Table 2.
Vital signs and injury profiles of OAs vs non-OAs involved in motor vehicle collisions.
| Vital Signs and Injury |
Non-OA |
OA |
|
|---|---|---|---|
| (n = 19,285) | (n = 3325) | p-value | |
| Vital Signs, n (%) | |||
| Hypotensive (<90 mmHg) | 347 (1.8 %) | 65 (2.0 %) | 0.513 |
| Tachycardia (>120/min) | 2143 (11.2 %) | 533 (16.2 %) | <0.001 |
| Tachypnea (>22/min) | 4348 (23.1 %) | 830 (25.6 %) | 0.002 |
| Injury Severity Score > 15 | 3965 (20.6 %) | 622 (18.8 %) | 0.014 |
| Glasgow Coma Scale ≤8 | 1449 (7.7 %) | 223 (6.9 %) | 0.104 |
| Injury, n (%) | |||
| Traumatic Brain Injury | 3215 (16.7 %) | 496 (14.9 %) | 0.012 |
| Cardiac | 90 (0.5 %) | 16 (0.5 %) | 0.910 |
| Rib fracture | 1839 (9.5 %) | 3325 (14.7 %) | 0.018 |
| Lung | 4156 (21.6 %) | 539 (16.2 %) | <0.001 |
| Small Intestine | 295 (1.5 %) | 33 (1.0 %) | 0.017 |
| Colon | 243 (1.3 %) | 28 (0.8 %) | 0.041 |
| Spleen | 1347 (7.0 %) | 201 (6.0 %) | 0.048 |
| Liver | 1180 (6.1 %) | 173 (5.2 %) | 0.040 |
| Pancreas | 107 (0.6 %) | 11 (0.3 %) | 0.098 |
| Kidney | 628 (3.3 %) | 123 (3.7 %) | 0.188 |
| Pelvis Fracture | 1815 (9.4 %) | 339 (10.2 %) | 0.155 |
| Upper Extremity Fracture | 3031 (13.4 %) | 591 (17.8 %) | 0.003 |
| Lower Extremity Fracture, n (%) | 3627 (18.8 %) | 717 (21.6 %) | <0.001 |
| Femur Fracture | 1764 (9.1 %) | 432 (13.0 %) | <0.001 |
| Knee Fracture | 111 (0.6 %) | 19 (0.6 %) | 0.977 |
| Tibia Fracture | 1239 (6.4 %) | 175 (5.3 %) | 0.011 |
| Fibula Fracture | 854 (4.4 %) | 155 (4.7 %) | 0.547 |
| Ankle Fracture | 476 (2.5 %) | 101 (3.0 %) | 0.055 |
| Foot Fracture | 634 (3.3 %) | 117 (3.5 %) | 0.492 |
| Severe⁎ Lower Extremity fracture, n (%) | 2676 (13.9 %) | 587 (17.7 %) | <0.001 |
OA = Obese Adolescents
⁎
AIS = Abbreviated Injury Score ≥ 3.