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Table 3 Corneal regularity indices

From: Retrospective analysis of changes in the anterior corneal surface after Q value guided LASIK and LASEK in high myopic astigmatism for 3 years

 

Pre

Post

Changes

P

ISV

    

LASIK

23.06 ± 4.76

54.25 ± 9.15

34.25 ± 18.15

<0.001

LASEK

23.72 ± 6.31

53.08 ± 15.17

29.36 ± 16.05

<0.001

P

0.622

0.707

0.709

 

IVA

    

LASIK

0.15 ± 0.61

0.41 ± 0.14

0.29 ± 0.19

<0.001

LASEK

0.15 ± 0.07

0.40 ± 0.16

0.26 ± 0.15

<0.001

P

0.945

0.800

0.938

 

IHA

    

LASIK

5.65 ± 4.32

23.51 ± 12.69

19.76 ± 16.33

<0.001

LASEK

7.17 ± 5.39

27.47 ± 13.75

20.29 ± 13.79

<0.001

P

0.199

0.224

0.454

 
  1. *P < 0.05, statistically significant.