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Table 3 Intended and achieved arcuate incision depth in porcine eyes with three different treatment options

From: Accuracy and safety of partial thickness femtosecond laser radial and arcuate keratotomy incisions in porcine eyes

Intended corneal incision depth

Number of measures

Achieved corneal incision depth

MAE (intended-achieved) in incision depth ± SD (µm)

Mean ± SD

Median

Range

80% of corneal thickness (%)

30

80.16 ± 1.89

80.12

75.51–83.72

15.65 ± 11.50

600 µm fixed incision depth (µm)

30

603.03 ± 23.53

606.5

561–642

18.95 ± 11.74

100 µm fixed residual uncut bed thickness (µm)

30

115.00 ± 16.84

113.5

55–143

20.48 ± 13.23

  1. Five porcine eyes were used in each set. Two arcuate incisions were performed in each eye and three measurements for each AK were taken making a total of 30 measurements in each set
  2. MAE mean absolute error; SD standard deviation
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Eye and Vision

ISSN: 2326-0254