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Table 1 Characteristics of eyes which underwent implantable collamer lens implantation after previous laser vision correction surgery

From: 3-month surgical outcomes of Implantable Collamer Lens implantation for myopic regression after laser vision correction surgeries: a retrospective case series

Characteristics

Preop

3-month postop

P

Age (years)

35.00 ± 4.48 (27 to 43)

 

No. of eyes (right/left)

15/15

 

Sex (M/F)

8/22

 

Type of previous surgery (PRK/LASIK)

21/9

 

Time interval after previous surgery (months)

73.27 ± 6.70 (61 to 84)

 

Central corneal thickness (μm)

456.03 ± 35.71

(413 to 524)

456.77 ± 35.48

(412 to 520)

0.647

Mean keratometry (D)

38.96 ± 1.39

(35.63 to 41.13)

38.90 ± 1.52

(35.13 to 41.88)

0.295

Endothelial cell count (/mm2)

3006 ± 290 (2480 to 3524)

2999 ± 367 (2314 to 3771)

0.841

LogMAR UDVA

0.70 ± 0.33 (0.10 to 1.30)

−0.03 ± 0.11 (− 0.18 to 0.30)

< 0.001*

LogMAR CDVA

0.01 ± 0.04 (0 to 0.15)

− 0.04 ± 0.09 (− 0.18 to 0.22)

0.001*

Refractive errors (D)

 Sphere

−2.32 ± 1.21 (−6.00 to − 0.75)

0.05 ± 0.31 (− 0.50 to 0.75)

< 0.001*

 Cylinder

−0.37 ± 0.39 (−1.00 to 0)

−0.23 ± 0.40 (− 1.25 to 0)

0.084

 Spherical equivalent

−2.50 ± 1.22 (− 6.25 to − 1.13)

− 0.06 ± 0.33 (− 0.63 to 0.75)

< 0.001*

  1. PRK photorefractive keratectomy; LASIK laser in situ keratomileusis; D diopters; UDVA uncorrected distance visual acuity; CDVA corrected distance visual acuity; Values are presented as mean ± standard deviation (range) * significant difference between preop and postop 3-month measurements