四川农村贫困地区儿童膳食营养状况评价-我国居民的膳食营养状况.docx
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1、四川农村贫困地区儿童膳食营养状况评价:我国居民的膳食营养状况 目的 了解四川农村儿童膳食养分状况, 为农村儿童养分干预供应依据。方法 随机抽取四川省某县3个乡514名3 10岁农村儿童为探讨对象,采纳24 h膳食回顾法和食物频率法进行膳食调查,并以中国居 民膳食养分素参考摄入量(DRIs)为标准,评价膳食能量和各养分素摄入状况。结 果 调查对象膳食以粮谷类、蔬菜水果类为主;能量达到80RNI者占18.5,碳 水化合物、脂肪和蛋白质的供能比分别为67.2,20.4和12.4;蛋白质达到80RNI者 占11.7,钙和铁摄入量达到80AI值者分别为0.9和36.2。锌和视黄醇摄入量达到EAR 值的儿
2、童分别为12.4和17.9,铁和视黄醇均主要来源于植物性食物。结论 四川农村儿童膳食结构不合理,能量和各种养分素摄入普遍不足。 养分状况;膳食;评价探讨;儿童;贫困区 R 179 R 153.2 R 155.1 A 1000-9817(2007)08-0676-03 Evaluation of Dietary Nutrients Status Among Rural Children in Sichuan P rovince/LIN Li*, ZENG Guo, LIU Zu-yang, et al. * Department of Nutr ition and Food Hygiene, H
3、uaxi Public Health School,Sichuan University.Chengdu(61 0041), China Objective To investigate the status of dietary en ergy and nutrients intakes and to provide evidence for nutritional interventionamong rural children. MethodsBy random sampling, 514 childrenaged 3 to 10 were selected from three cou
4、ntries of Sichuan Province. Dietary su rvey was performed with 24-hour food recall and food frequency methods. The diet ary data were analyzed and evaluated by the Chinese DRIs in 2000.Resul tsDietary pattern for subjects mainly consisted of grains, vegetablesand fruits. The ratio of energy intakes
5、above the 80% RNI f or subjects was 18.7%, and the energy ratio from carbohydrate, fat and protein w ere 67.2%, 20.4% and 12.4% respectively. The ratio of protein intakes above the80% RNI for subjects were 12.3%, and 32.6% of protein intake was from soybean an d animal food. The ratio of persons abo
6、ve the 80% AI of calcium and Fe were 0.9%and 36.6% respectively, and that above EAR of zinc and retinol were 11.8% and 1 4.4% respectively. Iron and retinol were mainly from plant foods. Conclu sionForthe rural children of Sichuan Province, the dietary pattern is unreasonable andintakes of energy an
7、d nutrients are not enough. Naturitional status;Diet;Evaluation studies;Child ;Poverty areas 联合国儿童基金会2006年5月发布的儿童养分进展报告指出,全球仍有1.46亿儿童营 养不良1。据2002年中国养分与健康调查显示,近年来我国儿童的养分不良发病 率虽有所下降,但缺铁性贫血、钙不足、维生素A缺乏问题仍旧不容忽视2。四川 省地处西部,经济落后,养分缺乏病尤其是维生素A、锌、铁缺乏仍较普遍,儿童生长发育 未达到志向水平3。合理膳食是预防各种养分缺乏病的重要途径,也是儿童健康 成长的首要条件。本探讨旨在
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