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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