Table 2. Comparison of the corneal cell morphology between group 1 and group 2 patients with keratoconus after 1y of contact lens wearing.
Corneal layers | Group 1 (n=21) |
Group 2 (n=18) |
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Baseline | 1a of contact lens wear | P | Baseline | 1a of contact lens wear | P | |
ASKD (cells/mm2) | 880.84±48.21 | 844.70±34.50 | 0.006 | 897.91±43.27 | 847.87±25.73 | 0.001 |
ASKA (µm2) | 1138.45±60.88 | 1187.48±46.19 | 0.005 | 1116.10±53.45 | 1180.47±36.74 | 0.001 |
PSKD (cells/mm2) | 708.09±55.67 | 660.81±28.64 | 0.001 | 707.02±38.00 | 682.03±28.51 | 0.050 |
PSKA (µm2) | 1420.70±114.11 | 1515.95±65.22 | 0.001 | 1418.50±81.49 | 1440.07±67.83 | 0.378 |
ECD (cells/mm2) | 2802±191.21 | 2793±228.29 | 0.836 | 2849±208.49 | 2830±173.63 | 0.557 |
ECA (µm2) | 354.37±17.06 |
359.64±30.82 |
0.369 |
352.78±25.46 |
354.77±22.12 |
0.617 |
n=17 |
n=13 |
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Polymegathism (%) | 43.47±13.82 | 47.38±8.25 | 0.288 | 42.71±15.79 | 45.36±8.27 | 0.586 |
Pleomorphism (%) | 31.95±22.62 | 46.80±14.11 | 0.028 | 35.08±25.19 | 49.87±6.72 | 0.034 |
ASKD: Anterior stromal keratocyte density; PSKD: Posterior stromal keratocyte density; ASKA: Anterior stromal keratocyte cell area; PSKA: Posterior stromal keratocyte cell area; ECD: Endothelial cell density; ECA: Endothelial cell area.
x±s