Table 1 Baseline demographics and cross-linking procedure parameters used
Parameter | Value |
|---|---|
Gender | |
Female | 152 |
Male | 349 |
Age (years) | |
Mean (SD) | 30.7 (12.4) |
Minimum, maximum | 5.1, 71.7 |
Operated eye (OD, OS) | 255, 246 |
Preoperative pachymetry (µm) | |
Mean (SD) | 460.9 (60.3) |
Minimum, maximum | 152, 596 |
Ectasia type (patients, n) | |
Keratoconus | 440 |
Post-LASIK ectasia | 28 |
Pellucid marginal degeneration | 25 |
Post-radial keratotomy | 4 |
Terrien marginal degeneration | 3 |
Post-PRK ectasia | 1 |
Epithelium removal method (eyes, n) | |
Amoils brush | 18 |
Ethanol/cotton swab | 150 |
Hockey knife | 333 |
Epithelial removal location (eyes, n) | |
Reclining chair (supine) | 488 |
Slit lamp (sat upright) | 13 |
Riboflavin applied (eyes, n) | |
Ricrolin + | 298 |
Ribo-Ker | 203 |
Riboflavin saturation duration (eyes, n) | |
10 min | 72 |
20 min | 429 |
UV irradiation duration (mm:ss) | |
Mean (SD) | 14:56 (07:25) |
Minimum, maximum | 4:38, 30:00 |
Mode | 10:00 |
UV irradiation intensity (eyes, n) | |
3 mW/cm2 | 173 |
9 mW/cm2 | 319 |
18 mW/cm2 | 9 |
UV irradiation location (eyes, n) | |
Operating theater-microscope | 453 |
Slit lamp | 48 |
UV irradiation device (eyes, n) | |
C-Eye | 88 |
CXL-365 Vario | 413 |