经济、地区因素对成人营养状况的影响

对分布在湖北省不同地区的８０６名成人的膳食和体质状况调查的结果表明：成人热能、蛋白质、脂肪平均每人每日摄入量分别为１２．０５ＭＪ、８２．８ｇ和６８．８９；热能、蛋白质基本满足需要。热能摄入依农村、郊区、县城、城市顺序递减。城市和县城脂肪摄入明显高于郊区和农村，其中城市脂肪摄入比农村多４１．２ｇ。男性居民营养素摄入高子女性。随着经济收入提高，谷类食物供给热能和蛋白质下降，而动物性食物供给蛋白质及脂肪上升。另外，随着经济水平的提高，营养不良（ＢＭＩ＜１８．５）人群减少，超重（ＢＭＩ≥２５）人群增多，低收入组与高收入组间有极显著性差异（Ｐ＜０．０１）。

Influence of economic and regional factors on nutrition station of adult

Dietary and physical status of 806 adults living in different regions of Hubei province were analyzed. It shows that the average daily intake of energy, protein and fat is 12.05 MJ,82. 8g and 68. 8g, respectively. Energy and protein can basically meet the needs. The energy intake decreases successively in the order of rural, suburb, county seat and city. Fat intake in the cities and county seat is markedly higher than that in the suburbs and rural. It is 41.2g higher in the cities than in the rural. The nutrients intake in male residents is higher than that in females. With the income increasing, the energy and protein supplied from cereals decreases and the protein and fat supplied from animal food increases. With the economic level being raised, the part of malnutrition( BMI<18.5) decreases and the number of people with overweight( BMI≥25) goes up.There is a significant difference(P<0.01) between low-income group and high-income group.