Table 1.
Demographic data and corneal characteristics.
| Characteristic | Total | Stage 1 | Stage 2 | Stage 3 |
|---|---|---|---|---|
| Number, n | 80 | 42 | 26 | 12 |
| Age, y ± SD | 61.9 ± 11.1 | 62 ± 10 | 61.6 ±12.5 | 62.6 ± 12.7 |
| Female, n | 63 | 34 | 21 | 8 |
| Diabetes, n | 13 | 7 | 4 | 2 |
| Hypertension, n | 30 | 18 | 9 | 3 |
| Dyslipidemia, n | 18 | 12 | 5 | 1 |
| Family history, n | 24 | 10 | 12 | 2 |
| Times of cell count, n | ||||
| 1 | 24 | 14 | 8 | 2 |
| 2 | 29 | 13 | 11 | 5 |
| 3 | 17 | 8 | 5 | 4 |
| 4 | 6 | 5 | 1 | 0 |
| 5 | 4 | 2 | 1 | 1 |
| Guttata location, n | ||||
| Center | 51 | 30 | 17 | 4 |
| Diffuse | 26 | 12 | 9 | 8 |
| Pigment deposits, n | ||||
| Presence | 45 | 19 | 20 | 6 |
| Absence | 35 | 23 | 6 | 6 |
| Lens type, n | ||||
| Crystalline lens | 54 | 8 | 20 | 8 |
| Pseudophakia | 26 | 16 | 6 | 4 |
| IOP, mmHg ± SD | – | 11 ± 3 | 11 ± 3 | 9 ± 3 |
| CCT, μm ± SD | – | 556 ± 32 | 623 ± 33 | 648 ± 50 |
Data shows the mean ± SD. IOP, intraocular pressure; CCT, central corneal thickness.