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. 2021 Sep 23;16(9):e0257667. doi: 10.1371/journal.pone.0257667

Table 2. Corneal topography and CCT before and after surgery.

Avek Cyl SRI SAI CCT
Before 43.19±4.37* 2.72±1.38* 0.28±0.21* 0.65±0.37* 529.25±41.25*
1 month 49.79±3.96 1.17±0.75 0.76±0.65 1.10±0.72 558.04±38.59
3 months 49.46±4.21 1.28±0.62 0.83±0.57 1.17±0.65 555.51±42.37
1 year 49.19±3.87 1.34±0.59 0.76±0.49 1.18±0.68 556.59±36.91
F 24.75 12.67 21.53 22.11 16.19
P p<0.01 p<0.01 p<0.01 p<0.01 p<0.01

Avek = average curvature; Cyl = corneal astigmatism; SRI = surface regularity index; SAI = surface asymmetry index; CCT = central corneal thickness.

*p<0.01