Table 2 Pressure‐to‐cornea index (PCI) (mean±SD).
| Normal | NTG | OHT | POAG | |
|---|---|---|---|---|
| IOP (mm Hg) (range) | 14.9±3.1 (7–21) | 18.4±2.2 (13–21) | 24.7±2.3 (22–31) | 26.3±4.3 (22–40) |
| CCT (μm) (range) | 549.0±36.5 (465–660) | 525.7±30.6 (469–600) | 573.4±34.5 (502–658) | 536.9±36.5 (457–630) |
| PCIbasic (IOP/CCT)* (range) | 27.3±5.7 (12.9–41.0) | 35.2±4.5 (24.8–44.8) | 43.3±4.6 (33.4–53.8) | 49.2±8.2 (36.5–75.5) |
| PCI (IOP/CCT3)* (range) | 92.0±24.8 (42.0–185.4) | 129.1±25.8 (83.8–203.6) | 134.0±26.5 (77.2–197.6) | 173.6±40.9 (92.0–315.8) |
* For the calculation of PCIbasic and PCI, the CCT is expressed in mm.