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Data of ocular features: intraocular pressure (IOP), central corneal thickness (CCT), and axial length (AL).
| Variables | Controls | Smokers | P value |
|---|---|---|---|
| Mean (SD) median | Mean (SD) median | ||
| IOP (mmHg) | 15.6 (1.5) 15.5 | 15.8 (1.8) 15.5 | 0.733 |
| CCT (μm) | 547.4 (16.1) 546.0 | 547.6 (15.2) 548.0 | 0.921 |
| AL (mm) | 23.5 (0.6) 23.6 | 23.5 (0.6) 23.5 | 0.981 |
