From: Effect of corneal cross-linking on endothelial cell density and morphology in the peripheral cornea
Demographic | Mean ± standard deviation (range) |
---|---|
Age (years) | 26.2 ± 8.6 (20 to 47) |
Gender (% female) | 61 |
Spherical equivalent refraction (D) | −4.52 ± 4.28 (1.00 to −13.50) |
Manifest cylinder (D) | − 4.19 ± 3.79 (0.00 to − 11.00) |
UDVA (logMAR) | 0.25 ± 0.27 (0.7 to − 0.08) |
Mean keratometric readings (D) | 49.8 ± 3.2 (44.2 to 55.3) |
Central cornea thickness (μm) | 478.1 ± 51.1 (400 to 581) |
Stage of keratoconus (eyes) | |
Stage I | 8 |
Stage II | 18 |
Stage III | 5 |