objectives: this study aimed to evaluate and analyze the ergonomic behaviors order to select the best work shift group in an iranian petrochemical company, in 2010. methods: the methodology was based on the ergonomic behavior sampling (ebs), and performed using electre method. in this study 1147 behaviors were observed. results: the results indicated that 43.6% of workers’ behaviors were unergo...

Succinonitrile dendrites, growing under steady-state conditions, are subjected to a rapid change in pressure. This leads to a rapid change in thermal driving force from the corresponding change in equilibrium melting temperature due to the Clapeyron effect, and a change in the far-field temperature due to adiabatic temperature changes in the bulk liquid and solid. This allows us to observe a de...

background the pre-marital sex and live-in relationship among young people are increasing at an alarming rate. remote consequences of such high risk behaviors are increase in the incidence of stds (including hiv), unsafe and illegal abortion, adolescent pregnancy and motherhood, single mother child/abandoned child, juvenile delinquency and many more. objectives the aim of this study was to inve...

We examined reactivity of staff behavior to observations of their work performance. After training 2 job coaches to reduce completion of break activities for supported workers, we evaluated job-coach behavior using both conspicuous and inconspicuous observations. Results indicated that both coaches completed none of the activities when observations were conspicuous but most of the activities wh...

conclusions the strengthening of spiritual and religious attitudes among drug users encourages them to engage in and justify actions that are relevant to their health. when this happens, their quality of life increases significantly. objectives the aim of this study was to compare the spiritual health of addicts and people with a normal quality of life in the city of birjand, iran. patients and...

background: when people maintain positive attitudes during life, their beliefs orientation will be highly beneficial to their health. in other words, those who have optimistic expectations report better physical health which is the result of their better psychological compatibility. the present study aimed to investigate the effect of educational intervention based on theory of planned behavior...

Observational data (i.e., data that records observations and measurements) plays a key role in many scientific disciplines. Observational data, however, are typically structured and described in ad hoc ways, making its discovery and integration diÆcult. The wide range of data collected, the variety of ways the data are used, and the needs of existing analysis applications make it impractical to...