Bài báo khoa học

Objectives: To determine the rate of school refractive error and related factors. Subjects and methods: A cross-sectional study was carried out on 520 primary student from September 2020 to June 2021. Results: The primary student were male 51,75% and female 48,3%. The results showed that the primary students with myopia was 27,1%, The percentage of female primary students with myopia accounts for 50%-53%, the rate of male primary students with myopia accounts for 47% - 50%. The highest percentage of myopia primary students is for grade 4 students with the rate from 25 to 28.6%, the degree of myopia is at an average level with the rate of 54.6%, myopia in both eyes accounts for 83%, There were statistically significant relationships between the rate of cadets having refractive errors and family history.