|  | EPT | BLT | STT |
---|
SP-A1a | r | 0.427 | 0.527 | 0.515 |
P | 0.033d | 0.007d | 0.008d |
SP-A1c | r | 0.456 | 0.509 | 0.533 |
P | 0.029d | 0.013d | 0.009d |
A1Va | r | −0.355 | −0.574 | −0.495 |
P | 0.082 | 0.003d | 0.012d |
A2Va | r | 0.028 | 0.488 | 0.676 |
P | 0.895 | 0.013d | 0.000d |
PDa | r | −0.102 | −0.431 | −0.351 |
P | 0.627 | 0.031d | 0.085 |
HCRa | r | 0.447 | 0.276 | 0.150 |
P | 0.025* | 0.181 | 0.474 |
HCDfAa | r | −0.346 | −0.495 | −0.355 |
P | 0.090 | 0.012d | 0.081 |
IRb | r | −0.483 | −0.495 | −0.362 |
P | 0.015d | 0.012d | 0.075 |
ARTha | r | 0.292 | 0.130 | 0.560 |
P | 0.157 | 0.537 | 0.004d |
DA ratioa | r | −0.544 | −0.390 | −0.484 |
P | 0.005d | 0.054 | 0.014d |
CBIb | r | −0.145 | 0.005 | −0.325 |
P | 0.488 | 0.981 | 0.112 |
TBI | r | – | – | – |
P | – | – | – |
- EPT = epithelial thickness; BLT = Bowman’s layer thickness; STT = stromal thickness; SP-A1 = stiffness parameter at first applanation; A1V = corneal apex velocity at first applanation; A2V = corneal apex velocity at second applanation; PD = peak distance; HCR = highest concavity radius of curvature; HCDfA = deflection amplitude at highest concavity; IR = integrated radius; ARTh = Ambrosio relational thickness to the horizontal profile; DA = deformation amplitude; CBI = Corvis biomechanical index; TBI = tomographic and biomechanical index; aPearson correlation test; bSpearman correlation test; cPartial correlation analysis controlling for the thickness of the other two layers; dP < 0.05