Prevalence of myopia and its risk factors in elementary school students at coastal plain area of Nghe An province: A study in Viet Nam

• Author Details:   
• Thang Tat Tran
• Phong Duy Nguyen
• Quynh Thi Thuy Nguyen
• Dung Thuy Nguyen,
• Huynh Sa Nguyen ^*

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Aim: To determine the prevalence of myopia in elementary school students in coastal areas and related factors

Materials and Methods: Cross-sectional descriptive study was conducted on students at 5 primary schools in the coastal area. Total of 4305 students in grades 1 to 5 (aged 6 to 10 years old), were examined for refraction; uncorrected visual acuity (UCVA), noncycloplegic autorefraction, pupilloscopy, best corrected visual acuity (BCVA), slit-lamp examination, ophthalmoscopy. The student's parents to complete a questionnaire, to assess the factors.

Results: Primary school students in coastal Nghe An province, Vietnam had a myopia rate of 26.2%, lowest in 6 year old and highest in 10 year (p<0>

Conclusions: Research shows that coastal areas have a lot of sunshine, so the prevalence of myopia in elementary schools will be lower than in other areas.

Keywords: Myopia, Refractive errors, Elementary school.