Table 1.
Demographic, Diagnosis, and Anatomic Injury Location Data for Collision-Contact and Noncollision-Contact Groups
| Collision-Contact 7,591 |
Noncollision-Contact 18,193 |
P Value | |
|---|---|---|---|
| Age, y, median [IQR] | 15.00 [14.00, 18.00] | 16.00 [14.00, 21.00] | <.001 |
| Hospitalized (%) | 242 (3.2) | 370 (2.0) | <.001 |
| Female (%) | 470 (6.2) | 3,558 (19.6) | <.001 |
| Body part (%) | <.001 | ||
| Shoulder | 927 (12.2) | 894 (4.9) | |
| Elbow | 161 (2.1) | 332 (1.8) | |
| Lower arm | 406 (5.3) | 506 (2.8) | |
| Wrist | 434 (5.7) | 965 (5.3) | |
| Knee | 627 (8.3) | 1,847 (10.2) | |
| Lower leg | 383 (5.0) | 1,006 (5.5) | |
| Ankle | 751 (9.9) | 4,279 (23.5) | |
| Head | 969 (12.8) | 1,557 (8.6) | |
| Face | 315 (4.1) | 1,467 (8.1) | |
| Eyeball | 21 (0.3) | 173 (1.0) | |
| Lower trunk | 278 (3.7) | 612 (3.4) | |
| Upper arm | 76 (1.0) | 74 (0.4) | |
| Upper leg | 122 (1.6) | 197 (1.1) | |
| Hand | 288 (3.8) | 502 (2.8) | |
| Foot | 180 (2.4) | 705 (3.9) | |
| Neck | 132 (1.7) | 110 (0.6) | |
| Finger | 1,075 (14.2) | 1,899 (10.4) | |
| Toe | 79 (1.0) | 273 (1.5) | |
| Diagnosis (%) | <.001 | ||
| Concussion | 760 (10.0) | 1,018 (5.6) | |
| Contusions/abrasions | 997 (13.1) | 2,217 (12.2) | |
| Dislocation | 470 (6.2) | 953 (5.2) | |
| Fracture | 2,328 (30.7) | 4,282 (23.5) | |
| Hematoma | 47 (0.6) | 105 (0.6) | |
| Laceration | 393 (5.2) | 1,412 (7.8) | |
| Strain/sprain | 2,358 (31.1) | 7,682 (42.2) |
IQR, interquartile range.