BioMed Research International / 2023 / Article / Tab 5 / Research Article
Comparison of Corneal Densitometry and Visual Quality after Small Incision Lenticule Extraction (SMILE) and Laser Epithelial Keratomileusis (LASEK): One-Year Comparative Study Table 5 Univariate analysis between the change of corneal densitometry after refractive surgery and type of operation, age, SE, UCVA, endothelial cell, MCT, and LT/AD.
Variable Postoperative year 1 Group Age SE UCVA Endothelial cell MCT LT/AD Anterior layer 0-2 mm -0.767 <0.001 -0.089 0.399 0.125 0.233 -0.057 0.592 -0.049 0.643 0.434 <0.001 0.316 0.002 2-6 mm -0.812 <0.001 -0.065 0.539 0.054 0.606 -0.088 0.404 -0.001 0.995 0.537 <0.001 0.407 <0.001 6-10 mm -0.448 <0.001 -0.020 0.849 0.018 0.864 0.010 0.927 -0.108 0.307 0.247 0.018 0.244 0.019 Central layer 0-2 mm -0.243 0.019 0.102 0.331 0.168 0.109 0.052 0.623 0.006 0.958 0.408 <0.001 0.022 0.837 2-6 mm -0.423 <0.001 0.045 0.669 -0.005 0.961 -0.020 0.849 -0.068 0.520 0.454 <0.001 0.224 0.032 6-10 mm -0.213 0.041 -0.016 0.877 -0.041 0.701 0.074 0.484 -0.128 0.225 0.222 0.033 0.160 0.128 Posterior layer 0-2 mm -0.060 0.571 0.203 0.052 0.038 0.721 0.156 0.138 0.117 0.265 0.130 0.217 0.030 0.777 2-6 mm -0.147 0.163 0.188 0.072 -0.054 0.612 0.065 0.537 0.137 0.194 0.173 0.099 0.133 0.206 6-10 mm -0.182 0.082 0.118 0.262 -0.013 0.902 0.106 0.313 -0.021 0.842 0.132 0.211 0.145 0.169 Total layer 0-2 mm -0.510 <0.001 0.088 0.405 0.135 0.201 0.031 0.770 0.033 0.754 0.407 <0.001 0.201 0.055 2-6 mm -0.668 <0.001 0.049 0.641 0.031 0.766 -0.056 0.596 0.040 0.702 0.510 <0.001 0.350 0.001 6-10 mm -0.347 0.001 0.035 0.741 -0.006 0.951 0.047 0.658 -0.097 0.357 0.250 0.016 0.205 0.050
SE: spherical equivalent; LT/AD: lenticule thickness/ablation depth; MCT: minimum corneal thickness; UCVA: uncorrected distance visual acuity.