Table 2.
Corneal Biomechanical Parameters Derived From CID and Corvis ST in Healthy Eyes and Eyes With OHT or POAG
| Group | ||||
|---|---|---|---|---|
| Overall | Healthy | OHT | POAG | |
| Corvis ST parameters | ||||
| DA (mm) | 1.02 ± 0.13 | 1.09 ± 0.11 | 0.94 ± 0.09 | 1.02 ± 0.14 |
| A1T (ms) | 7.74 ± 0.51 | 7.51 ± 0.38 | 8.06 ± 0.41 | 7.74 ± 0.53 |
| A1V (m/s) | 0.14 ± 0.02 | 0.15 ± 0.02 | 0.12 ± 0.02 | 0.14 ± 0.02 |
| A2T (ms) | 21.99 ± 0.60 | 22.35 ± 0.41 | 21.66 ± 0.40 | 21.93 ± 0.64 |
| A2V (m/s) | −0.241 ± 0.043 | −0.262 ± 0.033 | −0.214 ± 0.038 | −0.241 ± 0.045 |
| HCT (ms) | 17.32 ± 0.38 | 17.40 ± 0.32 | 17.28 ± 0.39 | 17.29 ± 0.39 |
| MIR (mm−1) | 0.170 ± 0.017 | 0.170 ± 0.017 | 0.163 ± 0.014 | 0.172 ± 0.018 |
| DA Ratio | 4.26 ± 0.46 | 4.40 ± 0.52 | 3.96 ± 0.32 | 4.29 ± 0.43 |
| IR (mm−1) | 7.80 ± 1.11 | 8.20 ± 1.10 | 7.03 ± 0.84 | 7.87 ± 1.08 |
| SPA1 | 113.8 ± 19.2 | 104.9 ± 19.5 | 126.7 ± 18.4 | 113.6 ± 17.2 |
| CID parameters | ||||
| Stiffness (N/mm) | 0.080 ± 0.017 | 0.076 ± 0.013 | 0.087 ± 0.016 | 0.080 ± 0.018 |
| Modulus (MPa) | 0.640 ± 0.147 | 0.614 ± 0.138 | 0.671 ± 0.154 | 0.641 ± 0.148 |
Values are mean ± standard deviation.