Patients n = 57 * | P values | ||
---|---|---|---|
Sex | 42 (74%) men, 15 (26%) women | ||
Age | 26 years old (± 9) | ||
BMI | 24.5 | ||
Interval trauma – surgery | 4 months | ||
Graft type | 79% Quadricipital autograft 19% Hamstring autograft 2% Patellar autograft | ||
Tests including ACL-RSI and sport testing battery | 1st test | 2nd test | |
Interval surgery – test | 8 (± 5) months | 12 (± 6) months | |
Knee apprehension | |||
- ACL-RSI | 56 (± 26) | 64 (± 26) | p = 0.22 |
Muscle strength | |||
- Concentric quadriceps strength at 60°/s - Concentric hamstring strength at 60°/s - Eccentric hamstring strength at 90°/s | 127 (± 45) Nm/kg (LSI 70%) 93 (± 32) Nm/kg (LSI 91%) 112 (± 39) Nm/kg (LSI 85%) | 151 (± 41) Nm/kg (LSI 95%) 105 (± 31) Nm/kg (LSI 95%) 126 (± 40) Nm/kg (LSI 88%) | p = 0.005 p = 0.05 p = 0.11 |
Coordination | |||
- Triple hop test (meters) - Side hop test (jumps) | 4.0 (± 1.4) (86% of contralateral) 37.7 (± 18.2) (86% of contralateral) | 4.3 (± 1.3) (92% of contralateral) 42.5 (± 39.7) (93% of contralateral) | p = 0.29 p = 0.36 |
Anterior tibal laxity | |||
- GNRB absolute laximetry (operative side) - GNRB differential laximetry to opposite side | 5.2 (± 2.6) mm 0.4 (± 1.2) mm | 5.8 (± 2.8) mm 0.4 (± 0.9) mm | p = 0.28 p = 0.62 |