Skip to main content

Table 5 HOA of the anterior corneal surfaces at 4 mm in diameter preoperatively and at 1 and 3 months postoperatively

From: Early visual quality outcomes after small-incision lenticule extraction surgery for correcting high myopic astigmatism

Parameter

Preoperative

Postoperative

  

1 month

3 months

t-HOA RMS

0.11

0.23*

0.21*

Spherical aberration

0.03 ± 0.03

−0.07 ± 0.07*

−0.06 ± 0.07*

Vertical coma

−0.01 ± 0.07

−0.07 ± 0.10*

− 0.10 ± 0.09 *

Horizontal coma

−0.01 ± 0.05

− 0.01 ± 0.08

−0.00 ± 0.09

Trefoil 0°

0.00 ± 0.03

0.02 ± 0.07

0.02 ± 0.07

Trefoil 30°

−0.02 ± 0.04

0.01 ± 0.08**

0.03 ± 0.09*

  1. *P < 0.001, **P < 0.01
  2. t-HOA RMS Root mean square of total higher-order aberration
  3. P < 0.05 indicates significant difference
Back to article page

BMC Ophthalmology

ISSN: 1471-2415

Contact us