Table 7.
Concurrent injury rates.a
|
Concurrent Injury |
2003, n (%) |
2006, n (%) |
2009, n (%) |
2012, n (%) |
Total, n (%) |
P
Value |
| Vault of skull | 60 (2.5) | 105 (3.4) | 98 (3.3) | 84 (3.2) | 347 (3.1) | .191 |
| Base of skull | 213 (8.7) | 337 (11.0) | 371 (12.4) | 348 (12.9) | 1269 (11.3) | <.001b |
| Face bones | 179 (7.3) | 283 (9.2) | 307 (10.3) | 257 (9.5) | 1026 (9.2) | .002b |
| Rib, sternum, larynx, or trachea | 245 (10.0) | 433 (14.1) | 502 (16.8) | 523 (19.4) | 1703 (15.2) | <.001b |
| Pelvis | 170 (7.0) | 225 (7.4) | 217 (7.3) | 184 (6.8) | 796 (7.1) | .849 |
| Clavicle | 125 (5.1) | 177 (5.8) | 180 (6.0) | 170 (6.3) | 652 (5.8) | .325 |
| Scapula | 66 (2.7) | 98 (3.2) | 127 (4.2) | 127 (4.7) | 418 (3.7) | <.001b |
| Humerus | 60 (2.5) | 90 (2.9) | 130 (4.3) | 83 (3.1) | 363 (3.2) | .001b |
| Radius or ulna | 134 (5.5) | 155 (5.1) | 181 (6.0) | 166 (6.1) | 636 (5.7) | .244 |
| Carpal bone | 17 (0.7) | 14 (0.5) | 22 (0.7) | 21 (0.8) | 74 (0.7) | .426 |
| Metacarpal bone | 23 (0.9) | 45 (1.5) | 57 (1.9) | 51 (1.9) | 176 (1.6) | .016b |
| Phalanges of hand | 18 (0.7) | 31 (1.0) | 41 (1.4) | 20 (0.7) | 110 (1.0) | .051 |
| Femur | 134 (5.5) | 163 (5.3) | 170 (5.7) | 171 (6.3) | 638 (5.7) | .616 |
| Patella | 5 (0.2) | 5 (0.2) | 8 (0.3) | 9 (0.3) | 27 (0.2) | .585 |
| Tibia or fibula | 59 (2.4) | 65 (2.1) | 104 (3.5) | 106 (3.9) | 334 (3.0) | <.001b |
| Ankle | 33 (1.4) | 40 (1.3) | 53 (1.8) | 38 (1.4) | 164 (1.5) | .432 |
| Tarsal or metatarsal | 34 (1.4) | 44 (1.4) | 51 (1.7) | 35 (1.3) | 164 (1.5) | .609 |
a
Percentages indicate prevalence of patients per year.
b
Significance of P < .05.