Table 3 Association of clinical characteristics and duration of stay < 24 h among 1,748 patients at first alcohol-related attendance at ERs
|  | Duration of stay ≥ 24 h (N = 1,148 patients) | Duration of stay <24 h (N = 600 patients) | OR for duration of stay < 24 h |
|---|---|---|---|
Clinical factors | (%) | (%) | OR a (95% CI) |
Repeat attendance | Â | Â | Â |
Yes (multiple), (N = 297) | 56.3 | 43.7 | 1.24 (1.04–1.49) |
No (single) (N = 1,451) | 63.3 | 36.7 | 1 (reference) |
Clinical degree of alcohol consumption | Â | Â | Â |
High (N = 531) | 44.3 | 55.7 | 9.39 (5.63–15.64) |
Middle (N = 796) | 58.4 | 41.6 | 5.47 (3.28–9.14) |
Low (N = 231) | 71.8 | 28.2 | 3.04 (1.73–5.35) |
Withdrawal (N = 190) | 88.8 | 11.2 | 1 (reference) |
Discharge mode b | Â | Â | Â |
Self-discharge (N = 207) | 58.8 | 41.2 | 1.33 (0.97–1.81) |
Medical discharge (N = 1,173) | 66.0 | 34.0 | 1 (reference) |
Breath test (millilitres) | Â | Â | Â |
>400 (N = 32) | 48.4 | 51.6 | 6.7 (2.9–15.0) |
201–400 (N = 474) | 60.7 | 39.3 | 4.1 (2.7–6.3) |
101–200 (N = 968) | 55.6 | 44.4 | 5.2 (3.5–7.8) |
≤ 100 (N = 274) | 86.9 | 13.1 | 1 (reference) |
Alcohol diagnosis at ER attendance c | Â | Â | Â |
Misuse (N = 497) | 33.9 | 66.1 | 11.56 (7.67–17.43) |
Dependence (N = 924) | 68.3 | 31.7 | 2.81 (1.91–4.13) |
Withdrawal (N = 300) | 86.2 | 13.8 | 1 (reference) |
Diagnosis or suspicion of trauma d | Â | Â | Â |
Yes (N = 263) | 37.6 | 62.4 | 3.4 (2.51–4.60) |
No (N = 1,383) | 65.5 | 34.5 | 1 (reference) |