Table 2.
Physiologic and anatomic measures of injury severity
| Transfused (n = 106) | Non-Transfused (n = 1533) | ||||
| Mean ± SD | n (%)1 | Mean ± SD | n(%)1 | p | |
| Physiologic | |||||
| Heart Rate | 131 ± 35 | 92 (87%) | 112 ± 29 | 1292 (84%) | < 0.001 |
| Respiratory Rate | 10 ± 14 | 83 (78%) | 21 ± 11 | 1216 (79%) | < 0.001 |
| SBP | 115 ± 31 | 85 (80%) | 123 ± 20 | 1178 (77%) | < 0.001 |
| Shock Index | 1.2100 ± 0.547 | 84 (79%) | 0.961 ± 0.878 | 1168 (76%) | 0.010 |
| Anatomic | |||||
| AIS Abdomen | 2.737 ± 0.921 | 38 (36%) | 2.304 ± 0.739 | 217 (14%) | 0.002 |
| AIS Chest | 3.413 ± 0.777 | 46 (43%) | 3.038 ± 0.887 | 209 (19%) | 0.009 |
| AIS Extremities | 2.618 ± 0.561 | 55 (52%) | 2.498 ± 0.571 | 636 (41%) | 0.136 |
| AIS Face | 1.913 ± 0.596 | 23 (22%) | 1.690 ± 0.586 | 203 (13%) | 0.085 |
| AIS Head and Neck | 4.231 ± 0.952 | 78 (73%) | 3.162 ± 1.132 | 659 (43%) | < 0.001 |
| AIS Skin | 1.273 ± 0.550 | 22 (21%) | 1.154 ± 0.376 | 377 (25%) | 0.162 |
| ISS | 26 ± 13 | 106 (100%) | 10 ± 9 | 1530 (99.8%) | < 0.001 |
| NISS | 33 ± 18 | 106 (100%) | 13 ± 13 | 1530 (99.8%) | < 0.001 |
AIS: abbreviated injury scale; ISS: injury severity score; NISS: new injury severity score; 1number and % reporting for the respective data point.