Table 1.
Prophylactic corneal cross-linking methods used during small lenticule extraction (SMILE) surgery in this study.
Fig 1.
Example showing the measurements zones (sectors) with the spectral-domain Cirrus 5000 HD-OCT (Carl Zeiss Meditec, Germany).
Fig 2.
Predictability of spherical equivalent correction at 6 months, in SMILE group and SMILE-xtra group.
Both groups showed a high level of refractive predictability.
Table 2.
Demographic data.
Table 3.
Analysis of changes in corneal epithelial thickness between two groups in 17 sectors during the 6-month follow-up period.
Fig 3.
Mean sectoral ET at baseline and at 1, 3, and 6 months after surgery.
Fig 4.
Epithelial thickness profile map: Absolute difference between 6 months postoperatively and baseline (mean ± SE).
Fig 5.
Preoperative to six-month postoperative epithelial thickness changes, in the central (2 mm), paracentral (2 to 5 mm), and midperipheral annular zones (5 to 7 mm).
Table 4.
Spearman correlation between change in corneal epithelial thickness and various factors.
Table 5.
Previous studies of corneal epithelial remodeling after SMILE using OCT.