PURPOSE A 6-month pilot study was conducted to test the assumption that an interactive, contextualized tooth brushing education program would impact the oral hygiene of low income students. METHODS The intervention consisted of an educational program focused on tooth brushing that included interactive sessions with dental professionals and teachers. School 1 students received instruction, too...

PURPOSE OF THE STUDY To explore the experience of older adults in their neighborhood in relation to perceived fall risk, fear of falling (FOF), and resources/strategies for fall prevention. DESIGN AND METHODS Fourteen older adults, 65 years of age and older from 3 urban senior centers, participated in this qualitative study. The semistructured interview guidelines and background questionnaire...

This controlled clinical trial tested virtual reality exposure (VRE) therapy for the fear of flying (FOF), a relatively new and innovative way to do exposure therapy, and compared it to standard (in vivo) exposure therapy (SE) and a wait list (WL) control with a 6- and 12-month follow-up. Eighty-three participants with FOF were randomly assigned to VRE, SE, or WL. Seventy-five participants, 25 ...

Mobile smart devices and services have become an integral part of our daily life. In this context there are many compelling scenarios for mobile device users to share resources. A popular example is tethering. However, resource sharing also raises privacy and security concerns. In this paper, we present CrowdShare, a complete framework and its (Android) implementation for secure and private res...

With the increasing popularity of social network systems, it’s valuable and important to provide well-designed and effective friend recommendation for users to achieve high loyalty of them. Although FOF is an effective and widely used friend recommendation algorithm, the straight-forward implementation of it needs increasingly large amount of computation power with the growth of the number of u...

This research was motivated by our work with the private investment group of an international bank. The objective is to construct fund-of-funds (FoF) that follow an absolute return strategy and meet the requirements imposed by the Value-at-Risk (VaR) market risk measure. We propose the VaR-Black Litterman model which accounts for the VaR and trading (diversification, buy-in threshold, liquidity...

A mixed-methods study examines the impact of pandemic-driven move to virtual learning on K-12 (kindergarten through twelfth grade) English teacher experiences in Saudi Arabia inform future development teaching country. Research is limited instruction country, and it just emerging pandemic’s education MENA region. The 35 subjects were educators who completed government-sponsored professional pro...

An important component of metacognition relates to the understanding and use of strategies. Thus, measuring and supporting students’ strategy understanding in complex open-ended learning environments is an important challenge. However, measuring students’ strategy use and understanding is a difficult undertaking. In this paper, we present our design for representing and supporting students in t...