Evaluation of Wide Corneal Epithelial Remodeling after Small Incision Lenticule Extraction (SMILE) with Wide-Field Optical Coherence Tomography

Table 2

Clinical features and refractive outcomes before and after SMILE.

	Preoperative	1 day postop	1 week postop	1 month postop	3 months postop	6 months postop
UDVA (logMAR)	1.04 ± 0.30	0.01 ± 0.12	−0.03 ± 0.07	−0.06 ± 0.07	−0.08 ± 0.09	−0.10 ± 0.08
	(0.30 to 1.52)	(−0.20 to 0.20)	(−0.20 to 0.20)	(−0.20 to 0.10)	(−0.20 to 0.1)	(−0.20 to 0)
CDVA (logMAR)	‒0.12 ± 0.06	—	—	−0.10 ± 0.05	−0.12 ± 0.06	−0.13 ± 0.07
	(‒0.20 to 0)			(−0.20 to 0.1)	(−0.20 to 0)	(−0.30 to 0)
Sphere (D)	‒5.39 ± 1.92	—	—	0.10 ± 0.19	0.03 ± 0.21	0.01 ± 0.16
	(‒9.25 to ‒1.00)			(−0.50 to 0.50)	(−0.75 to 0.50)	(−0.50 to 0.50)
Cylinder (D)	‒0.73 ± 0.61	—	—	−0.14 ± 0.20	−0.10 ± 0.20	−0.09 ± 0.21
	(‒2.50 to 0)			(−0.50 to 0)	(−0.75 to 0.50)	(−0.75 to 0.50)
SE (D)	‒5.76 ± 2.01	—	—	0.03 ± 0.22	−0.02 ± 0.25	−0.05 ± 0.22
	(‒9.88 to ‒1.25)			(−0.75 to 0.50)	(−0.75 to 0.75)	(−0.75 to 0.75)

UDVA: uncorrected distance; CDVA: corrected distance visual acuity; D: diopters; SE: spherical equivalent. Values are presented as mean ± standard deviation (range).