Development of a risk score for myopia: A cohort study conducted among school-aged children in China

Purpose: To evaluate the myopia risk in school-aged children one year after lifting a pandemic-related lockdown and develop a tool to identify high-risk groups. Methods: In total, 38,079 children without myopia from 38 schools were included. The outcomes were myopia incidence and progression in 1 ye...

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Main Authors: Ziwei Shi, Lihua Yang, Ting Xu, Jing Jia, Song Yang, Bo Yang, Wei Yang, Changchun Yang, Yan Peng, Hong Gu, Caiping Liu, Sheng Wei
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2024-01-01
Series:Indian Journal of Ophthalmology
Subjects:
Online Access:http://www.ijo.in/article.asp?issn=0301-4738;year=2024;volume=72;issue=14;spage=265;epage=272;aulast=Shi
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author Ziwei Shi
Lihua Yang
Ting Xu
Jing Jia
Song Yang
Bo Yang
Wei Yang
Changchun Yang
Yan Peng
Hong Gu
Caiping Liu
Sheng Wei
author_facet Ziwei Shi
Lihua Yang
Ting Xu
Jing Jia
Song Yang
Bo Yang
Wei Yang
Changchun Yang
Yan Peng
Hong Gu
Caiping Liu
Sheng Wei
author_sort Ziwei Shi
collection DOAJ
description Purpose: To evaluate the myopia risk in school-aged children one year after lifting a pandemic-related lockdown and develop a tool to identify high-risk groups. Methods: In total, 38,079 children without myopia from 38 schools were included. The outcomes were myopia incidence and progression in 1 year after the COVID-19 lockdown was lifted, both obtained by the spherical equivalent refraction (SER). We separated the population into an exploratory (75%) and a validation sample (25%) to construct the risk score model. Results: In total, 9811 (29.57%) students became myopic, and the overall myopia progression was 0.22 ± 0.62 D. Even less myopia progression was noted in the pre-myopia group at baseline (All: P = 0.045, Boy: P = 0.005). The risk score model included seven predictors: gender, grade, SER at baseline, residence, parental myopia, eye discomfort symptoms, and online courses. The model had a score range of 0–46 and an optimal cutoff of 34. The area under the receiver operating curve of the model was 0.726 (0.719–0.732) for the exploratory sample and 0.731 (0.720–0.742) for the validation sample. Conclusions: The risk score can serve as a practical tool for classifying the risk of myopia in school-aged children.
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spelling doaj.art-6ef0e517e75542d190979ed0187a61132024-03-25T10:29:00ZengWolters Kluwer Medknow PublicationsIndian Journal of Ophthalmology0301-47381998-36892024-01-01721426527210.4103/IJO.IJO_2077_23Development of a risk score for myopia: A cohort study conducted among school-aged children in ChinaZiwei ShiLihua YangTing XuJing JiaSong YangBo YangWei YangChangchun YangYan PengHong GuCaiping LiuSheng WeiPurpose: To evaluate the myopia risk in school-aged children one year after lifting a pandemic-related lockdown and develop a tool to identify high-risk groups. Methods: In total, 38,079 children without myopia from 38 schools were included. The outcomes were myopia incidence and progression in 1 year after the COVID-19 lockdown was lifted, both obtained by the spherical equivalent refraction (SER). We separated the population into an exploratory (75%) and a validation sample (25%) to construct the risk score model. Results: In total, 9811 (29.57%) students became myopic, and the overall myopia progression was 0.22 ± 0.62 D. Even less myopia progression was noted in the pre-myopia group at baseline (All: P = 0.045, Boy: P = 0.005). The risk score model included seven predictors: gender, grade, SER at baseline, residence, parental myopia, eye discomfort symptoms, and online courses. The model had a score range of 0–46 and an optimal cutoff of 34. The area under the receiver operating curve of the model was 0.726 (0.719–0.732) for the exploratory sample and 0.731 (0.720–0.742) for the validation sample. Conclusions: The risk score can serve as a practical tool for classifying the risk of myopia in school-aged children.http://www.ijo.in/article.asp?issn=0301-4738;year=2024;volume=72;issue=14;spage=265;epage=272;aulast=Shimyopiarocrisk scoreschool-aged children
spellingShingle Ziwei Shi
Lihua Yang
Ting Xu
Jing Jia
Song Yang
Bo Yang
Wei Yang
Changchun Yang
Yan Peng
Hong Gu
Caiping Liu
Sheng Wei
Development of a risk score for myopia: A cohort study conducted among school-aged children in China
Indian Journal of Ophthalmology
myopia
roc
risk score
school-aged children
title Development of a risk score for myopia: A cohort study conducted among school-aged children in China
title_full Development of a risk score for myopia: A cohort study conducted among school-aged children in China
title_fullStr Development of a risk score for myopia: A cohort study conducted among school-aged children in China
title_full_unstemmed Development of a risk score for myopia: A cohort study conducted among school-aged children in China
title_short Development of a risk score for myopia: A cohort study conducted among school-aged children in China
title_sort development of a risk score for myopia a cohort study conducted among school aged children in china
topic myopia
roc
risk score
school-aged children
url http://www.ijo.in/article.asp?issn=0301-4738;year=2024;volume=72;issue=14;spage=265;epage=272;aulast=Shi
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