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Table 4 OQAS results obtained preoperatively and 6 months postop

From: Mutual comparative analysis: a new topography-guided custom ablation protocol referencing subjective refraction to modify corneal topographic data

 

Preoperatively

(Mean ± SD)

Postoperatively

(Mean ± SD)

pa

OSI

0.50 ± 0.45

0.50 ± 0.46

0.662

MTF

33.51 ± 9.72

32.79 ± 9.52

0.466

SR

0.22 ± 0.23

0.22 ± 0.19

0.830

  1. a Paired t-test
  2. OQAS= Optical Quality Analysis System II, OSI= objective scattering index, MTF= modulation transfer function, SR= Strehl ratio