Abstract
To describe the preoperative characteristics of patients undergoing cataract surgery in our hospital, to determine the final visual and refractive results and to determine the preoperative characteristics that conditioned the presence of a residual refractive error (RRE) greater than one diopter.Retrospective analysis of cataract surgeries performed at Araba University Hospital between February 2017 and December 2019. Sociodemographic, eye comorbidity, biometric, surgical and post-surgical characteristics were collected.A total of 1419 patients and 1578 surgeries were included for analysis. Of these, 9.07% had preoperative legal blindness, 31.69% eye comorbidity and 4.18% had previous surgery. Overall, 95.82% of patients achieved a corrected final visual acuity (VA) ≥ 0.5 Snellen decimal and 63.12% ≥ 1, and 96.70% of patients improved VA after surgery. RRE was between ±0.5 diopters in 77.82% of patients and between ±1 diopter in 94.74%. The most prominent risk factors that conditioned the presence of RRE greater than 1 diopter were the use of ultrasonic contact biometer, a history of glaucoma surgery, the presence of white or hard cataract, and prior legal blindness.The visual results of cataract surgery were excellent, with 63.12% of patients obtaining corrected VA ≥ 1 and an RRE of ±1 diopter in 94.74%. Different risk factors influenced the achievement of poor refractive outcomes: preoperative conditions (previous surgeries, white/hard cataract, previous VA) and biometrics.
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More From: Archivos de la Sociedad Española de Oftalmología (English Edition)
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