The goal of the project: the study of students ' eyesight status elementary school Le Hong Phong, Hai Phong NGO Quyen, ages 6-10. Research methods: description of horizontal cut. Conclusion: the study on elementary school students 1454 Le Hong Phong, Ward Binh Of Dong Biwu, NGO Quyen district, Hai Phong ages 6-10 shows:1. reduce the speed of their eyesight is rising very fast when 6 years ... good vision constitute 90.56% rate, reduced vision is 9.42% but when to 10 years the number of children ... of good eyesight only 47.58%, children suffering from amblyopia amounting to 52.43%, 2. reduced rates of their vision from 6-10 years old occupying 29.67%.-29.80%. ... of good eyesight reached 70.2%,-70.33%, the speed decreased vision was at the level of code red.
đang được dịch, vui lòng đợi..