We survey general techniques and open problems in numerical lin ear algebra on parallel architectures We rst discuss basic principles of parallel processing describing the costs of basic operations on parallel ma chines including general principles for constructing e cient algorithms We illustrate these principles using current architectures and software systems and by showing how one would imp...

In Mexico, many seniors are alone for most of the day or live in public nursing homes. Simple interaction with computer systems is required for older people. This is why we propose the exploration of a medium well known by seniors, such as the television (TV). The primary objective of this study is to improve the quality of life of seniors through an easier reminder system, using the television...

BACKGROUND Interventions to improve delivery of preventive medical services have been shown to be effective in North America and the UK. However, there are few studies of the extent to which the impact of such interventions has been sustained, or of the impact of such interventions in disadvantaged populations or remote settings. This paper describes the trends in delivery of preventive medical...

Reminder systems can improve compliance with care standards, yet reminder delivery parameters and associations with other success factors have not been fully understood. In this study, we assessed patient preferences for reminder delivery in a psychiatry ambulatory service, using both quantitative and qualitative analyses. Results from a survey showed that most patients had a positive attitude ...

Missed appointments are an avoidable cost and resource inefficiency which impact upon the health of the patient and treatment outcomes. Health care services are increasingly utilizing reminder systems to manage these negative effects. This study explores the effectiveness of reminder systems for promoting attendance, cancellations, and rescheduling of appointments across all health care setting...

Objectives: Since forgetfulness is the major cause of missed appointments, reminder systems can be used prior to appointments. The present study aimed to evaluate the efficacy of different reminders [e-mails, social networks, telephone, and short message service (SMS)] in order to reduce missed appointments by orthodontic patients. Methods: Of a total of 751 active orthodontic patients, 379 we...

BACKGROUND Disgust sensitivity is defined as a predisposition to experiencing disgust, which can be measured on the basis of the Disgust Scale and its German version, the Questionnaire for the Assessment of Disgust Sensitivity (QADS). In various studies, different factor structures were reported for either instrument. The differences may most likely be due to the selected factor analysis estima...

BACKGROUND Non-attendance is common in primary care and previous studies have reported that reminders were useful in reducing broken appointments. OBJECTIVE To determine the effectiveness of a text messaging reminder in improving attendance in primary care. DESIGN Multicentre three-arm randomized controlled trial. SETTING Seven primary care clinics in Malaysia. Participants. Patients (or ...

The growing numbers of elderly is inevitable. As we get older, we will experience some memory declines, thus an assistive technology such as reminder system is recommended. However, the uptake of reminder system is still low. Many researchers from the western countries are interested in exploring the use of reminder system as part of assistive technology for the elderly. Nevertheless, no resear...