033 (26.7) | 0.46 | 1.24 | 903 (44.4) | 697 (34.3) | 318 (15.6) | 115 (5.7) | 2.31 (2.16 to 2.47) | 2.25 (2.12 to 2.40) |
| CUH | 5947 (28.7) | 2886 (37.9) | 0.49 | 0.92 | 1546 (53.6) | 894 (31.0) | 342 (11.9) | 104 (3.6) | 2.45 (2.30 to 2.61) | 2.41 (2.27 to 2.55) |
| STH | 3251 (15.7) | 1288 (16.9) | 0.40 | 1.09 | 609 (47.3) | 444 (34.5) | 174 (13.5) | 61 (4.7) | 2.00 (1.86 to 2.15) | 2.02 (1.89 to 2.17) |
*Kruskal-Wallis test for equality of populations, p=0.0001.
†Wald test, p<0.0001.
‡Adjusted for age, sex, ethnicity, type of self-harm and index of multiple deprivation of residence.
CUH, Croydon University Hospital; ED, emergency department; HES, Hospital Episode Statistics; KCH, King’s College Hospital; RR, risk ratio; STH, St Thomas’ Hospital; UHL, University Hospital Lewisham.