Fig. 6From: Comparison of two different orthokeratology lenses and defocus incorporated soft contact (DISC) lens in controlling myopia progressionPercentage of subjects demonstrating slow (≤ 0.18 mm/year) and fast (> 0.18 mm/year) myopic progression in the 5.0 mm-BOZD OK, 6.2 mm-BOZD OK, DISC and SCL groups. BOZD, back optic zone diameter; OK, orthokeratology; DISC, defocus incorporated soft contact; SCL, soft contact lensBack to article page