Dietary survey in a unit of armed police forces:a comparison between food weighing and chemical analysis
10.7644/j.issn.1674-9960.2015.11.005
- VernacularTitle:称重法和化学分析法在武警某部膳食调查中的应用与比较
- Author:
Lingling PU
;
Jingyu WEI
;
Weina GAO
;
Zhenchuang TANG
;
Nan HU
;
Lingyan LI
;
Ming CHEN
;
Changjiang GUO
- Publication Type:Journal Article
- Keywords:
dietary intakes;
nutrients;
dietary survey;
calculated value;
analysed value
- From:
Military Medical Sciences
2015;(11):831-834
- CountryChina
- Language:Chinese
-
Abstract:
Objective To assess the differences in nutrient composition by chemical analysis method and weighing method,A corps of armed police forces daily dietary nutrient intakes were investigated in Tianjin,to understand the status of the actual intakes of dietary nutrient.Methods A dietary survey was performed using the weighing method and with ref-erence to China food composition database in 2002.The intake of each nutrient was calculated through chemical analysis;Nutritional analysis was used in the collection of duplicate food portions during the dietary survey.Results For most of the main dietary nutrients(protein,fat and carbohydrates),minerals (Na,K,Mg,Ca,Zn,Cu and Se)and vitamins (β-car-otene,vitamin E,thiamine,riboflavin,vitamin C,niacin,and vitamin A),the calculated values of intakes were found to exceed those obtained via chemical analysis.Conclusion Differences of the two methods of dietary survey were ultimately due to the analysed values were below the calculated ones.So it is necessary to improve methods of food storage and trans-portation in order to obtain adequate nutrition and to improve the health of troops.
