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Table 1 Comparison of refractive outcomes 6 months after surgery for all 150 eyes

From: The art of nomograms

 

Pre-op

(Mean ± SD)

Post-op

(Mean ± SD)

P value

Spherical equivalent (D)

−3.60 ± 1.54

− 0.08 ± 0.36

< 0.0001*

Cylinder (D)

0.79 ± 0.74

0.16 ± 0.21

< 0.001*

Predictability within ±0.50 D (%)

–

85% for Seq

97% for Ast

–

Predictability within ±1.00 D (%)

–

97% for Seq

100% for Ast

–

  1. Ast = astigmatism; Seq = spherical equivalent
  2. *Statistically significant
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Eye and Vision

ISSN: 2326-0254