Obesity is one of the most serious public health challenges of the 21st century and it is a threat to the life of people according to World Health Organization. In this scenario, family environment is important to establish healthy habits which help to reduce levels of obesity and control overweight in children. However, little efforts have been focused on helping parents to promote and have he...

This paper presents an empirical study based on a set of measures to evaluate the usability of mobile applications running on different mobile operating systems, including Android, iOS and Symbian. The aim is to evaluate empirically a framework that we have developed on the use of the Software Quality Standard ISO 9126 in mobile environments, especially the usability characteristic. To do that,...

introduction: nowadays, the widespread distribution of hospital information systems (his) in healthcare institutions requires professional evaluation to assess the practical usefulness of these applications. nursing staff are the largest group of staff in a hospital and play an important role in the adoption and evaluation of hiss. methods: this was a descriptive, analytic, cross-sectional stud...

According to Brooke [3] " Usability does not exist in any absolute sense; it can only be defined with reference to particular contexts. " That is, one cannot speak of usability without specifying what that particular usability is characterized by. Driven by the feedback of a reviewer at an international conference, I explore in which way one can precisely specify the kind of usability they are ...

Usability Studien über unterstützende technische Komponenten im Gesundheitswesen sind bislang die Ausnahme. Insbesondere mobilen Werkzeugen wurde bisher wenig Beachtung geschenkt, was auf den geringen Routineeinsatz dieser Geräte zurück zu führen ist. In der vorliegenden Arbeit werden erstmals Ergebnisse aus einer multizentrischen, externen Evaluation zur Benutzerfreundlichkeit von Handheld Ger...

Throughput (TP) has been a fundamental metric in quantifying input system performance. TP is a concept based on Fitts’ law, an essentially two parameter (a, b) relationship between movement time (MT) and Fitts’ index of difficulty (ID). In part thanks to ISO 9241-9, the final draft international standard (FDIS) of “Ergonomic requirements for office work with visual display terminals Part 9: Req...

Maintenance plays an important role in the life cycle of a software product. It is estimated that there are more than 100 billion lines of code in production in the world. As much as 80% of it is unstructured, patched and not well documented. Maintenance can alleviate these problems. The purpose of this paper is to explore the use of the Capability Maturity Model (CMM) to improve the quality of...