BACKGROUND The aim of our study was to evaluate the incidence, mechanisms and anatomic sites of injuries of the Turkish National Men's Football Team over six years. METHODS The affected anatomic site, incidence rate, type of injury, and applied treatment procedures were recorded by the medical staff. Official and friendly games and training sessions over the period January 2000 - December 200...

Every day, a multitude of people express their opinions regarding diverse entities, such as services, places and products, in blogs (e.g., The BBC “Have Your Say” Blog), online forums (e.g., slashdot.org) and review sites (e.g., www.amazon.com). This constantly growing availability of opinionated content has created massive amounts of extremely valuable information. Currently, search engines ar...

Users’ affective evaluation of websites upon mere exposure hasn’t been studied extensively despite its essential influence on attitude and use decision. Based on psychological and information systems (IS) literature, this paper investigates three affect-related concepts and their effects: affective cues, perception of positive affective quality (PPAQ), and perception of negative affective quali...

Cases like Target.com show that there is still uncertainty about the precise meaning of “web accessibility”, about how to identify accessibility problems, and about when to claim that a web site is accessible. In this paper I suggest that the only way to change this is by focussing on sustainable accessibility, i.e. by shaping and establishing effective accessibility processes that can be susta...

In the context of public introductions to emerging technologies, this study examined effects of priming and Web site interactivity on adolescents’ attitude development and information processing. In a four (priming) by three (interactivity levels) experiment, participants (N = 273) were required to search for and process Web-based information about ecogenomics. Results showed that priming ecoge...

Electronic commerce has grown rapidly in recent years. However, surveys of online customers continue to indicate that many remain unsatisfied with their online purchase experiences. Clearly, more research is needed to better understand what affects customers’ evaluations of their online experiences. Through a large dataset gathered from two online websites, this study investigates the importanc...

BACKGROUND Websites that address national public health issues provide an important mechanism to improve health education and services in resource limited countries. This article describes the development, promotion and initial evaluation of a national website to increase access to information and resources about prevention of mother-to-child transmission of HIV (PMTCT) among healthcare workers...

Statistical power depends on the size of the effect of interest. However, effect sizes are rarely fixed in psychological research: Study design choices, such as the operationalization of the dependent variable or the treatment manipulation, the social context, the subject pool, or the time of day, typically cause systematic variation in the effect size. Ignoring this between-study variation, as...

OBJECTIVES To see whether telling peer reviewers that their signed reviews of original research papers might be posted on the BMJ's website would affect the quality of their reviews. DESIGN Randomised controlled trial. SETTING A large international general medical journal based in the United Kingdom. PARTICIPANTS 541 authors, 471 peer reviewers, and 12 editors. INTERVENTION Consecutive ...

This research aims to suggest key design characteristics that are necessary for developing usable e-commerce websites in the Arab world. A comprehensive usability evaluation of four leading Arab e-commerce websites was conducted using the heuristic evaluation method. The results identified major and minor usability problems and major and minor good design characteristics on the selected website...