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Table 3 Postoperative Variables of Patients

From: Single-step Transepithelial photorefractive keratectomy in the treatment of mild, moderate, and high myopia: six month results

 

Low myopia

Moderate myopia

High myopia

  
 

(Mean ± SD)

(Mean ± SD)

(Mean ± SD)

F (P)

P

     

*<0.001

Sphere (D)

0.00 to − 0.75

−0.75 to 1.25

− 0.50 to 1.00

12.10 (<0.001)

<0.001

 

−0.32 ± 0.23

0.19 ± 0.54

0.28 ± 0.51

 

0.406

     

*0.705

Cylinder (D)

0.00 to −0.75

0.00 to −1.00

0.00 to −1.00

0.98 (0.378)

0.079

 

−0.32 ± 0.23

−0.34 ± 0.23

− 0.43 ± 0.27

 

0.196

     

*0.015

SE refraction (D)

−0.25 to 1.125

−0.875 to 1.00

−1.00 to 0.875

3.45 (0.036)

0.048

 

0.30 ± 0.33

0.02 ± 0.51

0.07 ± 0.52

 

0.636

     

*0.408

UDVA (logMAR)

−0.20 to 0.00

−0.20 to 0.00

−0.20 to 0.10

8.65 (<0.001)

<0.001

 

−0.106 ± 0.05

−0.09 ± 0.05

− 0.047 ± 0.076

 

0.002

     

*0.18

CDVA (logMAR)

−0.20 to 0.00

−0.20 to 0.00

− 0.20 to 0.00

5.43 (0.006)

0.001

 

−0.159 ± 0.056

−0.138 ± 0.066

− 0.106 ± 0.072

 

0.057

  1. SE = spherical equivalent refraction, UCVA = uncorrected visual acuity, CDVA = corrected distance visual acuity.Data are expressed as Means±SD. *Low myopia vs Moderate myopia. Low myopia vs High myopia. Moderate myopia vs High myopia