نتایج جستجو برای: شاخص z score

تعداد نتایج: 437310  

Journal: :Public health nutrition 2013
Kirsten Havemann Pat Pridmore Andrew Tomkins Kristine Dandanell Garn

OBJECTIVE To investigate the nutritional impact of a community-based programme that focused on social cohesion and action. DESIGN The change in nutritional status of children aged 12–60 months was examined over a period of 3 years in Makueni District in Eastern Province of Kenya in six communities in which an intervention programme of Participatory Learning and Action was introduced and in te...

Journal: :Journal of epidemiology and community health 2003
H Hawamdeh N Spencer

OBJECTIVE To study the effect of work related variables on the height, weight, and body mass index (BMI) of working boys aged 10-16 years. DESIGN Cross sectional survey. SETTING Irbid, Jarash, and North Jordan Valley in Jordan. PARTICIPANTS 135 working boys aged 10-16 years and their mothers. OUTCOME MEASURES Height for age z score; weight for age z score; BMI for age z score. RESULTS...

Journal: :Nutricion hospitalaria 2012
A Araujo Antunes A P Alves Pereira Rodrigues J Geraix L Vaz de Arruda Silveira P Câmara Marques Pereira Ma A Barros Leite Carvalhaes

BACKGROUND This study analyzed the phase-angle (PA) values of hospitalized HVI-infected patients by comparing them with those reported for a healthy population and investigated their relation with nutritional parameters. METHODS This is a cross-sectional study including 101 hospitalized patients diagnosed with HIV infection and evaluated by bioimpedance, anthropometry and biochemical tests. T...

2013
Samantha F. Ehrlich Lisa G. Rosas Assiamira Ferrara Janet C. King Barbara Abrams Kim G. Harley Monique M. Hedderson Brenda Eskenazi

In the present study, we estimated the association between pregnancy glucose levels and offspring body mass index (BMI) z scores at 2, 3.5, 5, and 7 years of age, as well as z score trajectories across this age range, among Mexican-American women without diabetes or gestational diabetes. Beginning in 1999–2000, the Center for the Health Assessment of Mothers and Children of Salinas prospectivel...

ژورنال: مرتع و آبخیزداری 2020

پیش‌بینی عملکرد گونه­های مرتعی، یکی از ابزارهای کارا در برنامه­ریزی و سیاست‌گذاری منابع طبیعی هر کشور اسـت. متغیرهای آب و هوایی از جمله بارش و دما، نقش مهمی در پیش‌بینی تولید گونه­های مرتعی دارند. در این تحقیق، به منظور تعیین اثرات خشکسالی بر تولید گونه­های گیاهی شاخص مراتع قوشه استان سمنان، اندازه­گیری تولید گونه­های شاخص منطقه در 30 پلات دو متر مربعی واقع بر دو ترانسکت به روش قطع و توزین و در...

Journal: :Dinasti International Journal of Economics, Finance & Accounting 2020

2014
Christina Riedel Nora Fenske Manfred J. Müller Sandra Plachta-Danielzik Thomas Keil Linus Grabenhenrich Rüdiger von Kries

BACKGROUND Children of mothers who smoked during pregnancy have a lower birth weight but have a higher chance to become overweight during childhood. OBJECTIVES We followed children longitudinally to assess the age when higher body mass index (BMI) z-scores became evident in the children of mothers who smoked during pregnancy, and to evaluate the trajectory of changes until adolescence. METH...

Journal: :iranian journal of blood and cancer 0
khadijeh arjmandi rafsanjani maryam razzaghy-azar leila zahedi-shoolami parvaneh vossough aliakbar modarres nima taheri

background: expansion of bone marrow cavity and decreased cortical and trabecular bone tissues and osteoporosis are resulted from beta-thalassemia. the aim of this study was to assess bone mineral density (bmd) in patients with β thalassemia major and intermedia, and to determine their biochemical and hormonal profiles that may affect bmd. materials and methods: in a cross sectional study from ...

Journal: :Physical review letters 2000
A G Street D Datta D B Gordon S L Mayo

Studies of lattice models of proteins have suggested that the appropriate energy expression for protein design may include nonthermodynamic terms to accommodate negative design concerns. One method, developed in lattice model studies, maximizes a quantity known as the " Z-score," which compares the lowest energy sequence whose ground state structure is the target structure to an ensemble of ran...

2011
Hyun Joon Jung Matthew Lease

Using supervised and unsupervised features individually or together, we (a) detect and filter out noisy workers via Z-score, and (b) weight worker votes for consensus labeling. We evaluate on noisy labels from Amazon Mechanical Turk in which workers judge Web search relevance of query/document pairs. In comparison to a majority vote baseline, results show a 6% error reduction (48.83% to 51.91%)...

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