Journal of Ophthalmology / 2015 / Article / Tab 2

Research Article

The Correlation Analysis between Corneal Biomechanical Properties and the Surgically Induced Corneal High-Order Aberrations after Small Incision Lenticule Extraction and Femtosecond Laser In Situ Keratomileusis

Table 2

Stepwise multivariate linear regression analyses of factors that correlated with the alterations of the anterior corneal aberrations after SMILE and FS-LASIK.

Changes of anterior corneal HOAs SMILEAdjusted FS-LASIKAdjusted
PriorityBetaPriorityBeta

3rd- to 6th-order HOAsMRSE<0.0010.303MRSE<0.0010.574
CRF0.002CRF0.007

Spherical aberrationMRSE<0.0010.279MRSE<0.0010.530
CRF0.002CRF<0.001

Vertical comaMRSE0.0030.135MRSE0.0090.079
CRF0.037

Horizontal comaMRSE0.0400.043MRSE<0.0010.332

HOAs: high-order aberrations, CRF: corneal resistance factor, MRSE: manifest refraction spherical equivalent, and beta: standardized coefficients.