Table 2.

Demographic Data of MLS Players Undergoing ACLR^a

Number of players	69
Number of ACL tearsb	74b
Age, y, mean ± SD	25.6 ± 3.98
Body mass index, kg/m2, mean ± SD	23.6 ± 1.35
No. of knees (%)
Right	24 (32)
Left	50 (68)
MLS experience before ACL tear, y, mean ± SD	2.61 ± 2.59
Position, n
Midfield	31
Defense	18
Forward	16
Goalie	4
ACL tear timing, n
In-season game	69
In-season practice	2
Preseason soccer	3

^aACLR, anterior cruciate ligament reconstruction; MLS, Major League Soccer; SD, standard deviation.

^bA total of 64 players had primary ACL tear (64 knees), 1 player had bilateral ACL tears (2 knees), 4 players had primary and re-tear of ACL in same knee (8 knees).