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Table 5 Comparison of corneal pharcymetric parameters between control and blepharospasm

From: Evaluation of Scheimpflug imaging parameters in blepharospasm and normal eyes

  Control Blepharoptosis
Mild Moderate Severe
Apex thickness (μm) 542.2 ± 35.59 567.6 ± 28.46 542.6 ± 28.37 543.9 ± 36.10
Thinnest thickness (μm) 537.8 ± 34.82 561.4 ± 29.31 536.3 ± 26.85 538.8 ± 37.60
Apex/Thinnest difference (μm) 5.20 ± 5.15 4.17 ± 3.19 6.25 ± 5.63 5.13 ± 3.81
Thinnest location (mm) 0.71 ± 0.31 0.72 ± 0.24 0.92 ± 0.69 0.79 ± 0.34
Min PI 0.71 ± 0.19 0.57 ± 0.22 0.59 ± 0.65 0.71 ± 0.19
Max PI 1.33 ± 0.25 1.13 ± 0.15 1.82 ± 2.63 1.46 ± 0.73
Avg PI 1.00 ± 0.15 0.90 ± 0.10 0.94 ± 0.24 0.93 ± 0.31
Max ART (μm) 424.2 ± 92.24 483.8 ± 55.06 437.9 ± 39.00 448.9 ± 114.8
Avg ART (μm) 548.0 ± 98.61 621.3 ± 104.8 545.0 ± 60.51 571.1 ± 122.4
  1. ART Ambrósio’s relational thickness, Avg average, Max maximum, Min minimum, mm millimeter, PI progression index, μm micrometer
  2. Data are mean standard deviation unless otherwise indicated