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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Using a mobile pill reminder to support medication compliance in South Africa

Mukandatsama, Cainos January 2014 (has links)
This project investigated how to develop a mobile intervention to support medication compliance for patients with chronic and acute diseases. Chronic diseases cannot be cured but can be controlled, usually by taking medication every-day. Therefore, it is very crucial for a patient with a chronic disease to take their medication on time to prevent complications or negative impact on their health. Due to the widespread use of mobile phones, having an automated mobile mechanism to remind patients to take medication is regarded as an effective way of supporting medication compliance. The focus of the research was on investigating how mobile health applications can be used to support patients with chronic and acute diseases in South Africa. Literature identified that medication compliance is low and that a need exists for an intervention to increase compliance. The main goal of this research was to produce a mobile health application to assist medication compliance and support patients with chronic and acute diseases in South Africa and investigate its perceived usefulness. The project made use of two field studies to substantiate its results. The first field study involved patients with chronic diseases and the second one involved patients with acute diseases. The feedback from the first field study and from a literature review was used to redesign the mobile application. The project also investigated the attitude of patients taking medication over a short period of time as well as how such patients compared with those taking chronic medication. The project identified the benefits and disadvantages of using an m-health application to support medication compliance based on the participants’ feedback and behaviour observed in using the application.
2

A national study of smartphone adoption factors in South Africa

Nainkin, Simon 12 1900 (has links)
Thesis (MBA)--Stellenbosch University, 2014. / Factors influencing the adoption of smartphones are not known in South Africa. Smartphone adoption globally is currently measured as being around forty-seven percent of all mobile phone users, with an expectation that it will be around the fifty per cent mark by 2017. Most of this growth will come from markets that are highly price-sensitive, and low-cost smartphones will allow users to shift from feature phones to smartphones, or they may skip the step of buying a feature phone altogether and upgrade directly to a smartphone. With one of the fastest growing smartphone adoption rates in the world. Primary data was collected using an online survey tool, and four hundred and twenty-six responses to the survey were collected. The survey instrument was designed to collect information regarding the smartphone attributes and features that are most pertinent to the smartphone purchasing decision. The research also profiled how consumers were currently using their mobile devices from a time and frequency perspective. This was done through descriptive and inferential statistical analysis of the sample data. The research adopted the Technology Acceptance Model (TAM) with three added constructs from the literature, being Entertainment, Security and Privacy, and Social Networking. The objective of the research, therefore, was to test the relationship of these constructs in relation to smartphone adoption by the sample collected. Inspection of the data was done through multiple logistic regression on respondent’s current adoption status of smartphones. Only PU (Perceived Usefulness) was measured to be significant after inferential statistical analysis, but this proved to have only minor influence on the overall multiple regression equation of the research. Entertainment was statistically not significant in the research, but was measured as very close to significance whenusing a confidence level alpha of 0.05. The application of the TAM model with added constructs proved to be successful, although the added constructs did not result in significance of the associated sample data. Respondents indicated that smartphone features such as battery life and the affordability of data were the most important to them in the decision of purchasing a smartphone. The descriptive data did reveal differing adoption trends among different race groups within South Africa, and it is recommended that this phenomenon be explored in further detail in future research.
3

Effectiveness of branded mobile apps on brand loyalty among Generation Y consumers

