Table 1.
Patient characteristics of all adult trauma patients with long bone shaft fractures.
| Characteristic | Long bone shaft fracture |
Femur |
Tibia/fibula |
Humerus |
|||
|---|---|---|---|---|---|---|---|
| (n = 358406) | (n = 146685) | p-value | (n = 158749) | p-value | (n = 69856) | p-value | |
| Age, year, mean (SD) | 45.3 (18) | 44.6 (22) | <0.001 | 43.7 (27) | <0.001 | 49.2 (21) | <0.001 |
| Sex, male, n (%) | 226305 (63.1) | 92313 (63.2) | <0.05 | 107996 (68.3) | <0.001 | 37588 (54.0) | <0.001 |
| Blunt mechanism, n (%) | 328507 (91.7) | 134550 (93.7) | <0.001 | 147105 (95.7) | <0.001 | 63127 (92.6) | <0.001 |
| ISS, median (IQR) | 9.5 (6) | 10.0 (10) | <0.001 | 9.0 (9) | <0.001 | 9.0 (9) | <0.001 |
| Shaft fracture, n (%) | |||||||
| Open | 82791 (23.1) | 26109 (17.8) | <0.001 | 48577 (30.6) | <0.001 | 12364 (17.7) | <0.001 |
| Closed | 287083 (80.1) | 120629 (82.2) | <0.001 | 110175 (69.4) | <0.001 | 57473 (82.3) | <0.001 |
| Injuries, n (%) | |||||||
| Traumatic brain injury | 68233 (19.0) | 30140 (20.5) | <0.001 | 27218 (17.1) | <0.001 | 17309 (24.8) | <0.001 |
| Spine | 56561 (15.8) | 24653 (16.8) | <0.001 | 23339 (14.7) | <0.001 | 14300 (20.5) | <0.001 |
| Upper extremity fracture | 121430 (33.9) | 34162 (23.3) | <0.001 | 28322 (17.8) | <0.001 | 69856 (100) | – |
| Lower extremity fracture | 304977 (85.1) | 146685 (100) | – | 158749 (100) | – | 16427 (23.5) | <0.001 |
| AIS (severe)a, n (%) | |||||||
| Head | 23058 (6.4) | 10394 (7.1) | <0.001 | 8876 (5.6) | <0.001 | 6300 (9.0) | <0.001 |
| Spine | 1586 (0.4) | 670 (0.5) | <0.001 | 596 (0.4) | <0.001 | 462 (0.7) | <0.001 |
| Thorax | 16537 (4.6) | 7798 (5.3) | <0.001 | 5890 (3.7) | <0.001 | 4861 (7.0) | <0.001 |
| Abdomen | 7365 (2.1) | 3973 (2.7) | <0.001 | 2336 (1.5) | <0.001 | 2094 (3.0) | <0.001 |
SD = standard deviation, IQR = interquartile range, AIS = abbreviated injury scale.
a
= severe (grade>3).