Increasing prevalence of myopia and the impact of education in primary-school students in Xi'an, north-western of China

• DOI: 10.3389/fpubh.2022.1070984
• Publication Date: 2022-12-19T05:15:16Z
• Authors: Lu Ye; Yan-qi Yang; Guo-yun Zhang; Wen-jun Wang; Mei-xia Ren; Pan Ge; Jian Zhang; Nan Zhang; Xing-zhou Liu; Ming-lei Zhang; Yu-jiao Tong; Liang-cai Lu; Mo-qi Lv; Dang-xia Zhou; Cheng Pei
• Keywords: Male; China; Adolescent; 4. Education; prevalence; cross-sectional studies; Xi'an city; primary school; 3. Good health; 03 medical and health sciences; 0302 clinical medicine; Prevalence; Myopia; Humans; Educational Status; Female; myopia; Public Health; Public aspects of medicine; RA1-1270; Child; Students; north-western China

The present study was performed to detect the prevalence of myopia among primary-school students in Xi'an, north-western China.The a school-based with aged from 6 13 years old. All individuals underwent ophthalmological examination and spherical equivalent (SE) refractive error were measured non-cycloplegic refraction. Myopia defined as SE ≤ -0.5 diopters (D), further divided into three stratified groups based on SE: low (≤ >-3.0 D), moderate -3.0 >-6.0 high -6.0 D). Relative risk factors, including age, sex, grade ethnicity investigated using questionnaire.A total 4,680 eligible for this survey 4,654 (99.4% participation rate) finally included (51.2% boys). mean age participants 8.756 ± 1.727 years. whole city-level 57.1% (95% CI: 55.7-58.6%). Additionally, low, moderate, 45.0% 43.5-46.4%), 11.1% 10.2-12.0%), 1.0% 0.7-1.3%), respectively. Moreover, (education level) instead sex most essential factor overall (OR = 1.844, 95% 1.605-2.119), an increase by 84.4% per seen. Furthermore, similar associations significant 1.613, 1.385-1.877) 2.186, 1.693-2.823), meanwhile, demonstrated 61.3 118.6% grade, None factors myopia.The non-negligible China, gradual increasing proportion education level.