BACKGROUND Regular and daily physical activity during childhood and at school is one of the important part of requirements of normal growth, development and well-being. To achieve physical activity promotion among school child aged population recess as outside of class time efforts is scheduled and allows students to engage in physical and social activities. The purpose of the present study was...

background and pupose: after two decades of expansion of universities of medical sciences and increasing the number of medical sciences students as one of the most attainable solutions for the problem of substandard status of iranian community health, recently, quality-based policies in medical education have taken priority over most of the national health plans. we conducted this study to dete...

BACKGROUND The prevalence of metabolic syndrome (MetS) is increasing among children and adolescents. However, the prevalence of this disorder varies based on its different definitions. This study aimed to determine the prevalence of MetS in Iranian adolescents in junior high and high schools according to the definitions provided by the International Diabetes Federation (IDF) and De Ferranti. ...

Background: Malnutrition is a widespread problem in developing countries. Information on nutritional status of primary school children are not enough in Iran and India. The present study, made to assess prevalence of undernutrtion, stunting and wasting among urban school children in Mumbai in India and Ahwaz in Iran. Methods: Height and weight of 4570 including 2234 Iranian (1016 boys, 1218girl...

In 2010, the PRISE Research Group developed a new student outcome variable, SASS, using state measures of high school success in science and college readiness. This variable was used to determine the relationships of school support practices and teacher characteristics to positive student outcomes in science. New analyses completed during the 20102011 school year by the PRISE Research Group ind...

In present study, it was examined that how parent collaboration with school and student, affect students’ math achievement, and how this effect varies across schools. . (NELS) data set includes 24.599 8 grade students from 1042 high schools throughout the U.S. in 1988. In this data set some of the topics covered are school, work, parent’s educational background. By using two-level HLM), an atte...

The combined effects of standards-based reforms and accountability demands arising from recent technological and economic changes, say Tom Corcoran and Megan Silander, are requiring high schools to accomplish something they have never been required to do-ensure that substantially all students achieve at a relatively high level. Meeting that challenge, say the authors, will require high schools ...

This article examines the impact of private high schools vs. public high schools on the academic performance of 15,270 undergraduate students registered at Ball State University. Students who went to religious high schools seem to outperform their private and public school counterparts. However, the impact of this advantage is a relatively small increase (0.055–0.073) in GPA on a four-point sca...

We investigate how “top-N percent” policies in college admission affect diversity at the high-school level. It is well understood that these policies produce incentives for students to relocate to schools with weaker competition. We show theoretically that such school arbitrage can neutralize the policy at the college level but may partially desegregate high schools. These predictions are suppo...