approached significancep=0.057
Specifically, severity for U12–U14 ( T =8973, p=0.031) and U15–U16 ( T =4797, p=0.001) was higher than U9–U11, while the difference between U9–U11 and U18–U21 approached significance ( T =1549, p=0.057).
Specifically, severity for U12–U14 ( T =8973, p=0.031) and U15–U16 ( T =4797, p=0.001) was higher than U9–U11, while the difference between U9–U11 and U18–U21 approached significance ( T =1549, p=0.057).
A significant trend of increasing injury severity (median days) was observed with age: U9–U11 (20), U12–U14 (29), U15–U16 (38) and U18–U21 (35).