Results 31 to 40 of about 40,413 (161)

Prevalence of myopia among senior students in Fenghua, Eastern China, before and during the COVID-19 pandemic

Frontiers in Public Health, 2023
BackgroundMyopia is a common cause of vision impairment worldwide. In China, the prevalence, the affected population, and the onset age of myopia are prominent issues.
Xuewei Zhou, Tong Liu, Tong Liu, Aimin Wu, Bo Cheng, Min Chen, Min Chen, Kaijun Wang, Kaijun Wang   +8 more
doaj   +1 more source

Corneal densitometry in high myopia [PDF]

BMC Ophthalmology, 2018
To investigate corneal densitometry values obtained using Scheimpflug tomography in normal and highly myopic (HM) eyes and to assess the differences in densitometry values between them.Highly myopic and normal corneas were examined using the Pentacam Scheimpflug imaging system. Corneal densitometry was automatically performed over a 12-mm diameter area,
Jing Dong, Yaqin Zhang, Haining Zhang, Zhijie Jia, Suhua Zhang, Bin Sun, Yongqing Han, Xiaogang Wang   +7 more
openaire   +3 more sources

Prevalence Patterns and Onset Prediction of High Myopia for Children and Adolescents in Southern China via Real-World Screening Data: Retrospective School-Based Study

Journal of Medical Internet Research, 2023
BackgroundPatients with high myopia have an increased lifetime risk of complications. The prevalence patterns of high myopia in children and adolescents in southern China are unclear.
Jieying Guan, Yingting Zhu, Qiuyue Hu, Shuyue Ma, Jingfeng Mu, Zhidong Li, Dong Fang, Xiaohua Zhuo, Haifei Guan, Qianhui Sun, Lin An, Shaochong Zhang, Peiwu Qin, Yehong Zhuo   +13 more
doaj   +1 more source

Simulations to Assess the Performance of Multifactor Risk Scores for Predicting Myopia Prevalence in Children and Adolescents in China

Frontiers in Genetics, 2022
Background: Myopia is the most common visual impairment among Chinese children and adolescents. The purpose of this study is to explore key interventions for myopia prevalence, especially for early-onset myopia and high myopia.Methods: Univariate and ...
Hong Wang, Hong Wang, Liansheng Li, Liansheng Li, Wencan Wang, Wencan Wang, Hao Wang, Youyuan Zhuang, Xiaoyan Lu, Guosi Zhang, Siyu Wang, Peng Lin, Chong Chen, Yu Bai, Qi Chen, Hao Chen, Jia Qu, Jia Qu, Liangde Xu, Liangde Xu   +19 more
doaj   +1 more source

Prevalence of myopia: A large-scale population-based study among children and adolescents in weifang, china

Frontiers in Public Health, 2022
PurposeThis study aimed to determine the prevalence of myopia among school-aged children and adolescents at the whole city level of Weifang, China.MethodsThis study was a large scale school-based cross-sectional study among children and adolescents aged ...
Jie Zhang, Zhenhua Li, Jiantao Ren, Wenting Wang, Jiazhen Dai, Cong Li, Xudong Huang, Xianyong Sun, Lei Liu, Lei Liu, Chunping Wang   +10 more
doaj   +1 more source

The increasing prevalence of myopia in junior high school students in the Haidian District of Beijing, China: a 10-year population-based survey

BMC Ophthalmology, 2017
Background Myopia is a leading cause of preventable blindness. Although, multiple cross-sectional epidemiological studies have confirmed that there is a high prevalence of myopia in high school-aged students in China.
Yan Li, Jia Liu, Pengcheng Qi
doaj   +1 more source

Novel Uses and Challenges of Artificial Intelligence in Diagnosing and Managing Eyes with High Myopia and Pathologic Myopia

Diagnostics, 2022
Myopia is a global health issue, and the prevalence of high myopia has increased significantly in the past five to six decades. The high incidence of myopia and its vision-threatening course emphasize the need for automated methods to screen for high ...
Ran Du, Kyoko Ohno-Matsui
doaj   +1 more source

Single-step Transepithelial photorefractive keratectomy in the treatment of mild, moderate, and high myopia: six month results

BMC Ophthalmology, 2018
Background To evaluate the safety, efficacy, and the refractive outcomes of single-step transepithelial photorefractive keratectomy (TransPRK) for the correction of mild, moderate, and high myopia.
Lei Xi, Chen Zhang, Yanling He
doaj   +1 more source

Associations of high myopia in childhood [PDF]

Eye, 2001
High myopia in early childhood is a recognised association of ocular and systemic disease. The aim of this study was to describe the types, pattern and frequency of these associations.All children presenting to two ophthalmology units over 3 years who were found to have high myopia were recruited.
J E, Marr, J, Halliwell-Ewen, B, Fisher, L, Soler, J R, Ainsworth   +4 more
openaire   +2 more sources

Acircularity and circularity indexes of the foveal avascular zone in high myopia

Scientific Reports, 2021
This study explored the association between foveal avascular zone (FAZ) parameters and high myopia using optical coherence tomography angiography. We divided 106 eyes of 106 patients into quartiles based on the axial length.
Helong Piao, Yue Guo, Haowei Zhang, Mi Sun Sung, Sang Woo Park   +4 more
doaj   +1 more source