Table 2. Comparison of femoral rotation between ACL-deficient and normal knees at 6 flexion positions. Data are means (±SD).
Rotation |
Extension |
15° |
30° |
60° |
90° |
120° |
(°) |
ACLD |
normal |
ACLD |
normal |
ACLD |
normal |
ACLD |
normal |
ACLD |
normal |
ACLD |
normal |
IE |
-1.8(2.8) |
-7.2(3.2)* |
7.9(4.8) |
2.3(3.1)* |
9.2(2.9) |
7.7(2.6) |
10.0(3.7) |
9.8(1.5) |
12.8(2.8) |
11.9(1.6) |
13.0(3.4) |
12.0(3.3) |
AA |
4.5(1.8) |
3.7(1.2) |
5.1(1.7) |
4.8(0.9) |
5.3(2.0) |
4.3(0.8) |
5.1(1.5) |
4.3(1.0) |
3.9(1.7) |
4.1(1.2) |
3.5(1.8) |
3.9(0.9) |
*Significant change between ACL-deficient and normal knees (p < 0.05). External and adduction rotations are positive, internal and abduction rotations are negative. ACLD: ACL-deficient.IE: internal-external, AA: adduction-abduction.