Investigation on dietary intake and nutritional status of residents in Guangxi province

Objective To understand the dietary and nutritional status of residents in Guangxi for reference to the strategy of nutriton improvement.Methods 4?268 households included 17?104 residents were selected from Guangxi through multistage stratified randomized cluster sampling.Household condiments data collected by weighting method,individual intakes by 3consecutive 24-hour recalls and body weight,height by physical examination,hemoglobin and vitamin A by assay.Results The average of energy intake was 9?226.2kJ per reference man per bay(urban 10?301.1?kJ,rural 8?877.5?kJ),accounted for 91.8% of RNI,protein was 64.4?g and fat was 75?g provided 11.9% and 31.3% of energy respectively.Retinol,riboflaine,thiamine,calcium,iron wear 527.3?μmRE,0.8?mg,1?mg,311.4?mg and 19.4?mg respectively.Animal food provided 37.4% of protein(urban 46.9%,rural 33.4%).Animal fat accounted for 74.7%of dietary fat(urban 54.7%,rural 81.9%).The proportion of malnutrition was 12.39%,obesty 9.1%,overweight 4.4%.The proportion of stunting of preschool children was 15.8%.The low birth weight proportion was 4.8%.The proportion of anemia was 16.8%(lactating women 24.1%,pregnant women 48.6%).Conclusion The general dietary and nutrition status have improved greatly in Guangxi.The intake of energy and protein fat was sufficient generally,the Retinol,riboflaine,thinamine,calcium was insufficient,the salt and sodium was over intake,the fat energy was higher than that of the standard.It was important to constitute Guangxi strategy of nutrition promotion to deal with the dual challenges of nutrition deficiency and overnutrtion-related diseases.