Table 1.
Demographic and predictor variable information for symmetrical and asymmetrical knee flexion angle groups (mean ± SD)
| Group | Age, y | Height, cm | Mass, kg | Time From ACL Recons-truction to Testing, d | Sex | Concomitant surgery | Graft Type | Surgical Limb Is Dominant Limb a | ACL Limb Single-Leg Hop Distance | KFA Symmetry | Quadriceps Strength Symmetry | CAR Symmetry | IKDC Score |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symmetrical KFA (N = 11) |
17.6 ± 2.9 | 174.0 ± 2.2 | 70.9 ± 15.8 | 285.0 ± 54.6 | Male = 5; female = 6 | 1 LM repair 3 LM debride 1 MM repair Part LMEX |
2 Ham 1 Quad 8 BPTB |
5 = yes;6 = no | 146.0 ± 33.2 | 97.1 ± 5.0 | 85.1 ± 11.7 | 98.5 ± 5.9 | 89.0 ± 6.7 |
| Asymmetrical KFA (N = 20) |
17.0 ± 2.2 | 170.2 ± 18.43 | 76.7 ± 9.1 | 286.2 ± 56.6 | Male = 8; female = 12 | 6 LM repair 2 MM repair 1 Part LMEX |
3 Ham 1 Quad 16 BPTB |
7 = yes;10 = no 3 = unknown |
131.9 ± 27.4 | 76.2 ± 6.4 | 71.9 ± 16.1 | 96.3 ± 7.6 | 85.6 ± 9.4 |
BPTP, bone-patellar tendon-bone; CAR, central activation ratio; Ham, hamstring; IKDC, International Knee Documentation Committee; KFA, knee flexion angle; LM, lateral meniscus; LMEX, lateral meniscectomy; MM, medial meniscus; Quad, quadriceps.
a
Dominant limb defined as what leg would be used to kick a ball.