TABLE 2.
Reduction of Sensor-Recorded Events During Game Times to Video-Confirmed Head Impact Events by Sport and Gendera
| All Sports | Soccer | Basketball | Lacrosse | Field Hockey | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Sensor-Recorded Events | Total | Female | Male | Female | Male | Female | Male | Female | Male | Female |
| During verified game times | 13,388 | 3740 | 9648 | 1758 | 5038 | 364 | 801 | 1323 | 3809 | 295 |
| With on-field playersb | 5094 (38) | 1655 (44) | 3439 (36) | 1191 (68) | 1584 (31) | 161 (44) | 149 (19) | 255 (19) | 1706 (45) | 48 (16) |
| With players in field of viewb | 3552 (27) | 778 (21) | 2774 (29) | 565 (32) | 1328 (26) | 81 (22) | 123 (15) | 102 (8) | 1323 (35) | 30 (10) |
| Impact eventsc | 1658 (47) | 308 (40) | 1350 (49) | 275 (49) | 1041 (78) | 25 (31) | 83 (67) | 7 (7) | 226 (17) | 1 (3) |
| Trivial eventsc | 508 (14) | 266 (34) | 242 (9) | 207 (37) | 189 (14) | 36 (44) | 16 (13) | 19 (19) | 37 (3) | 4 (13) |
| Noneventsc | 1386 (39) | 204 (26) | 1182 (43) | 83 (15) | 98 (7) | 20 (25) | 24 (20) | 76 (75) | 1060 (80) | 25 (83) |
aValues are presented as No. (%).
bPercentage calculated relative to number of sensor-recorded events during verified game times.
cPercentage calculated relative to events with players in the field of view.