Table 1.
Baseline characteristics for all subjects enrolled at Harborview Medical Center*
| Patient Characteristic | Pre-implementation (n = 245) | Post-implementation (n = 368) |
|---|---|---|
|
| ||
| Male sex | 149 (61) | 244 (66) |
| Age (years) | 40 (24–53) | 42 (23 – 58) |
|
| ||
| Mechanism of injury | ||
| MVC/MCC | 202 (82) | 286 (78) |
| Fall | 22 (9) | 43 (12) |
| Bicycle crash | 10 (4) | 7 (2) |
|
| ||
| APACHE II score | 32 (27 – 35) | 30 (27 – 34) |
| ISS | 33 (25 – 41) | 36 (27 – 48) |
|
| ||
| Severe injury: | ||
| Head | 89 (36) | 122 (33) |
| Chest | 154 (63) | 251 (68) |
| Abdomen | 95 (39) | 176 (48) |
| Spine | 18 (7) | 59 (16) |
|
| ||
| Admission base deficit | −7.5 (−10.3, −5.5) | −7.4 (−10.3, −4.9) |
| # patients transfused | 245 (100) | 368 (100) |
*
Nominal data are presented as: number (percentage).
Continuous and ordinal data are presented as: median (inter-quartile range). “Severe” injury is defined as abbreviated injury scale ≥3, APACHE II = Acute Physiology and Chronic Health Evaluation II Score; BMI = body mass index; ICU = intensive care unit; ISS = injury-severity-score; MCC = motor cycle crash; MVC=motor vehicle crash.