Table 2: Pre-operative characteristics of patients with myopia underwent LASIK and PRK.

Pre-Op Myopic Patients Who Underwent LASIK
(53 Patients)
Myopic Patients Who Underwent PRK
(53 Patients)
min max mean min max mean
Age 19 40 26.9 18 39 24.7
UDVA 0.02 0.6 0.13 0.02 0.70 0.22
CDVA 0.9 1.2 1.007 0.70 1.20 1.009
Sphere -1.25 -8.5 -3.34 -0.75 -5.25 -2.2
K1 40.7 46.6 43.5 40.4 45.40 43.7
K2 41.2 47.5 44.2 40.6 46.9 44.4
Kmean 41 47.0 44.0 40.5 46.3 44.1
Kmax 41.9 47.7 44.5 40.8 47.00 45.1
Thinnest corneal thickness 493 611 550.7 487.9 617.0 535.1