Table 3.
Comparison of corneal pachymetric parameters between the normal and AC groups.
| Parameter | Normal | AC | p |
|---|---|---|---|
| Mean ± SD | Mean ± SD | ||
| CCT (μm) | 550.15 ± 21.33 | 554.10 ± 24.59 | 0.56 |
| TCT (μm) | 547.35 ± 23.45 | 550.43 ± 25.72 | 0.75 |
| PImin | 0.73 ± 0.11 | 0.73 ± 0.11 | 0.82 |
| PImax | 1.28 ± 0.10 | 1.36 ± 0.19 | 0.09 |
| PIavg | 1.03 ± 0.09 | 1.05 ± 0.12 | 0.61 |
| ARTmin | 761.30 ± 124.35 | 776.30 ± 150.19 | 0.71 |
| ARTmax | 429.55 ± 45.79 | 415.97 ± 72.42 | 0.46 |
| ARTavg | 533.65 ± 58.67 | 533.07 ± 80.80 | 0.94 |
AC, allergic conjunctivitis; CCT, central corneal thickness; TCT, thinnest corneal thickness; PI, pachymetric progression index; ART, Ambrosio relational thickness; min, minimum; max, maximum; avg, average; SD, standard deviation.