background: previous researches reported inconclusive findings on the interaction of helicobacter pylori (h.pylori) infection with body indices, although, most of these studies used body mass index (bmi) to assess such an association. the aim of this study was to investigate the association of h.pylori seropositivity with anthropometric indices as well as blood pressure (bp) among a group of yo...

Sport-fish introductions are now recognized as an important cause of amphibian decline, but few researchers have quantified the demographic responses of amphibians to current options in fisheries management designed to minimize effects on sensitive amphibians. Demographic analyses with mark-recapture data allow researchers to assess the relative importance of survival, local recruitment, and mi...

Effective outdoor educators need to understand the developmental characteristics of students to best tailor programs to capitalize upon their capabilities. To the extent that learning is a primary objective of outdoor education programs, understanding our students’ intellectual processes, specifically, can enhance our effectiveness in achieving this goal. This article presents several framework...

population in all countries plays a fundamental role in economic growth and economic development. but besides absolute size and growth rate of population, the more important factor will be “age structure” or “age distribution” of population, because it can be as source of many economical, social, and political challenges. in this research, we investigate effect of changes in population shares i...

background: to investigate the prevalence of metabolic syndrome (mets) in young chinese population and assess the as­sociation between homa-ir and different components of mets in young chinese men. methods: overall 5576 young chinese subjects (age range [19-44 yr], 3636 men) were enrolled in, who visited our health care center for a related health checkup from march to december 2008. the intern...

juvenile idiopathic arthritis is the leading cause of hip replacement in young children. however, arthroplasty in this population is challenging with several concerns about quality of the growing bone, young age for revision surgery, and difficulties in potential several revisions. in this study we introduce a case of a 12-year old who is one of the youngest patients to undergo revision hip art...

conclusions our comprehensive literature review showed that our study was the first investigation in iran and the region, which determined the prevalence of nafld based on tissue diagnosis. we believe that the prevalence of nafld/nash in our donors can represent the overall prevalence in this age group in iran. results among 116 cases, two were diagnosed as probable nash. there was a significan...

Trends in suicide among age groups 10-14, 15-19, and 20-24 in Portugal are analyzed for the period 1963-1983. Differences are noted between the north and south and between urban and rural areas. Consideration is also given to the impact on suicide rates of changes over time in the educational system and in the economy. (SUMMARY IN ENG AND FRE)

introduction census data of iran show that about 68.5% (1956) to 29% (2011) of rural population has decreased over the past half-century. rural population has rapidly declined over the last half century and is influenced by several factors, one of which is rural- urban migration. although the percentage of rural to urban migration (20%) and urban to rural one (17%) from 1996 to 2006 show less d...