Table 4.
Correlation between spherical equivalent, intraocular pressure, and axial length growth and the change in corneal biomechanical parameters in subjects in the myopic group
|
|
ΔSE (D)
|
ΔIOP (mmHg)
|
ΔAL (mm)
|
CCT (μm)
|
Km
|
|||||
|
ρ
|
P
value
|
ρ
|
P
value
|
ρ
|
P
value
|
ρ
|
P
value
|
ρ
|
P
value
|
|
| ΔA1V | -0.0391 | 0.5758 | 0.0460 | 0.5107 | -0.0032 | 0.9631 | -0.5873 | < 0.0001 | 0.1010 | 0.1478 |
| ΔA1L | 0.0370 | 0.5962 | -0.0673 | 0.3350 | -0.0818 | 0.2415 | 0.4236 | < 0.0001 | -0.0716 | 0.3053 |
| ΔA1T | 0.0257 | 0.7133 | -0.0917 | 0.1889 | -0.0909 | 0.1926 | 0.4629 | < 0.0001 | 0.0080 | 0.9084 |
| ΔA1DA | 0.0344 | 0.6230 | -0.0586 | 0.4013 | 0.0455 | 0.5147 | 0.3530 | < 0.0001 | 0.0475 | 0.4966 |
| ΔA2V | 0.2027 | 0.0034 | -0.1075 | 0.1232 | 0.3121 | < 0.0001 | 0.5029 | < 0.0001 | 0.0472 | 0.4994 |
| ΔA2L | 0.1397 | 0.0446 | -0.1459 | 0.0360 | -0.0971 | 0.1640 | 0.4505 | < 0.0001 | -0.0972 | 0.1637 |
| ΔA2T | 0.0772 | 0.2691 | -0.0718 | 0.3042 | -0.0897 | 0.1987 | 0.4920 | < 0.0001 | 0.0244 | 0.7268 |
| ΔA2DA | 0.0462 | 0.5089 | -0.0321 | 0.6459 | 0.0677 | 0.3327 | 0.3561 | < 0.0001 | 0.0331 | 0.6357 |
| ΔHCT | 0.0035 | 0.9601 | -0.0073 | 0.9171 | -0.1120 | 0.1082 | 0.0465 | 0.5061 | 0.0717 | 0.3047 |
| ΔHCR | 0.0081 | 0.9073 | -0.0323 | 0.6446 | -0.0508 | 0.4669 | 0.5378 | < 0.0001 | -0.3190 | < 0.0001 |
| ΔPD | -0.1331 | 0.0559 | 0.1361 | 0.0505 | 0.4427 | < 0.0001 | 0.3246 | < 0.0001 | -0.3320 | < 0.0001 |
| ΔDA | -0.1130 | 0.1049 | 0.1814 | 0.0089 | 0.0391 | 0.5763 | 0.2474 | 0.0003 | 0.2125 | 0.0021 |
| ΔIR | -0.1841 | 0.0079 | 0.2674 | 0.0001 | 0.0228 | 0.7439 | 0.4886 | < 0.0001 | 0.2615 | 0.0001 |
| ΔARTh | 0.0542 | 0.4378 | -0.0671 | 0.3365 | 0.0164 | 0.8150 | 0.3274 | < 0.0001 | -0.0726 | 0.2983 |
| ΔSP-A1 | 0.0372 | 0.5951 | -0.0209 | 0.7655 | -0.0623 | 0.3727 | 0.4282 | < 0.0001 | 0.0074 | 0.9161 |
| ΔCBI | 0.0321 | 0.6461 | -0.0160 | 0.8187 | -0.0534 | 0.4450 | 0.3329 | < 0.0001 | 0.1010 | 0.1474 |
| ΔTBI | 0.0234 | 0.7378 | -0.0187 | 0.7888 | -0.0143 | 0.8381 | 0.0247 | 0.7238 | 0.0589 | 0.3988 |
SE: Spherical equivalent; IOP: Intraocular pressure; AL: Axial length; CCT: Central corneal thickness; A1V: First velocity of applanation; A1L: First applanation length; A1T: First applanation time; A1DA: First applanation deformation amplitude; A2V: Second velocity of applanation; A2L: Second applanation length; A2T: Second applanation time; A2D: Second applanation deformation; HCT: Time from the start until the highest concavity; HCR: Central curvature radius at highest concavity; PD: Peak distance; DA: Deformation amplitude; IR: Integrated radius; ARTh: ambrosia relational thickness-horizontal; SP-A1: First applanation stiffness parameter; CBI: Corvis biomechanical index; TBI: Topographic and biomechanics index.