publication . Article . 2010

Distribution of angle kappa measurements with Orbscan II in a population-based survey.

Hassan Hashemi; Mehdi KhabazKhoob; Kamran Yazdani; Shiva Mehravaran; Ebrahim Jafarzadehpur; Akbar Fotouhi;
Open Access
  • Published: 15 Jan 2010 Journal: Journal of Refractive Surgery, volume 26, pages 966-971 (issn: 1081-597X, Copyright policy)
  • Publisher: SLACK, Inc.
Abstract
PURPOSE: To determine the mean angle kappa and its determinants in the population of Tehran, Iran. METHODS: In a cross-sectional survey with random cluster sampling, a total of 442 participants aged >14 years were selected from 4 municipality districts of Tehran for Orbscan acquisitions. Exclusion criteria were history of eye surgery for refractive errors, cataract or glaucoma, and use of topical medication or any type of contact lens at the time of the study. Mean angle kappa in different age and gender groups and its association with other factors was assessed. Considering the high correlation between the right and left eyes, only results of the right eyes are...
Subjects
Medical Subject Headings: genetic structureseye diseases
free text keywords: Surgery, Ophthalmology, Emmetropia, Contact lens, Cross-sectional study, Medicine, business.industry, business, Kappa, Cluster sampling, medicine.medical_specialty, Corneal topography, medicine.diagnostic_test, Optics, Population, education.field_of_study, education, Glaucoma, medicine.disease
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