Based on the revised social contact theory, correlates of cross-ethnic friend nomination among 580 African American, 948 Asian-descent, 860 Latino, and 3986 White adolescents were examined. Socioeconomic and academic disparities between ethnic groups differentiated cross-ethnic friend nomination between schools for all groups but African Americans. For all groups, cross-ethnic friend nomination...

Abstract Background and purpose: Overweight and obesity are the health problem in adolescents and the main purpose of this study was to evaluate this problem and some socio-demographicrelated factors among two ethnic groups in Iranian northern primary school children in 2010. Materials and Methods: This was a descriptive and cross-sectional study that performed on 4165 students (Turkman = 2852a...

There is a geographic variation in the occurrence of cancers in populations of this part of the world. This retrospective study is an attempt to see the patterns of cancers in major ethnic groups of Assam and to identify any variation of cancer patterns in these ethnic groups. The data on cancer of different ethnic groups were obtained from the Hospital Cancer Registry of a regional cancer cent...

In most studies of the impact of ethnic diversity on economic growth, diversity is hypothesized to affect growth through its effect on macroeconomic policies. This article shows that most measures of ethnic diversity (including the commonly used ELF measure) are inappropriate for testing this hypothesis. This is because they are constructed from enumerations of ethnic groups that include all of...