نتایج جستجو برای: 21 hours are more risky
تعداد نتایج: 6057563 فیلتر نتایج به سال:
background: intimate partner violence (ipv) and risky sexual behaviors are serious and overlapping public health problems that disproportionately affect drug-involved women. despite the fact that drug-using women experience extensive ipv, to date, no studies have investigated the association of ipv and risky sexual behaviors among drug-using women in iran. methods : drug-using women (n =120) we...
BACKGROUND Although several studies have examined the link between specific working conditions and health behaviours, very few have comparatively assessed the health behaviours of different occupational groups. AIMS To compare protective and risky health behaviours among police officers, ambulance workers, hospital staff (doctors and nurses) and office workers, prompted by the need to identif...
3,537 men enrolling in 2007 for mandatory army recruitment procedures were assessed for the co-occurrence of risky licit substance use among risky cannabis users. Risky cannabis use was defined as at least twice weekly; risky alcohol use as 6+ drinks more than once/monthly, or more than 20 drinks per week; and risky tobacco use as daily smoking. Ninety-five percent of all risky cannabis users r...
Acknowledgements This project was funded by a grant from the " Stichting Parkinson Fonds " , Hoofddorp, the Netherlands. We would like to thank all participants for their cooperation in the study. Abstract 1 Depression, a common non-motor symptom of Parkinson's disease (PD), is accompanied by impaired 2 decision making and an enhanced response to aversive outcomes. Current strategies to treat d...
wireless sensor networks (wsns) are one of the most interesting consequences of innovations in different areas of technology including wireless and mobile communications, networking, and sensor design. these networks are considered as a class of wireless networks which are constructed by a set of sensors. a large number of applications have been proposed for wsns. besides having numerous applic...
This paper employs a the variable returns to scale DEA model to take account of risky assets and estimate the operating efficiencies for the 21 domestic listed securities firms during the period 2005-2009. Evidence is found that on average the brokerage securities firms’ operating efficiencies are better than integrated securities firms. Evidence is also found that the technical inefficiency fr...
PURPOSE The aim of this present study is to investigate the prevalence of alcohol and substance abuse (ASA) and its relationship with other risky driving behaviors among motorcycle drivers. METHODS This is a cross sectional study which is performed at Shiraz city of Iran. Data from motorcycle drivers were collected using a standard questionnaire in eight major streets at different times of th...
investigating the feasibility of a proposed model for geometric design of deployable arch structures
deployable scissor type structures are composed of the so-called scissor-like elements (sles), which are connected to each other at an intermediate point through a pivotal connection and allow them to be folded into a compact bundle for storage or transport. several sles are connected to each other in order to form units with regular polygonal plan views. the sides and radii of the polygons are...
Research on risky choice has been dominantly based on studies of choice between two alternatives, with the findings often generalized to environments with more than two alternatives. One prominent claim of this research is that choices differ with respect to risk when alternatives are described (the description paradigm) as opposed to experienced (the experience paradigm): Individuals appear to...
One of the most serious health threat, which in recent years as one of the most important problems in society is considered due to rapid changes in society, from health organizations, law enforcement and social policy makers, the prevalence of risky behaviors are adolescents. This study aimed to determine the prevalence of risky behaviors in adolescents in high school in 1390 was Ghorveh. Met...
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