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Refractive intra-ocular lens: visual performance and quality of life between unilateral versus bilateral

PURPOSE: The aim of this study is to compare visual acuity, contrast sensitivity, reading speed and quality of life of postoperative pseudophakic patients with unilateral or bilateral ReZoom multifocal intraocular lenses. METHODS: Comparative, prospective, not randomized study including 38 eyes of 24 patients were divided into a group with bilateral implantation (14 patients) and another with unilateral implantation (10 patients). The ophthalmological examination included visual acuity preoperative close, intermediate and far away, best corrected visual acuity, corneal topography, contrast sensitivity, reading speed and level of satisfaction achieved 60 days after surgery. Statistical analysis was performed using the Kruskal-Wallis, Mann-Whitney and Chi-square test. RESULTS: The results comparing visual function, contrast sensitivity, reading speed and scale of satisfaction were similar between groups. CONCLUSION: There was no statistical difference between the results comparing visual function, contrast sensitivity, reading speed and level of satisfaction between the groups.

Presbyopia; Lenses, intraocular; Lens implantation, intraocular; Visual acuity


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