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IOP correction for Central Corneal Thickness
| Central Corneal Thickness (μm) | Correction Value (mmHg) |
|---|---|
| 410 | +10 |
| 415 | +10 |
| 420 | +9 |
| 425 | +9 |
| 430 | +8 |
| 435 | +8 |
| 440 | +7 |
| 445 | +7 |
| 455 | +6 |
| 465 | +6 |
| 475 | +5 |
| 485 | +4 |
| 495 | +4 |
| 505 | +3 |
| 515 | +2 |
| 525 | +1 |
| 535 | +1 |
| 545 | 0 |
| 555 | -1 |
| 565 | -1 |
| 575 | -2 |
| 585 | -3 |
| 595 | -4 |
| 605 | -4 |
| 615 | -5 |
| 625 | -6 |
| 635 | -6 |
| 645 | -7 |
Derived Formula
$$ \text{Corrected IOP} = \text{Measured IOP} - \frac{(\text{CCT} - 545)}{50} \times 2.5 \text{ mmHg} $$