Table 4 Pearson correlation coefficients between the model parameters of each hyperelastic model.

From: Characterization of non-linear mechanical behavior of the cornea

Pearson correlation coefficients (r)

Parameters A and D

Coefficients μ and α

Constants C1 and C2

Control group

− 0.932

− 0.962

− 0.987

NaOH-treated group

− 0.967

− 0.613

− 0.976