Table 2 Preoperative clinical assessment

Lachman test

 Grade 0

0 (0%)

0 (0%)

0.9^a

 Grade 1

1 (4.3%)

1 (5%)

 Grade 2

6 (26%)

5 (25%)

 Grade 3

16 (69.7%)

14 (70%)

Pivot shift test

 Grade 0

0 (0%)

0 (0%)

0.9^a

 Grade 1

2 (8.7%)

2 (10%)

 Grade 2

13 (56.5%)

11 (55%)

 Grade 3

8 (34.8)

7 (35%)

IKDC score

56.3 ± 8.1 (40.2–66.7)

52.6 ± 8.7 (40.2–66.7)

0.2^b

Lysholm score

54.6 ± 4.8 (44–67)

56.1 ± 3.9 (48–62)

0.3^b

Index thigh atrophy (cm)

1.7 ± 0.9 (01–04)

1.8 ± 0.9 (01–04)

1.0^b