objectives: the aim of this study was to investigate the efficiency of educational abstract  intervention based on precede educational method in the promotion of quality of life among the aged under the coverage of tehran cultural house of aged people 2009. the population of the aged [people] is increasing in all parts of the world even in developing countries. the increase of the number of the...

introduction: the development of an appropriate model for the quality control of an industrial wastewater treatment system can save the time as well as the cost. this study was performed to determine an appropriate model in order to predict the cod and tkn parameters by bod5 and nh4+ in the meybod industrial estate waste water treatment plant (wwtp). methods: this descriptive – analytical study...

introduction: self-assessment in healthcare is inevitable, like in all other sections. scarce resources, necessity of performance refining, vitality of provided services and quality of services are evidence for necessity of having a proper system of self-assessment of performance in this area. hence, the purpose of present study was to study areas of improvement based on european foundation for...

background: one issue of concern in water supply is the quality of water. measuring the qualitative parameters of water is time-consuming and costly. predicting these parameters using various models leads to a reduction in related expenses and the presentation of overall and comprehensive statistics for water resource management. methods: the present study used an artificial neural network (ann...

nowadays, with increasing service industries, service marketing and service quality have become an important challenge to organizations. the attempts of organizations in this situation are witnesses to this matter. in the past years, the organizations tried to reach service quality appropriation and satisfaction of self-external customers by concepts and approaches of external marketing. one of...

in this research, a new control policy for the acceptance sampling problem is introduced. decision is made based on the number of defectives items in an inspected batch. the objective of the model is to find a constant control level that minimizes the total costs, including the cost of rejecting the batch, the cost of inspection and the cost of defective items. the optimization is performed by ...

introduction: patient satisfaction is crucial to the long-run success in health care center. with regard to the highest patients’ referral to the emergency department and the existing challenges due to the patient’s need to urgent care, we aimed to evaluate health care services quality in this unit to find out whether the patients have different expectations from health care providers and if th...