The study inclúed 1500 children age under 5 in 30 communes, Ha Tay province in 2002. Children were chosen ramdomly to measure the high, weight and the nutritional status was classified based on WTO criteria. Results showed that the malnutrition rate of children under 5 years old was 25.1% (weight/age), among that mild malnutrition rate (level I) was 23.5%, moderate malnutrition (level II) was n1.5% and severe malnutrition (level III) was 0.1%. The malnutrition weight/age rate among children was 29%, lower than that of 2001. The malnutrition rate for heigh was decreasing. This figure in 2002 was 4.4%.
Nutritional Status ; Child

From Feb.2002 to 31 Dec.2003, HaTay Preventive Medicine Centre developed a pilote model encouraging an ubiquitous (100%) use of condom in some entertainment establishments in HaDong and SonTay. The rate of condom users enhanced among sex workers from 78% to 95%; the quantity of condoms sold in those entertainment places increased, the incidence of STD decreased in the group of entertainment receivers and sex workers, blenorhage from 17,8% to 11,2%, flagellosis 16,4% to 5,2%, syphilis 0,28% to 0,176%, HIV infection 2% to 1%
Condoms ; risk factors ; epidemiology