Table 2 Clinical and radiographic data for pre- and postoperative knees

HKA angle (°)

11.9 ± 4.4 (3 to 23)

1.5 ± 1.9* (-4 to 5)

< 0.001

Coronal femoral component angle (°)

N/A

91.5 ± 2.0 (88 to 96)

Coronal tibial component angle (°)

N/A

89.7 ± 1.7 (86 to 93)

Sagittal femoral component angle (°)

N/A

89.7 ± 2.4 (85 to 94)

Sagittal tibial component angle (°)

N/A

85.0 ± 2.1 (81 to 90)

Total component rotational mismatch angle (°)

N/A

5.4 ± 4 (0.7 to 15.1)

Axial femoral component angle (°)

N/A

-0.6 ± 3.1 (-4.7 to 5.3)

Axial tibial component angle (°)

N/A

0.6 ± 4.7 (-5.5 to 10.4)

KSS 2011 [18]

 Symptoms (25)

5.5 ± 3.4 (0 to 12)

22.8 ± 2.6* (17 to 25)

< 0.001

 Satisfaction (40)

12.6 ± 5.1 (4 to 22)

30.4 ± 7.8* (16 to 40)

< 0.001

 Expectations (15)

13.6 ± 1.5 (10 to 15)

10.7 ± 2.9* (6 to 15)

0.003

 Functional activities (100)

38.1 ± 16 (18 to 69)

75.1 ± 14* (47 to 94)

< 0.001