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Published in: International Ophthalmology 1/2020

01-01-2020 | Review

Changes in axial length after orthokeratology lens treatment for myopia: a meta-analysis

Authors: Meng Guan, Weijia Zhao, Yu Geng, Yang Zhang, Jia Ma, Zonghan Chen, Mingqian Peng, Yan Li

Published in: International Ophthalmology | Issue 1/2020

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Abstract

Purpose

Orthokeratology (OK) lens is a popular optical method to control myopia progression. This study aimed to assess the effect of OK lens on axial length change compared with glasses.

Methods

PubMed, Web of Science, and Embase were searched to retrieve the related articles. Then, the articles were selected according to predefined criteria. Standardized mean difference (SMD) and 95% confidence interval (CI) were selected as effect size for combining and analyzing the change in axial length.

Results

A total of 13 articles were included in the present study. Different models were selected according to the heterogeneity of each analysis. The axial length change in OKs group was significantly smaller than control group; SMD (95% CI) of change in axial length was − 0.857 (− 1.146, − 0.568), p < 0.001 at the end of 1 year and − 0.701 (− 1.675, 0.272), p < 0.001 at the end of 2 years or longer time.

Conclusions

OK lens treatment appears more effective in slowing axial elongation than glasses during the early treatment of myopia in children.
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Metadata
Title
Changes in axial length after orthokeratology lens treatment for myopia: a meta-analysis
Authors
Meng Guan
Weijia Zhao
Yu Geng
Yang Zhang
Jia Ma
Zonghan Chen
Mingqian Peng
Yan Li
Publication date
01-01-2020
Publisher
Springer Netherlands
Published in
International Ophthalmology / Issue 1/2020
Print ISSN: 0165-5701
Electronic ISSN: 1573-2630
DOI
https://doi.org/10.1007/s10792-019-01167-9

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