Table 3 Gap measurement parameters in larger anterior and posterior gap groups

Anterior gap (mm)

12.40 ± 3.38

9.61 ± 3.10

0.009

Posterior gap (mm)

10.77 ± 3.23

11.49 ± 3.73

0.518

Gap difference (posterior-anterior gap, mm)

−1.62 ± 1.21

1.88 ± 1.11

<0.001

Preoperative tibial slope (°)

10.13 ± 2.56

11.32 ± 2.98

0.188

Postoperative tibial slope (°)

9.88 ± 2.80

11.03 ± 3.66

0.278

Slope change (postoperative-Preoperative tibial slope, °)

−0.25 ± 3.25

−0.29 ± 2.71

0.969