Studies on 5,050 pupils at 3 levels of primary education in Ha Noi, Nam Dinh and Thai Nguyen during 1999-2001 showed that: the myopia of pupils had increased by the learning grade. The myopia rate of pupils in urban areas is higher than that in suburb areas. Some factors were related closely to the rate of myopia including the lighting level inside classes, the dimensions of tables and desks, the sitting position of pupils in classes
Myopia ; Pupil

The survey was carried out on 2085 school children during the school year 2001-2002 at Tien Du distric (Bac Ninh) and Yen Mo distric (Ninh Binh). The proportion of school children having traumatic injuries amounted to 151.1/1000 (Tien Du) and 121.5/1000 (Yen Mo). Male school children were 1.1-2 times more likely to have traumatic injuries than female school children. Traumatic injuries in the home were 2.8-3.2 times more than traffic injuries. Traumatic injuries declined gradually with age. Most injuries were in the extremities: bruising, swelling and contusion
Wounds and Injuries ; Child

Study was performed in 6 district with Khmer students consisting of 10.596 girls and boys of primary to upper secondary levels from the years 1998 – 2000. Khmer student have lower physical development indicators compared to Kinh student of the same age. With a living enviroment in Kien Giang that has not been improved very much, the intellectual and economic development of Khmers is not yet very high. Therefore in certain diseases especially gastrointestinal, respiratory diseases, trachoma… the incidence is higher in Khmer than in Kinh pupils. The incidences is higher in Khmer than in Kinh pupils. The incidence of chronic diseases among Khmer pupils is also higher than Kinh pupils.
health, disease ; students

This research was undertaken in three provinces: Ha Noi, Thai Binh and Phu Tho with 4410 pupils aged 8 to14. The pupils studied are the children of 3 types of parents: Both parents are government workers; One parent is a government worker and the other works outsite the government; Both parents are farmers. The research findings show that pupils with both parents in government service have better physical development than the other groups. Pupils whose parents are both farmers had the lowest level of the physical development indicators. This is an important warning to the government for the need to pay special attention to improving the social, cultural and social lives of farmers in all regions to create good conditions for the future physical development of these children.
Students ; Occupations ; Parents ; growth & development