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Table 2 Summary statistics of refractive and visual outcomes

From: Clinical outcomes of Transepithelial photorefractive keratectomy to treat low to moderate myopic astigmatism

 

Preop

6 months

 

Mean ± SD

(range) [median]

Mean ± SD

(range) [median]

P-value

Sphere(D)

− 3.87 ± 1.15

(−5.75 to − 1.50) [− 4.00]

0.35 ± 0.46

(− 0.50 to 1.25) [0.25]

< 0.01

Cylinder(D)

− 1.11 ± 0.40

(− 2.25 to − 0.75) [− 1.00]

− 0.33 ± 0.25

(− 1.25 to 0.00) [− 0.25]

< 0.01

MSE(D)

−4.30 ± 1.27

(− 6.38 to − 0.88) [− 4.63]

0.18 ± 0.46

(− 0.63 to 1.13) [0.13]

< 0.01

CDVA(LogMAR)

− 0.10 ± 0.07

(− 0.20 to 0.00) [− 0.10]

− 0.14 ± 0.07

(− 0.20 to 0.00) [− 0.10]

< 0.01

UDVA(LogMAR)

0.93 ± 0.28

(0.20 to 1.50) [1.00]

− 0.10 ± 0.07

(− 0.20 to 0.00) [− 0.10]

< 0.01

  1. MSE manifest spherical equivalent; CDVA corrected distance visual acuity; UDVA uncorrected distance visual acuity