Table 2.
Association of new Corvis ST parameters with different eye groups.
| Parameters | Normal (Ref) | LASIK | KE | KC |
|---|---|---|---|---|
| Max Inverse Radius(mm−1) | 0 | 0.036 (0.021, 0.051) | 0.076 (0.062, 0.091) | 0.058 (0.043, 0.073) |
| DA Ratio Max [2 mm] | 0 | 1.123 (0.571, 1.674) | 2.527 (1.988, 3.067) | 1.541 (0.996, 2.087) |
| Pachy Slope | 0 | 72.917 (58.531, 87.302) | 94.226 (80.15, 108.303) | 31.092 (16.867, 45.317) |
| DA Ratio Max [1 mm] | 0 | 0.110 (0.067, 0.154) | 0.178 (0.135, 0.22) | 0.121 (0.078, 0.164) |
| ARTh | 0 | −382.214 (−421.535, −342.893) | −409.86 (−448.335, −371.386) | −324.865 (−363.747, −285.984) |
| Integrated Radius(mm−1) | 0 | 2.212 (1.202, 3.221) | 4.907 (3.920, 5.894) | 3.560 (2.563, 4.558) |
| SP-A1 | 0 | −27.459 (−35.409, −19.509) | −44.347 (−52.126, −36.568) | −47.000 (−54.861, −39.139) |
| CBI | 0 | 0.948 (0.921,0.975) | 0.948 (0.922, 0.974) | 0.936 (0.909, 0.962) |
ARTh, Ambrosio’s relational thickness horizontal; CBI, Corvis biomechanical index; DA Ratio Max [2 mm], deformation amplitude Ratio Max [2 mm]; DA Ratio Max [1 mm], deformation amplitude Ratio Max [1 mm]; SP-A1, stiffness parameter at first applanation.