Preop Deviation PD

Postop 6 month PD

Correction

PD

Correction

%

P value

Unilateral MD ± SD

37.74 ± 4.52

10.26 ± 11.22

27.47

71.8

<0.001

Bilateral MD ± SD

56.05 ± 5.43

9.05 ± 9.77

47

84.72

<0.001

Total MD ± SD

49.95 ± 17.36

9.46 ± 10.19

40.49

80.41

<0.001