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. 2020 Oct 20;20:422. doi: 10.1186/s12886-020-01693-6

Table 3.

The changes of corneal biomechanical parameters in POAG patients under PGA treatment over time with adjustment for age, gender, axial length, corneal curvature, IOP and CCT

Corneal biomechanical parameters After adjustment
β P value
DA -0.0015 0.016
AT1 0.0089  < 0.000001
AV1 -0.0004 0.00058
AT2 -0.0059 0.139
AV2 0.0003 0.364
HC-time -0.0044 0.272
HC-PD -0.0023 0.196
HC-radius -0.0076 0.346

POAG primary open angle glaucoma, PGA prostaglandin analogue, IOP intraocular pressure, CCT central corneal thickness, DA deformation amplitude, AT1 the first applanation time, AV1 the first applanation velocity, AT2 the second applanation time, AV2 the second applanation velocity, HC the highest concavity, PD peak distance