Early Refractive and Clinical Outcomes of High-Myopic Photorefractive Keratectomy as an Alternative to LASIK Surgery in Eyes with High Preoperative Percentage of Tissue Altered
Table 1
Baseline clinical and demographic characteristics.
Mean ± SD
Range
Age (years)
25.8 ± 7.1
16 to 55
Sphere (D)
−7.36 ± 1.59
−4.50 to −13.50
Cylinder (D)
−0.92 ± 0.80
0.00 to −4.50
Spherical equivalent (D)
−7.82 ± 1.62
−6.00 to −14.00
Preoperative CDVA (Snellen decimals)
0.86
0.45 to 1.00
Average keratometry (D)
44.5 ± 1.5
40.7 to 49.9
Pachymetry (µm)
524.5 ± 31.1
451 to 633
SD = standard deviation; D = diopters; CDVA = corrected distance visual acuity.