Chalomba, Nakuze January 2016 (has links)
A dissertation submitted in full fulfillment of the requirements for the degree of the Master of Commerce, School of Economic and Business Sciences, University of the Witwatersrand, December 2016 / The increasing level of consumer engagement with smartphones and tablets or ipods, and the proliferation of mobile applications in recent years have seen a rapid growth in branded apps. Marketers are creating branded mobile apps as a brand communication channel to attract new customers and potentially increase brand loyalty among current customers. Previous research has measured initial adoption or intention to adopt branded apps rather than continuance adoption. In South Africa, few studies have explored adoption of branded apps among generation Y consumers. To fill this gap, this research aims to determine the effectiveness of branded mobile apps in driving brand loyalty among generation Y consumers. To achieve this goal, the research uses Expectation Confirmation Theory (ECT) to explore the factors influencing satisfaction, continuance adoption of branded apps and brand loyalty. Using a quantitative research approach, a total of 406 valid self-administered questionnaires were collected by survey method, and structural equation modelling was employed in the data analysis. The results indicate that confirmation of expectations–functional value, social value and satisfaction significantly influence brand loyalty. When consumers confirmed expectations of branded apps, it directly led to positive perceptions of value and satisfaction. Consumer satisfaction was a significant driver of behavioural loyalty. Results also suggested that consumer confirmation of expectations and perceptions of value impacted on continuance intention indirectly through satisfaction. Perceived functional value was found to be an important direct booster of consumer’s decisions and behaviour to continue using branded apps, while social value was found to be an inhibitor of continuance intention. The relationship between continuance intention and brand loyalty was insignificant. Continuance intention was simply an intermediate response following satisfaction with prior usage. This study therefore confirmed and extended the (ECT), that satisfaction with a product or service was a prerequisite for establishing continuance intention and brand loyalty among consumers. / XL2018
4

The use of mobile commerce to improve the services of life insurance post sale activities

Afrifa, Rexford January 2008 (has links)
Mobile commerce, due to its inherent characteristics of mobility and reachability in enhancing personalized services provides an excellent means for life insurers to exploit such avenue in their service offerings. The objective of this study was to determine whether mobile commerce can be used to improve the services of life insurance post-sale activities. This objective was achieved with the relevant literature and empirical study. To accomplish the objective of this treatise, a triangulated research approach was selected and a multiple-case study consisting of four cases was conducted. The four cases selected comprised of leading insurers with large market share in the life insurance market in South-Africa. The primary data were collected through questionnaire and face-to-face interviews with selected respondents. The main finding shows that the respondents had a positive view about mobile commerce and its application in their companies. This was demonstrated by 80 percent of respondents who agreed that mobile commerce was more of an opportunity rather than a challenge or even a threat for the life insurance market. The results also indicate that customer relationship management, mobile messaging services and field service automation functions were used by all the insurers; although minor discrepancies were observed due to the efficiency of each firms IT infrastructure. The Internet was found to assist in the collection of more precise data, to increase service performing abilities. Some of the major obstacles that were found to hinder the deployment of mobile commerce in the industry were security concerns, low and infrequent internet usage and performance by supporting industries. Cumbersome and inefficient legacy systems were declared as the greatest technological weakness particularly by respondents from case 1 and 2. Conversely, hardware and network infrastructure, lack of software packages, lack of technical expertise and the fear of disintermediation was rated low in hindering the deployment of mobile commerce. However, according to the findings the key benefits derived from engaging in increased mobile commerce activities include enhancing customer contact and service, more transparency and speed of claims management, increasing client retention and policy extension rates hence increasing overall company profit.
5

