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Number of Time-Loss Injuries According to Injury Severity and Relative Risk for the ACL and Control Groupsa
| No. of Time-Loss Injuries | Relative Risk (95% CI) | P Value | ||
|---|---|---|---|---|
| ACL Group | Control Group | |||
| Minimal (1-3 days) | 7 | 9 | 0.78 (0.26-2.35) | .66 |
| Mild (4-7 days) | 14 | 12 | 1.17 (0.53-2.55) | .70 |
| Moderate (8-28 days) | 29 | 24 | 1.32 (0.63-2.15) | .64 |
| Severe (>28 days) | 17 | 9 | 1.89 (0.76-4.69) | .17 |
aACL, anterior cruciate ligament.
