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Table 1 Uncorrected- and best corrected distance visual acuity (UCDVA and BCDVA, logMAR), spherical equivalent (SEQ, D), thinnest corneal pachymetry (ThCT, µm), maximum and mean keratometry (Kmax and Kmean, D) at different visits

From: Factors influencing haze formation and corneal flattening, and the impact of haze on visual acuity after conventional collagen cross-linking: a 12-month retrospective study

Variables

Preoperative

Postoperative

1 months

3 months

6 months

12 months

BCDVA (logMAR)

0.16 ± 0.2

0.23 ± 0.21

0.18 ± 0.19

0.18 ± 0.18

0.13 ± 0.2

UCDVA (logMAR)

0.56 ± 0.38

0.64 ± 0.35

0.56 ± 0.35

0.55 ± 0.34

0.51 ± 0.32

SEQ (D)

-3.77 ± 3.74

-2.97 ± 2.61

-2.95 ± 2.65

-2.65 ± 2.65

-2.59 ± 2.58

ThCT (µm)

476.49 ± 34.57

444.3 ± 38.88

451.39 ± 37.75

455.11 ± 36.52

460.94 ± 35.74

Kmax (D)

56.41 ± 5.41

57.15 ± 5.74

56.01 ± 6.03

55.75 ± 5.67

55.35 ± 5.18

Kmean (D)

47.47 ± 3.49

47.54 ± 3.87

46.93 ± 3.64

46.81 ± 3.61

46.76 ± 3.31

  1. Data are shown as mean ± standard deviation
  2. Statistically significant difference compared to baseline (Bonferroni-adjusted post hoc p-value < 0.0125)