Injuries by the numbers 186,544 soccer-related injuries in 2006; 80% affect players under age 24; 44% of injuries to players under age 15; Injury rates: 2 injuries per 1,000 for players under age 12; 4 to 7.6 injuries per 1,000 player-hours for players older than 12 years; 4.0 injuries for girls' soccer teams over course of season