Table 4.
Resource use and outcome measures for transferred patients according to distance from trauma centre.
| Transfer Distance | ||||
|---|---|---|---|---|
| Characteristics | < 20 km | 21-100 km | > 100 km | p = |
| Total n | 258 | 627 | 665 | |
| TTA n (%) | 88 (34.1) | 318 (50.7) | 402 (60.5) | <.001 |
| Intubation n(%)* | 51 (19.8) | 252 (40.3) | 312 (47) | <.001 |
| HEMS n (%) | 30 (11.6) | 212 (33.8) | 404 (60.8) | <.001 |
| ICU admission n (%) | 227 (88) | 564 (90) | 625 (94) | .004 |
| Days in ICU | 2 (1-4)§ | 3 (2-8)§ | 4 (2-8)§ | <.001 |
| Days on Respirator | 0 (0-2)§ | 0 (0-4)§ | 2 (0-5)§ | <.001 |
| Days in Trauma Centre | 5 (3-9)§ | 6 (3-10)§ | 6 (4-11)§ | .002 |
| Mortality n (%) | 31 (12) | 81 (12.9) | 53 (8) | .012 |
Abbreviations denotes:
TTA, trauma team activation; HEMS, helicopter emergency medical system (patients transported by rotor-wing); ICU, intensive care unit
χ2 -test performed with 2 degrees of freedom.
* 0, 1 and 1 cases with missing data on intubation status. These are excluded from percentage and statistical analysis for SBP and Hypotension.
§ median (IQR)