Proportion of non-trauma to trauma patients
| Year | Proportion of non-trauma to trauma patients, in-hours (%) | Proportion of non-trauma to trauma patients, out-of-hours (%) | Proportion of non-trauma to trauma patients, at all times (%) |
| 1999 | 32.3 | 35.1 | 33.4 |
| 2000 | 30.3 | 39.0 | 33.8 |
| 2001 | 33.6 | 35.7 | 34.4 |
| 2002 | 34.8 | 40.4 | 36.9 |
| 2003 | 38.2 | 43.4 | 40.1 |
| 2004 | 38.3 | 46.0 | 41.5 |
| 2005 | 39.6 | 48.2 | 43.3 |
| 2006 | 37.7 | 47.2 | 41.8 |
| p Value for trend | Slope = 0.012, SE = 0.00104, χ2 (df = 1) for trend = 135.0, p<0.001 | Slope = 0.019, SE = 0.0013, χ2 (df = 1) for trend = 228.6, p<0.001 | Slope = 0.015, SE = 0.00081, χ2 (df = 1) for trend = 363.1, p<0.001 |