重庆市城乡居民膳食结构分析

目的]了解重庆市城乡居民膳食结构和营养状况,为今后开展营养教育和营养改善工作提供科学依据。方法]依据2002年中国居民营养与健康状况调查重庆地区的资料,分析重庆市城乡居民的膳食结构。结果]重庆市城乡居民平均每人日摄入能量分别为2 413.6 kcal和2 538.2 kcal,达RDA（Recommended Dietary Allwance,RDA）的101.0%和106.1%。蛋白质和脂肪分别为65.8 g和94.6 g,提供能量分别为10.9%和36.9%。钙476.6 mg,达RDA的59.6%。膳食能量的53.2%来自谷类,蛋白质的43.5%来自谷类。动物脂肪占膳食脂肪的37.7%。结论]重庆市居民的膳食特点为水果、奶及奶制品摄入不足,改善居民的膳食模式应以调整不平衡膳食结构为主要目的。

ANALYSIS ON DIETARY PATTERN AND NUTRITIONAL STATUS OF CHONGQING RESIDENTS

Objective ] To understand the dietary pattern and nutritional status of residents in Chongqing, and to provide scientific evidence for nutrition improvement. Methods] The data of Chongqing area from 2002 National Nutrition and Health Survey were used to analyze the dietary pattern of Chongqing residents. Results] The average of daily energy intake of urban and rural residents respectively was 2 413.6 kcal per capita and 2 538.2 kcal per capita, which accounted for 101.0% and 106.1% of the RDA. The daily intake of protein and fat respectively was 65.8 gram per capita and 94.6 gram per capita, which provided 10.9% and 36.9% of energy. And the daily intake of calcium was 476.6mg per capita, reached 59.6% of the RDA. Cereals provided 53.2% of the dietary energy and 43.5% of protein. Animal fat accounted for 37.7% of the dietary fat. Conclusions] The intakes of fruits, milk and milk products are deficiency for Chongqing residents, and some measures should be taken to improve the unbalanced dietary pattern.