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Table 2 Changes of fixation quantitative parameter as Bivariate Contour Ellipse Area (BCEA, degree2) which contains 68%, 95% and 99% of fixation points

From: Inverted internal limiting membrane-flap technique for large macular hole: a microperimetric study

  Baseline 1 month 3 months 6 months 12 months
BCEA 68%, degree2 5.10 ± 3.58 3.37 ± 2.32 3.22 ± 2.74 3.40 ± 2.94 3.20 ± 2.97
BCEA 95%, degree2 12.66 ± 8.60 8.47 ± 5.36 8.28 ± 6.64 8.41 ± 6.04 7.68 ± 5.68
BCEA 99%, degree2 22.68 ± 16.04 14.83 ± 9.00 14.36 ± 11.58 14.73 ± 11.13 13.04 ± 9.76