Adaptive interfaces for mobile preference-based searching

Hill, Ryan Tebbutt January 2009 (has links)
Today's mobile computing devices provide a convenient means to search for points-of-interest (POIs) such as restaurants and accommodation. Mobile Preference-Based Search Tools (PBSTs) allow users to identify POIs such as restaurants or accommodation most suited to their needs and constraints using a mobile device. These devices however, have several design constraints including limited screen space and hardware capabilities. Adaptive User Interfaces (AUIs) have been proposed to address these issues but have not been extensively applied to mobile PBSTs such as mobile tourist guides. In addition, AUIs possess several benefits and advantages over static (traditional) interfaces, which do not take a user's preferences, skill set and experience into account. Little research, however, has been conducted into identifying the potential benefits of AUIs for mobile preference-based searching (PBS). The aim of this research was to determine the extent to which an AUI could improve the effectiveness and user satisfaction of mobile PBS. A literature study was conducted to determine the benefits and limitations of existing mobile PBSTs and determine how these could be improved. The potential benefits of AUIs for mobile PBSTs and a mobile map-based visualisation system were identified. A suitable model for incorporating an AUI into a mobile PBST was identified. The requirements for a mobile PBST were combined with the potentially adaptable objects of a Mobile Map-based Visualisation (MMV) system to provide adaptation suggestions for POInter, an existing mobile tourist guide. A field study using POInter was conducted in order to measure the extent to which participants agreed with suggestions provided for adapting the information, interaction and visualisation aspects of the system. These results were used to derive adaptation requirements for A-POInter, an adaptive version of POInter. Using a model-based design approach, an AUI was designed and implemented for A-POInter. An extensive field study was then conducted to evaluate the usability of the adaptations provided by A-POInter. The quantitative and qualitative data collected from the evaluations allowed the usability of A-POInter to be determined. The results of the field study showed that the participants were highly satisfied with the usability and the usefulness of the adaptations provided by A-POInter. Conclusions and recommendations for future work based on the results of the research were then outlined to conclude the dissertation.
6

Evaluating the effectiveness of mobile telecommunication services in Durban and Lagos.

Abatan, Omotayo Kayode. 11 September 2013 (has links)
Telecommunication includes voice, video and internet communication services. Thus, mobile telecommunication services involve voice communication, video streaming, graphics and television services at high speed. Technology development in mobile telecommunication has enabled users to exchange data using cell phones, laptops and other telecommunication devices. More so, understanding the concept of user experience is very important in the context of provision of mobile telecommunication services. This research will evaluate the effectiveness of mobile telecommunication services in Durban, South Africa and Lagos, Nigeria amongst first-year IT students of the University of KwaZulu-Natal and Lagos State University. The research is focused on the actual experience and perceptions of first-year IT students. The study will examine the factors that influence first-year IT students' judgment of the quality of mobile telecommunication services. It will also access the impact of quality of mobile telecommunication services on the loyalty of first-year IT students towards their network operator. However, Technology Acceptance Model (TAM) is the theory adopted for this research, which explains how attitude of users determine the intention to use technology and the intention eventually influences the overall use of such technology. The objectives of this research highlight opportunities associated with understanding first-year IT students' experiences and perceptions of mobile telecommunication services in UKZN, Durban and LASU, Lagos. Other opportunities include giving an insight into the operations of network providers, determine the quality of mobile telecommunication services and understanding the impact of mobile telecommunication services on students in UKZN and LASU. Another significance of this study allows network providers to understand students' behaviour and to respond to their preferences. / Thesis (M.Com.)-University of KwaZulu-Natal, Westville, 2011.
7

Location based services : developing mobile GIS applications

Mocke, Charl Anthony 12 1900 (has links)
Thesis (MSc (Geography and Environmental Studies))--University of Stellenbosch, 2005. / The substantial growth of the Internet during the past few years has sparked the adaptation of several fields of current technologies to its demanding and cutting-edge standards. Mobile wireless cellular engineering and Geographic Information Systems (GIS) are two such technologies. Integrating these two technologies has resulted in the possibility of providing a type of useful functionality in the form of a technological service to the public in terms of their geographical location, named Location Based Services (LBS). An LBS can be defined as any service or application that extends spatial information processing or GIS capabilities to end users via the Internet and/or wireless networks. Thanks to wireless cellular engineering, GIS, computer programming and a little intellectual ingenuity, LBS now has the ability to provide a solution to the persisting problem of the intractable incapability of prevalent technology to extend utile spatial information to a user in terms of his/her geographical location. The purpose of this study is to investigate how geographical information, derived from GIS processing, can be supplied and presented in a useful manner to users' mobile electronic devices, using today’s available technology. A sample LBS application will demonstrate how this is achieved in the South African context. It includes features such as position location, street finding, shortest street route calculation, and map display, all on a mobile cellular device. Relevant issues such as impending wireless cellular technology, development cycles, implementation, costs, revenues and shortcomings are also discussed.

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