نتایج جستجو برای: age composition
تعداد نتایج: 1001173 فیلتر نتایج به سال:
OBJECTIVES Describe the characteristics of body composition, somatotype, basic physical qualities, dermatoglyphics and bone age regarding sexual maturation stages of boys. METHODS A transversal study was carried out in 136 boys, between 10 and 14 years of age. Clinical assessment, physical examination and radiography of wrists and hands to calculate bone age were performed. RESULTS A tenden...
The relationship between students' school environment and exercise habits is complex, and is affected by numerous factors. However, the few studies that have been conducted on this relationship have reported inconsistent results, especially regarding Taiwanese students. We conducted this cross-sectional study to investigate the association of school environment and after-school physical activit...
High-intensity interval training (HIIT) consists of short intervals of exercise at high intensity intermitted by intervals of lower intensity and is associated with improvement of body composition and metabolic health in adults. Studies in overweight adolescents are scarce. We conducted a randomized controlled trial in overweight adolescents to compare acceptance and attendance of HIIT with or ...
OBJECTIVE The combination of twho anthropometric parameters has been more appropriate to assess body composition and proportions in children, with special attention to the Body Mass Index (BMI), as it relates weight and length. However the BMI values for the neonatal period have not been determined yet. This study shows the BMI for newborns at different gestational ages represented in a normal ...
BACKGROUND To date, no studies have attempted to estimate body shape biological age using clinical parameters associated with body composition for the purposes of examining a person's body shape based on their age. OBJECTIVE We examined the relations between clinical parameters associated with body composition and chronological age, and proposed a model for estimating the body shape biologica...
The origin of Earth's Moon has been a perplexing mystery for many decades. Lunar samples have been obtained indicating an age of the Moon to be roughly 60-120 Myr [1,2] younger than the Calcium Aluminum Inclusions in the chondritic meteorites. Updated measurements indicate an age difference of 70-110 Myr [3,4]. Additional information has been obtained for the composition of the Moon relative to...
PURPOSE The purpose of our research was to compare the body mass index (BMI) and selected anthropometric parameters in asthmatic and non-asthmatic pubescents. MATERIAL AND METHODS The study group consisted of 64 asthmatic boys and 45 girls; the control group consisted of 68 nonasthmatic boys and 48 non-asthmatic girls. All the children were 12-14 years old. We measured anthropometric paramete...
BACKGROUND The present study aims to increase bicycling and level of physical activity (PA), and thereby promote health in parents of toddlers, by giving access to different bicycle types. There is a need for greater understanding of e-bikes and their role in the transportation network, and further effects on PA levels and health. Moreover, longtail bikes could meet certain practical needs not ...
the purpose of this quantitative study was to investigate the relation between efl teachers’ self-efficacy beliefs and their success. moreover, the study was an analysis of the teacher age, gender and years of teaching experience, to examine the manner in which these factors relate to teacher self-efficacy as defined by bandura (1997) and teaching effectiveness as evaluated by their own student...
در این مطالعه در پلیمر حساس به دما با استفاده از پلیمریزاسیون محلول n- ایزو پروپیل آکریل آمید با وینیل استات و آلیل گلایسیدیل اتر ایمینو اسید(age- ida) توسط واکنش جانشینی حاصل شد. پلیمریزاسیون در حضور دی اتیل اتر و 2،2’- آزوبیس بوتیرونیتریل(آغازگر) و در دمای c°70 انجام شد. هر دو پلیمر سنتزی در این دما یک فاز قابل جداسازی را از خود نشان می-دهند؛ در ادامه رفتارهای پلیمر مشتق شده از age/ ida در جذ...
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