搜索结果: 1-15 共查到“observational study”相关记录23条 . 查询时间(0.14 秒)
Artificially sweetened beverages, sugar-sweetened beverages, plain water, and incident diabetes mellitus in postmenopausal women: the prospective Women’s Health Initiative observational study
diabetes mellitus sweetened beverages diet soda sweetening agents nonnutritive sweeteners
2018/11/15
Background: Sugar-sweetened beverages (SSBs) have been associated with an increased risk of diabetes mellitus (DM), whereas the association with artificially sweetened beverages (ASBs) is unclear.
Mann-Whitney Test with Adjustments to Pre-treatment Variables for Missing Values and Observational Study
Dimension reduction Kernel smoothing Mann-Whitney statistic Missing out- comes Observational studies Selection bias
2016/1/25
The conventional Wilcoxon/Mann-Whitney test can be invalid for comparing treatment effects in the presence of missing values or in observational studies. This is because the missingness of the outcome...
Mann-Whitney Test with Adjustments to Pre-treatment Variables for Missing Values and Observational Study
Dimension reduction Kernel smoothing Mann-Whitney statistic
2016/1/20
The conventional Wilcoxon/Mann-Whitney test can be invalid for comparing treatment effects in the presence of missing values or in observational studies. This is because the missingness of the outcome...
Short children with a low midupper arm circumference respond to food supplementation: an observational study from Burkina Faso
MUAC moderate acute malnutrition stunting treatment undernutrition
2018/11/27
Background: The management of children with moderate acute malnutrition (MAM) is based on food supplementation in outpatient programs. When midupper arm circumference (MUAC) is used as the sole admiss...
Changes in plasma phosphate during in-patient treatment of children with severe acute malnutrition: an observational study in Uganda
refeeding syndrome hypophosphatemia therapeutic feeding severe acute malnutrition phosphorus diarrhea rice porridge children Africa
2018/11/28
Background: Children treated for severe acute malnutrition (SAM) are at risk of refeeding hypophosphatemia. Therapeutic diets have only recently become fortified with phosphorus to meet United Nations...
Energy and macronutrient intake after gastric bypass for morbid obesity: a 3-y observational study focused on protein consumption
body composition energy intake gastric bypass protein intake weight loss
2018/11/23
Background: The effect of a Roux-en-Y gastric bypass (RYGB) on body weight has been amply documented, but few studies have simultaneously assessed the evolution of energy and macronutrient intakes, en...
Perceived protein needs and measured protein intake in collegiate male athletes:an observational study
Perceived protein measured protein intake collegiate male athletes
2015/7/22
Protein needs for athletes are likely higher than those for the general population. However, athletes may perceive their protein needs to be excessively high. The purpose of this research was to compa...
ACTUAL AND PRESCRIBED ENERGY AND PROTEIN INTAKES FOR VERY LOW BIRTH WEIGHT INFANTS: AN OBSERVATIONAL STUDY
Very Low Birth Weight Infants Protein Nutrition Growth Velocity Infant
2015/1/22
Objectives: To determine (1) whether prescribed and delivered energy and protein intakes during the first two weeks of life met Ziegler’s estimated requirements for Very Low Birth Weight (VLBW) infant...
Prenatal exposure to methyl mercury from fish consumption and polyunsaturated fatty acids: associations with child development at 20 mo of age in an observational study in the Republic of Seychelles
child development maternal fish consumption methyl mercury polyunsaturated fatty acids docosahexaenoic acid arachidonic acid n–6:n–3
2018/12/24
Background: Fish is a rich source of n–3 polyunsaturated fatty acids (PUFAs) but also contains the neurotoxicant methyl mercury (MeHg). PUFAs may modify the relation between prenatal MeHg exposure and...
City on the “River of Awe”: An Historical & Observational Study of Missoula’s Urban River Greenway
River of Awe Missoula’s Urban River Greenway
2015/1/7
This project was informed by a number of individuals to whom I am very thankful. Without the enthusiasm and guidance of my advisor, Sarah Halvorson, this project would not have been as rewarding a...
Coffee, Tea Consumption and Endometrial Cancer Risk: Women's Health Initiative Observational Study
coffee caffeine tea endometrial cancer hormones
2014/11/6
Approximately 40,000 women in the U.S. are diagnosed with endometrial cancer annually. Biological data suggest coffee or tea consumption may lower endometrial cancer risk through estrogenic and insuli...
Urinary Melatonin Levels and Risk of Postmenopausal Breast Cancer in the Women's Health Initiative Observational Study
breast cancer postmenopausal melatonin invasive
2014/11/6
Prior studies have observed a link between night shift work and increased risk of breast cancer. Melatonin, a hormone related to circadian rhythm, has been proposed to lower breast cancer risk by inhi...
Observational Study of Solar Magnetic Active Phenomena
Sun: activity flares magnetic fields
2010/9/17
The electric current separated into two parts reflected the quantative properties of heterogeneity and chirality of magnetic field, and defined them as the shear and twist components of current. We an...
Evaluating pediatric risk of mortality (PRISM) score in a pediatric critical setting: A prospective observational study in Children’s Medical Center
Severity of illness PRISM score Mortality prediction Outcome assessment
2009/12/24
The pediatric risk of mortality (PRISM) score is a measure of illness severity based on abnormalities observed on bedside examination and laboratory assessment at pediatric Intensive care Unit (PICU) ...
The interaction of northern wind flow with the complex topography of Crete Island–Part 1:Observational study
northern wind flow complex topography Crete Island Observational study
2009/12/10
The island of Crete with its mountain ranges is an excellent example of a major isolated topographic feature, which significantly modifies the regional airflow as well as the pressure and temperature ...