Prevalence of interocular symmetry in corneal astigmatism and the possible influence of age, sex and refractive error

• Published in: Ophthalmic & physiological optics Vol. 45; no. 2; pp. 352 - 360
• Main Authors: Salvador‐Roger, Raquel, Micó, Vicente, Esteve‐Taboada, José J.
• Format: Journal Article
• Language: English
• Published: England Wiley Subscription Services, Inc 01.03.2025; John Wiley and Sons Inc
• Subjects: Adolescent; Adult; Age; Age Factors; Aged; Aged, 80 and over; astigmatic symmetry; Astigmatism; Astigmatism - diagnosis; Astigmatism - epidemiology; Astigmatism - physiopathology; Cornea; Cornea - pathology; Corneal Topography; Cross-Sectional Studies; Female; Humans; interocular symmetry; Male; Middle Aged; Original; power vectors; Prevalence; Refraction, Ocular - physiology; Refractive Errors - epidemiology; Refractive Errors - physiopathology; Sex; Sex Factors; Statistical analysis; Statistical models; Symmetry; White people; Young Adult; astigmatic symmetry; interocular symmetry; power vectors

Purpose The aim of this study was to investigate, using a power vector approach, whether corneal astigmatism follows a mirror symmetry pattern considering both the magnitude and axis, and whether age, sex and spherical equivalent refractive error can influence the pattern. Methods The IOLMaster 700...