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Table 6 Correlation of corneal tomographic parameters with biomechanical and epithelial thickness parameters in the allergic conjunctivitis (AC) group

From: Corneal biomechanical changes in allergic conjunctivitis

  

TBI

Epithelial thickness

2–5 mm

5–7 mm

min

SD

ISV

r

0.653

−0.347

− 0.476

− 0.523

0.533

pa

< 0.001*

0.060

0.008*

0.003*

0.002*

IVA

r

0.673

−0.414

−0.439

− 0.450

0.293

pa

< 0.001*

0.023*

0.015*

0.012*

0.116

KI

r

0.716

−0.295

−0.368

− 0.355

0.385

pa

< 0.001*

0.113

0.045*

0.054

0.036*

IHD

r

0.612

−0.220

−0.255

− 0.353

0.257

pa

< 0.001*

0.244

0.173

0.056

0.170

BAD-D

r

0.693

−0.298

−0.291

− 0.253

0.264

pa

< 0.001*

0.110

0.119

0.178

0.158

  1. ISV = index of surface variance; IVA = index of vertical asymmetry; KI = keratoconus index; IHD = index of height decentration; BAD-D = Belin/Ambrosio enhanced ectasia total deviation index; min = minimum; SD = standard deviation; TBI = tomography and biomechanical index
  2. a Statistically significant findings (P < 0.05) are indicated by an asterisk