Preop Deviation PD

Postop 1 month PD

Correction

PD

Correction

%

P value

Unilateral MD ± SD

27.68 ± 15.13

5.74 ± 11.30

21.95

92.1

<0.001

Bilateral MD ± SD

44.42 ± 18.46

6.95 ± 10.24

37.47

85.95

<0.001

Total MD ± SD

38.84 ± 19.03

6.54 ± 10.52

32.3

87.99

<0.001