Association between childhood strabismus and refractive error in Chinese preschool children.

PURPOSE:To investigate the association between concomitant esotropia or concomitant exotropia and refractive error in preschool children. METHODS:A population-based sample of 5831 children aged 3 to 6 years was selected from all kindergartens in a representative county (Yuhuatai District, Nanjing, J...

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Main Authors: Hui Zhu, Jia-Jia Yu, Rong-Bin Yu, Hui Ding, Jing Bai, Ji Chen, Hu Liu
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2015-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4368197?pdf=render
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author Hui Zhu
Jia-Jia Yu
Rong-Bin Yu
Hui Ding
Jing Bai
Ji Chen
Hu Liu
author_facet Hui Zhu
Jia-Jia Yu
Rong-Bin Yu
Hui Ding
Jing Bai
Ji Chen
Hu Liu
author_sort Hui Zhu
collection DOAJ
description PURPOSE:To investigate the association between concomitant esotropia or concomitant exotropia and refractive error in preschool children. METHODS:A population-based sample of 5831 children aged 3 to 6 years was selected from all kindergartens in a representative county (Yuhuatai District, Nanjing, Jiangsu Province) of Nanjing, China. Clinical examinations including ocular alignment, ocular motility, visual acuity, optometry, stereopsis screening, slit lamp examination and fundus examination were performed by trained ophthalmologists and optometrists. Odd ratios (OR) and 95% confidence intervals (95% CI) were calculated to evaluate the association of refractive error with concomitant esotropia and concomitant exotropia. RESULTS:In multivariate logistic regression analysis, concomitant esotropia was associated independently with spherical equivalent anisometropia (OR, 3.15 for 0.50 to <1.00 diopter (D) of anisometropia, and 7.41 for > = 1.00 D of anisometropia) and hyperopia. There was a severity-dependent association of hyperopia with the development of concomitant esotropia, with ORs increasing from 9.3 for 2.00 to <3.00 D of hyperopia, to 180.82 for > = 5.00 D of hyperopia. Concomitant exotropia was associated with astigmatism (OR, 3.56 for 0.50 to 1.00 D of astigmatism, and 1.9 for <0.00 D of astigmatism), myopia (OR, 40.54 for -1.00 to <0.00 D of myopia, and 18.93 for <-1.00 D of myopia), and hyperopia (OR, 67.78 for 1.00 to <2.00 D of hyperopia, 23.13 for 2.00 to <3.00 D of hyperopia, 25.57 for 3.00 to <4.00 D of hyperopia, and 8.36 for 4.00 to <5.00 D of hyperopia). CONCLUSIONS:This study highlights the close associations between refractive error and the prevalence of concomitant esotropia and concomitant exotropia, which should be considered when managing childhood refractive error.
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spelling doaj.art-c45b9746c761438bb92423fa1b8a9c692022-12-22T00:18:55ZengPublic Library of Science (PLoS)PLoS ONE1932-62032015-01-01103e012072010.1371/journal.pone.0120720Association between childhood strabismus and refractive error in Chinese preschool children.Hui ZhuJia-Jia YuRong-Bin YuHui DingJing BaiJi ChenHu LiuPURPOSE:To investigate the association between concomitant esotropia or concomitant exotropia and refractive error in preschool children. METHODS:A population-based sample of 5831 children aged 3 to 6 years was selected from all kindergartens in a representative county (Yuhuatai District, Nanjing, Jiangsu Province) of Nanjing, China. Clinical examinations including ocular alignment, ocular motility, visual acuity, optometry, stereopsis screening, slit lamp examination and fundus examination were performed by trained ophthalmologists and optometrists. Odd ratios (OR) and 95% confidence intervals (95% CI) were calculated to evaluate the association of refractive error with concomitant esotropia and concomitant exotropia. RESULTS:In multivariate logistic regression analysis, concomitant esotropia was associated independently with spherical equivalent anisometropia (OR, 3.15 for 0.50 to <1.00 diopter (D) of anisometropia, and 7.41 for > = 1.00 D of anisometropia) and hyperopia. There was a severity-dependent association of hyperopia with the development of concomitant esotropia, with ORs increasing from 9.3 for 2.00 to <3.00 D of hyperopia, to 180.82 for > = 5.00 D of hyperopia. Concomitant exotropia was associated with astigmatism (OR, 3.56 for 0.50 to 1.00 D of astigmatism, and 1.9 for <0.00 D of astigmatism), myopia (OR, 40.54 for -1.00 to <0.00 D of myopia, and 18.93 for <-1.00 D of myopia), and hyperopia (OR, 67.78 for 1.00 to <2.00 D of hyperopia, 23.13 for 2.00 to <3.00 D of hyperopia, 25.57 for 3.00 to <4.00 D of hyperopia, and 8.36 for 4.00 to <5.00 D of hyperopia). CONCLUSIONS:This study highlights the close associations between refractive error and the prevalence of concomitant esotropia and concomitant exotropia, which should be considered when managing childhood refractive error.http://europepmc.org/articles/PMC4368197?pdf=render
spellingShingle Hui Zhu
Jia-Jia Yu
Rong-Bin Yu
Hui Ding
Jing Bai
Ji Chen
Hu Liu
Association between childhood strabismus and refractive error in Chinese preschool children.
PLoS ONE
title Association between childhood strabismus and refractive error in Chinese preschool children.
title_full Association between childhood strabismus and refractive error in Chinese preschool children.
title_fullStr Association between childhood strabismus and refractive error in Chinese preschool children.
title_full_unstemmed Association between childhood strabismus and refractive error in Chinese preschool children.
title_short Association between childhood strabismus and refractive error in Chinese preschool children.
title_sort association between childhood strabismus and refractive error in chinese preschool children
url http://europepmc.org/articles/PMC4368197?pdf=render
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