Demographics of the analysed population
| Parameter | Full sample N=190 | Liverpool N=88 | London N=102 | Significance | ||
|---|---|---|---|---|---|---|
| Test | Statistic | p Value | ||||
| Age | ||||||
| Mean (SD) | 46.0 (15.7) | 51.3 (16.1) | 41.5 (13.9) | T-test (t) | −4.5 | <0.001 |
| Range | 16−77 | 16−77 | 17−68 | |||
| M:F ratio % | 63:37 | 56:44 | 69:31 | χ2 | 3.4 | 0.07 |
| Time since onset (days)* | ||||||
| Median (inter-quartile range) | 67 (45−124) | 56 (35−90) | 84 (56−142) | Mann-Whitney (z) | −3.5 | <0.001 |
| Length of stay (days) | ||||||
| Mean (SD), days | 103.0 (65.6) | 106.4 (79.1) | 100.1 (51.3) | T-test (t) | −0.63 | 0.51 |
| Cost of episode | ||||||
| Mean (SD), £ | £75 275 (£47 540) | £76 279 (£56 740) | £74 409 (£38 137) | T-test (t) | −0.27 | 0.79 |
| Diagnostic subcategories, n (%) | χ2 | 13.5 | 0.009 | |||
| ABI | 166 (87.4%) | 69 (78.4%) | 97 (95.1%) | |||
| Spinal cord Injury | 9 (4.7%) | 7 (8.0%) | 2 (2.0%) | |||
| Peripheral neurological | 9 (4.7%) | 6 (6.8%) | 3 (2.9%) | |||
| Other (mainly polytrauma) | 6 (3.1%) | 6 (6.8%) | 0 | |||
| Aetiology | χ2 | 54.4 | <0.001 | |||
| ABI | ||||||
| Trauma | 54 (32.5%) | 22 (31.9%) | 32 (33.0%) | χ2 | 47.5 | <0.001 |
| Vascular (eg, stroke) | 62 (37.3%) | 34 (49.2%) | 28 (28.9%) | |||
| Anoxia | 31 (18.7%) | 1 (1.4%) | 30 (30.9%) | |||
| Inflammatory | 11 (6.6%) | 6 (8.7%) | 5 (5.2%) | |||
| Tumour | 7 (4.2%) | 5 (7.2%) | 2 (2.1%) | |||
| Other | 1 (0.6%) | 1 (1.4%) | − | |||
| Spinal cord injury | ||||||
| Trauma | 4 (44.4) | 4 (57.1) | − | χ2 | 2.3 | 0.33 |
| Inflammatory | 3 (33.3) | 2 (28.6) | 1 (50.0) | |||
| Other | 2 (22.2) | 1 (14.3) | 1 (50.0) | |||
| Discharge destination | χ2 | 128.2 | <0.001 | |||
| Home/temporary accommodation | 30 (16%) | 6 (7%) | 24 (24%) | |||
| Nursing/residential home | 61 (32%) | 5 (6%) | 56 (55%) | |||
| Other specialist rehabilitation ward | 68 (36%) | 68 (77%) | 0 | |||
| Other residential rehabilitation | 10 (5%) | 2 (2%) | 8 (8%) | |||
| Acute hospital ward | 15 (8%) | 6 (7%) | 9 (9%) | |||
| Other | 6 (3%) | 1 (1%) | 5 (5%) | |||
*As time since onset was very highly skewed, the median and IQR is given.
ABI, acquired brain injury.