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22
May, 2013
Wednesday

behaviour

Assessing Vaccination Sentiments with Online Social Media: Implications for Infectious Disease Dynamics and Control

Salathé M, Khandelwal S. PLoS Comput Biol, 7(10)

There is great interest in the dynamics of health behaviors in social networks and how they affect collective public health outcomes, but measuring population health behaviors over time and space requires substantial resources. Here, we use publicly available data from 101,853 users of online social media collected over a time period of almost six months to measure the spatio-temporal sentiment towards a new vaccine. We validated our approach by identifying a strong correlation between sentiments expressed online and CDC-estimated vaccination rates by region.
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Published: 13 October 2011 |
Keyword(s): Behaviour, Public Health, Social Media, Vaccines

Evaluation of a telemedicine system for heart failure patients: Feasibility, acceptance rate, satisfaction and changes in patient behavior Results from the CARME (CAtalan Remote Management Evaluation) study

Domingo M et al, European Journal of Cardiovascular Nursing, 2011

BACKGROUND:
Telemedicine can be useful for managing heart failure (HF), but patient acceptance of telemedicine and its impact on patient behavior are unclear. AIMS: To assess a telemedicine program in a HF Unit.

METHODS AND RESULTS:
This sub-analysis of the CARME study assessed the use of an interactive telemedicine platform. This prospective intervention study had a before/after design with HF patients randomized 1:1 into two groups: A) Motiva system (educational videos, motivational messages, and questionnaires); and B) Motiva system+telemonitoring of blood pressure, heart rate and weight. Of 211 patients screened, 44 were excluded, 62 did not consent to participate and 8 withdrew consent prior to installation of the system.
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Published: 12 March 2011 |
Keyword(s): Behaviour, