Table 3 Comparison of preoperative, postoperative and the final follow-up radiographic parameters in the 3 groups

 DH (mm)

9.7 ± 1.5

8.9 ± 2.1

8.7 ± 1.6

0.013

 LL (°)

50.1 ± 9.5

49.6 ± 10.5

50.3 ± 10.5

0.631

 SL (°)

16.3 ± 7.2

15.7 ± 6.2

15.8 ± 7.5

0.199

 DH (mm)

11.5 ± 1.9*

11.3 ± 2.1*

11.6 ± 1.7*

0.484

 LL (°)

54.3 ± 10.8*

55.8 ± 11.3*

54.5 ± 13.6*

0.456

 SL (°)

18.9 ± 6.3*

18.2 ± 7.8*

18.5 ± 8.3*

0.601

 DH (mm)

10.9 ± 2.1*

9.7 ± 1.5*

9.8 ± 1.6*

0.027

 LL (°)

53.5 ± 11.6*

52.8 ± 13.3*

52.8 ± 15.1*

0.693

 SL (°)

18.1 ± 7.5*

17.3 ± 6.7*

17.8 ± 8.7*

0.436