Table 4
 Logistic regression risks for non-contact anterior cruciate ligament injury
Variable
p Value
Relative risk
95% CI low
95% CI high
First grade game
0.003
2.805
1.436
5.481
Bermuda grass predominant
0.037
1.679
1.031
2.734
Early stage of season
0.025
1.722
1.072
2.768