Background and Objectives: The tendency to use drugs is a growing phenomenon, which is linearly increasing from early adolescence to early adulthood. This study aimed to determine the relationship between religious orientation and addiction potential with the mediatory roles of social support and self-efficacy among male adolescents in Zanjan Rood, Iran. Methods: This descriptive and correlati...

Land degradation is one of the most serious problems facing resource-poor tropical hillside farmers. Studies examining determinants of farmers’ decisions to invest in land improvement technologies have focused on economic and financial factors, neglecting individuals’ perceptions and awareness of the problems and how they affect land use and behavioral change that enhance environmental sustaina...

avo analysis is a technique which is widely used in industry and is applied on seismic prestack data. results from changes in seismic wave reflection amplitude versus offset can be used in extracting elastic properties and hence lithology and reservoirs pore fluid identification. before performing avo analysis studies, processing steps should be ensured that changes in reflection amplitude are ...

Main goal of research is to study the impact of internal marketing strategy on perceived service quality by clients at MCI. To achieve this, a descriptive research design was adopted. Statistical population consists of all employees of marketing department and clients of MCI in Tehran. And, out of this, 150 employees and 217 clients were selected by Cochran formula and simple random sampling as...

Multilevel modeling is often treated as if it concerns only regression analysis and growth modeling. Multilevel modeling, however, is relevant for nested data not only with regression and growth analysis but with all types of statistical analyses. This chapter has two aims. First, it shows that already in the traditional multilevel analysis areas of regression and growth there are several new m...

in the present study, through the application of self-determination theory the impact of work climate and social network size on the volunteers motivation were investigated. research type of this study is applied and research method type is descriptive. in this study active volunteers of tehran red crescent society were selected as statistical population .concerning the population of studied ce...

Objectives: Hypertension is a global major health challenge and mechanisms related to the risk factors associated with it are poorly understood. Therefore, we used structural modeling to test a hypothesized model to identify factors associated with hypertension.  Methods: A cross-sectional population based survey, was performed and the data related to a random representative sample of 9704 sub...

Intuitive eating (i.e., eating based on physiological hunger and satiety cues rather than situational and emotional cues) recently has gained recognition as an adaptive eating style. The present study explored a model of intuitive eating based on a foundation of acceptance with 2 samples of college women. Path analysis with the 1st sample (N 181) revealed that the acceptance model provided an e...