purpose the aims of the present study were to investigate (i) the changes in participation and performance and (ii) the gender difference in triple iron ultra-triathlon (11.4 km swimming, 540 km cycling and 126.6 km running) across years from 1988 to 2011. methods for the cross-sectional data analysis, the association between with overall race times and split times was investigated using simple...

PURPOSE The purpose of this study was to determine pediatric dentists' participation in the California Medicaid program and investigate barriers to participation. METHODS A 24-question mail-in survey with a follow-up was sent to all pediatric dentists in California with questions including demographics, Medicaid participation, and barriers to participation. Data were analyzed using descriptiv...

objectives: in this study, assessed the reliability, validity, and predictive power of a new version of the reasons for living inventory for adolescents among iranian adolescents in the city of kermanshah. methods: to examine this study a group of 400(189 males and 211 females) adolescent in high schools of kermanshah and adolescents that attempt to suicide and cared in emam khomeini hospital s...

Studies on experts' understanding of the public have mainly focused on the views of scientists. We add to the literature on constructions of the public by analyzing the views of decision-makers, professional science communicators and scientists involved in 'space' communication on the public and public participation in policy. Findings show that contextual situations and roles determine the way...

This paper examines engagement with an online discussion forum, aiming to identify the different levels of participation and to investigate factors that encourage or discourage student participation. The case involved the posing of a short real-life problem via a forum on the university’s virtual learning environment. An in-class survey was conducted to identify students’ participation and atti...

BACKGROUND Web-based health risk assessment (HRA) programs can be effective in primary prevention of cardiovascular diseases (CVD). Insight into determinants of participation could improve implementation in the workplace. AIMS To evaluate determinants of participation and reasons for non-participation in a web-based HRA offered to 5125 employees at four Dutch financial and information technol...

BACKGROUND Examination of factors independently associated with participation in mortality followback surveys is rare, even though these surveys are frequently used to evaluate end-of-life care. We aimed to identify factors associated with 1) participation versus non-participation and 2) provision of an active refusal versus a silent refusal; and systematically examine reasons for refusal in a ...