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. 2025 Apr 15;17(4):2817–2825. doi: 10.62347/EPRI9798

Table 4.

Factors associated with Δcorneal parameters with Stepwise multivariate regression model

ΔParameters ΔKf ΔKs ΔSE ΔAL ΔIOP





r p r p r p r p r p
ΔA1-time (m/s) -0.001 0.990 0.111 0.169 0.027 0.391 0.032 0.637 0.057 0.03
ΔA1-length (mm) 0.050 0.098 -0.028 0.343 0.016 0.165 0.023 0.365 0.007 0.355
ΔA1-velocity (m/s) 0.006 0.288 -0.001 0.846 -0.002 0.299 -0.001 0.835 0.000 0.789
ΔA2-time (m/s) -0.085 0.580 0.126 0.406 0.003 0.953 0.102 0.426 -0.074 0.033
ΔA2-length (mm) -0.126 0.133 0.104 0.212 -0.018 0.575 -0.064 0.356 0.003 0.886
ΔA2-velocity (m/s) 0.057 0.016 -0.038 0.164 0.018 0.093 0.013 0.569 0.025 0.000
ΔHC-time (m/s) -0.008 0.952 -0.222 0.038 -0.040 0.420 -0.153 0.145 -0.030 0.350
ΔPD (mm) 0.292 0.078 -0.208 0.201 -0.003 0.958 -0.064 0.638 -0.020 0.636
ΔHC-radius (mm) 0.064 0.782 0.014 0.544 0.118 0.200 0.276 0.159 0.037 0.534
ΔDA (mm) 0.017 0.635 0.021 0.555 0.004 0.788 0.019 0.525 -0.016 0.044

A stepwise multivariable linear regression analysis was employed to examine the associations between Δcorneal biomechanical properties and Δocular characteristics, setting a significance threshold of P < 0.05 for all tests.