the aim of this research was to study those motivations underlying computer sport games in the youth. this study used a survey and cross – sectional method. the population consisted of 302 students of yazd university. the data were collected by the revised scale of computer sport games. results of the empirical test of the scale distributed among the participants in computer sport games showed ...

A mathematical method for calculation of the minimum cross-sectional area of a thickener is presented by obtaining minimum laboratory batch settling test data, a function, which is called settling function, is derived. This function is found to be in the form of a polynomial of third order. The settling function and mass flux relation are used for the design of thickener. The method predict...

Purpose: To investigate associations between computer use data and sleep quality among university students. Materials and Methods: This descriptive, cross-sectional study was performed on 312 students of Tehran University of Medical Sciences, Iran. Data was collected using Epworth Sleepiness Scale (ESS), Insomnia Severity Index (TSI), Pittsburgh Sleep Quality Index (PSQI), and a background...

Background: This study aimed to investigate and compare the social skills of students addicted to computer games with normal students. The dependent variable in the present study is the social skills. Methods: The study population included all the students in the second grade of public secondary school in the city of Isfahan at the educational year of 2009-2010. The sample size included 564 stu...

background and purpose: presently, the method of medical teaching has shifted from lecture-based to computer-based. the learning style may play a key role in the attitude toward learning computer. the goal of this study was to study the relationship between the learning style and attitude toward computer among iranian medical students. methods: this cross-sectional study included 400 medical st...

Background: Computer usage has rapidly grown. This is because it helps to resolve problems, i.e., encountered in daily life by individuals. Various monitor screens that have been developed affect the userchr('39')s eyes. Screen size is one of the relevant impacts. Thus, this study compared the immediate effects of two computer screen sizes on visual fatigue in Video Display Terminal (VDT) users...

conclusions the potential risk and prevalence of ulmsds among computer users of medical sciences university were less than those of technical-engineering university due to following ergonomic principles. rula found to be a proper method for the assessment of the ergonomic risk factors of the ulmsds in order to prevent such disorders. background along with widespread use of computers, work-relat...