搜索结果: 1-8 共查到“营养学 estimation”相关记录8条 . 查询时间(0.16 秒)
Total-body skeletal muscle mass:estimation by a new dual-energy X-ray absorptiometry method
Body composition nutritional assessment skeletal muscle mass magnetic resonance imaging dual-energy X-ray absorptiometry
2016/12/19
Background: Skeletal muscle (SM) is an important body-composition component that remains difficult and impractical to quantify by most investigators outside of specialized research centers. A lar...
An estimation of selenium requirements for New Zealanders
thyroxine supplementation requirements
2016/6/1
Current US dietary recommendations for selenium
are based on maximization of plasma glutathione peroxidase
(GSHPx) activity according to data from one study of
Chinese men.
Portion-size estimation training in second- and third-grade American Indian children
Portion-size estimation diet assessment dietary intake
2016/5/31
Training in portion-size estimation is known to
improve the accuracy of dietary self-reporting in adults, but
there is no comparable evidence for children. To obtain this
information, we studied 11...
Nutrient estimation from an FFQ developed for a black Zimbabwean population
FFQ Nutrient estimation
2008/4/23
There is little information in the literature on methods of food composition database development to calculate nutrient intake from food frequency questionnaire (FFQ) data. The aim of this study is to...
Validity of a self-administered food frequency questionnaire (FFQ) and its generalizability to the estimation of dietary folate intake in Japan
FFQ a self-administered food
2008/4/23
In an epidemiological study, it is essential to test the validity of the food frequency questionnaire (FFQ) for its ability to estimate dietary intake. The objectives of our study were to 1) validate ...
Estimation of energy requirements in a controlled feeding trial
stable weight activity factor controlled feeding study
2016/12/29
This was a multicenter, randomized controlled feeding trial with participants of the Dietary Approaches to Stop Hypertension Trial. For 11 wk, the amount of food participants received was adjusted to ...
Estimation of the net acid load of the diet of ancestral preagricultural Homo sapiens and their hominid ancestors
Nutrition evolution acid base dietary net acid load protein cereal grains energy-dense nutrient-poor foods
2016/12/20
Background: Natural selection has had < 1% of hominid evolutionary time to eliminate the inevitable maladaptations consequent to the profound transformation of the human diet resulting from...
Estimation of nonheme-iron bioavailability from meal composition
Iron bioavailability absorption biochemical composition nonheme iron phytic acid phytate ascorbic acid, vitamin C animal tissue content
2016/6/3
Background: Considerable data are available on the individual
effects of dietary factors on nonheme-iron absorption, but
their combined effect when they are present in the same meal
is not known.
...