Gingivitis in Vietnamese children

2688 primary school pupils and sencondary school children in the whole of the country, aged 6-11 years old, living in mountain, plain, central and northern areas, southern. A high prevalence of gingivitis inflammation of 42,7- 71,4% was concluded in all age groups, higher in rural area than in urban and increasing with the age. There fore the programme of dental oral care for school children in the whole of country, including oral hygiene education must be promoted.