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Table 1 The list of abbreviations used and their relevance

From: Corneal biomechanical changes in eyes with small incision lenticule extraction and laser assisted in situ keratomileusis

Abbreviation

Definition

CH

CRF

IOPcc

IOP CST

A1 time

HC time

A2 time

A1 length

A2 length

HC peak distance (HCPD)

Deformation amplitude (DA)

HC radius

Corneal hysteresis

Corneal resistance factor

Intraocular pressure corneal thickness compensated

Is the intraocular measurement based on A1 time

Is the time from starting until first corneal inward applanation

Time from starting until highest corneal concavity is reached

Time from starting until second corneal outward applanation

Cord length of applanated cornea during A1

Cord length of applanated cornea during A2

Distance between corneal peaks at point of highest concavity (HC)

Maximum inward movement of corneal apex at point of HC

Radius of curvature of the corneal concavity at point of HC