| 14–17 year olds (2005–2013) | 18–22 year olds (2009–2013) | ||||
---|---|---|---|---|---|---|
 | HS RIO, | NEISS, |  | NCAA-ISP, | NEISS, |  |
Variable | n (%) | n (%) | IPR (95%CI)b | n (%) | n (%) | IPR (95%CI)c |
Body Part | ||||||
 Head/face | 706571 (20.9) | 4647 (24.2) | 0.92 (0.87, 0.97)* | 15379 (10.8) | 30147 (23.5) | 0.46 (0.41, 0.52)* |
 Neck | 17584 (0.5) | 256 (1.3) | 0.45 (0.32, 0.63)* | 615 (0.4) | 1196 (0.9) | 0.46 (0.25, 0.84)* |
 Shoulder | 71693 (2.1) | 857 (4.5) | 0.50 (0.42, 0.59)* | 3916 (2.7) | 6760 (5.3) | 0.52 (0.41, 0.67)* |
 Arm/elbow | 44904 (1.3) | 937 (4.9) | 0.32 (0.26, 0.40)* | 1164 (0.8) | 3185 (2.5) | 0.33 (0.22, 0.50)* |
 Hand/wrist | 143173 (4.2) | 2281 (11.9) | 0.34 (0.30, 0.39)* | 4859 (3.4) | 12158 (9.5) | 0.36 (0.29, 0.44)* |
 Trunk | 124860 (3.7) | 1407 (7.3) | 0.52 (0.45, 0.59)* | 7598 (5.3) | 8512 (6.6) | 0.80 (0.66, 0.97)* |
 Thigh/upper leg | 517233 (15.3) | 207 (1.1) | 14.06 (12.13, 16.30)* | 38543 (27.0) | 1589 (1.2) | 21.85 (16.40, 29.10)* |
 Knee | 557899 (16.5) | 2367 (12.3) | 1.29 (1.20, 1.38)* | 22062 (15.5) | 18580 (14.5) | 1.07 (0.96, 1.20) |
 Lower leg | 248938 (7.4) | 1132 (5.9) | 1.34 (1.21, 1.49)* | 12699 (8.9) | 7526 (5.9) | 1.52 (1.28, 1.80)* |
 Ankle | 693323 (20.6) | 3592 (18.7) | 1.05 (0.99, 1.11) | 22740 (15.9) | 26909 (20.9) | 0.76 (0.69, 0.84)* |
 Foot | 216553 (6.4) | 1422 (7.4) | 0.79 (0.71, 0.88)* | 10471 (7.3) | 10381 (8.1) | 0.91 (0.77, 1.07) |
 Otherd | 31089 (0.9) | 137 (0.7) | 1.26 (0.90, 1.78) | 2697 (1.9) | 1579 (1.2) | 1.54 (1.00, 2.35)* |
Diagnosis | ||||||
 Concussion | 604371 (17.9) | 1459 (7.6) | 2.75 (2.55, 2.96)* | 8445 (5.9) | 5865 (4.6) | 1.30 (1.05, 1.59)* |
 Contusion | 413733 (12.3) | 3276 (17.0) | 0.67 (0.62, 0.72)* | 23041 (16.1) | 17841 (13.9) | 1.16 (1.04, 1.31)* |
 Dislocation | 44768 (1.3) | 492 (2.6) | 0.49 (0.39, 0.62)* | 776 (0.5) | 5540 (4.3) | 0.13 (0.08, 0.20)* |
 Fracture | 254397 (7.5) | 3575 (18.6) | 0.43 (0.39, 0.47)* | 3996 (2.8) | 20183 (15.7) | 0.18 (0.14, 0.22)* |
 Laceration | 36898 (1.1) | 917 (4.8) | 0.22 (0.18, 0.28)* | 1988 (1.4) | 10592 (8.2) | 0.17 (0.12, 0.23)* |
 Sprain/strain | 1628374 (48.3) | 6494 (33.7) | 1.38 (1.33, 1.42)* | 73262 (51.3) | 47595 (37.0) | 1.39 (1.31, 1.46)* |
 Othere | 392282 (11.6) | 3029 (15.7) | 0.78 (0.72, 0.85)* | 31234 (21.9) | 20906 (16.3) | 1.35 (1.22, 1.48)* |