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. 2020 Oct 7;20(6):160. doi: 10.3892/etm.2020.9289

Table I.

Characteristics of participants who underwent refractive error adjustment with the collamer lens implantation (n=16 eyes).

A, General
Variable   Value
Age (years)    
     Mean ± SD   39.16±7.52
     Range   32-47
Sex (male/female)   3/5
Safety indicesa   1.26±0.21
Efficacy indicesb   1.19±0.24
B, Pre- and post-operative parameters
Variable Pre-operative Post-operative (6 months)
Manifest spherical equivalent (D) -4.26±1.55 -0.53±0.12
Manifest cylinder (D) -0.75±0.23 -0.37±0.09
LogMAR UCVA 0.68±0.19 0.06±0.10
LogMAR BCVA 0.09±0.08 -0.02±0.07

Values are expressed as the mean ± SD or n unless otherwise specified.

aSafety indices: Post-operative BCVA/pre-operative BCVA;

befficacy indices: Post-operative UCVA/pre-operative BCVA. D, Diopters; SD, standard deviation; Yrs, years; UCVA, uncorrected visual acuity; BCVA, best-corrected visual acuity.