【摘要】 目的　了解大学生膳食营养状况 ,为指导大学生合理膳食提供理论依据。方法　采用 2 4h回顾法对 2 2 1名学生进行连续 3d膳食调查。结果　男生的膳食营养状况比女生好 ,男生能量、蛋白质、碳水化合物摄入量低于中国居民膳食营养素推荐摄入量 (recommendednutrientintake ,RNI)标准的人数分别占总人数的 2 9.9%,2 6 .5 %,1 7.1 %,女生为 72 .1 %,55 .8%,1 7.6 %。男女生的能量、蛋白质、脂肪、维生素、矿物盐摄入量差异有非常显著性 (P <0 .0 1 )。结论　大学生膳食营养状况较差 ,膳食结构不合理 ,应全面增加各种营养素摄入量 ,合理搭配食物 ,以提高营养水平。更多还原

【Abstract】 Objective To know the nutritional status of university students and to provide theoretical proof to guide the diets of university students. Methods Dietary of 221 students were investigated by 24h food record for 3 days. Results Male students’ nutritional status was better than female students. Male students’ intakes of energy, protein, and carbohydrate were lower than the Recommended Nutrient Intake( RNI). The rates of normal RNI were 29.2%, 26.5%,17.1% in energy, protein and carbohydrate of male; 72.1%, 55.8%, 17.6% of female. There were prominent difference between male students and female students in the intakes of energy, protein, fat, vitamin and minerals(P<0.01).Conclusion The university students’ nutritional status is poor and their diets are unreasonable, the intakes of all kinds of nutrients should be increased, and reasonable diets should be formed in order to raise the nutritional status.更多还原