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Table 4 Comparison of corneal elevation parameters between control and blepharospasm

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

 

Control

Blepharoptosis

Mild

Moderate

Severe

Elev front apex (μm)

1.48 ± 1.43

1.17 ± 1.12

1.10 ± 1.59

1.87 ± 1.77

Elev front thinnest (μm)

1.05 ± 2.56

0.42 ± 1.44

1.10 ± 1.59

1.40 ± 2.13

Elev front max 4.0 mm (μm)

4.74 ± 2.99

3.08 ± 0.79

3.90 ± 2.12

4.47 ± 2.50

Front BFS (mm)

7.82 ± 0.24

7.62 ± 0.16*

7.62 ± 0.31**

7.58 ± 0.12**

Elev back apex (μm)

2.68 ± 2.52

3.25 ± 4.73

1.90 ± 2.53

2.87 ± 2.56

Elev back thinnest (μm)

5.08 ± 3.50

4.67 ± 4.29

4.70 ± 3.37

5.40 ± 4.31

Elev back max 4.0 mm (μm)

9.90 ± 4.30

9.25 ± 3.93

9.00 ± 4.11

8.47 ± 4.45

Back BFS (mm)

6.45 ± 0.39

6.41 ± 0.12

6.29 ± 0.30

6.26 ± 0.12

  1. BFS = diameter of best fit sphere in 8.0-mm area; Elev = elevated; Max = maximum; mm = millimeter; μm = micrometer
  2. Data are mean standard deviation unless otherwise indicated
  3. *P < 0.05, **P < 0.01, versus controls