BACKGROUND Work Ability Index (WAI) is a well-known and valid self-report tool that has been widely used in various studies to identify and avoid early retirement and work-related disability. Nevertheless, very few studies have been carried out to evaluate work ability in Iran. We aimed to investigate the WAI and the effect of work-related stress on it among Iranian workers. METHODS A cross-s...

The aerial spray prediction model AgDRIFT embodies the computational engine found in the near-wake Lagrangian model AGricultural DISPersal (AGDISP) but with several important features added that improve the speed and accuracy of its predictions. This article summarizes those changes, describes the overall analytical approach to the model, and details model implementation, application, limits, a...

The present paper aims at studying factors affecting knowledge workers’ productivity in national Iranian Oil Company, using descriptive survey method. 90 experts working at staff divisions were sampled, using census method and responded to a reliably confirmed questionnaire. One sample t test revealed at α= 0.05 that individual level factors, such as competence, job satisfaction, proficiency ha...

Imagine that you get such certain awesome experience and knowledge by only reading a book. How can? It seems to be greater when a book can be the best thing to discover. Books now will appear in printed and soft file collection. One of them is this book a social worker s reflections on power privilege and oppression guest editorial personal account. It is so usual with the printed books. Howeve...

BACKGROUND This study identifies the percentage of opioids prescribed for compensated workplace conditions in Manitoba, Canada and whether Workers Compensation Board (WCB) status is associated with higher prescription opioid doses. METHODS Opioid prescriptions for WCB recipients were linked with databases housed at the Manitoba Center for Health Policy. Duration of continuous opioid prescript...

background : one of the criteria of health equity is having health insurance coverage. construction workers and their families are one of the most vulnerable populations regarding diseases and accidents. thus, this study was conducted with the aim to determine the utilization rate of health services among construction workers ‎and their families. methods: in this descriptive-analytical study, t...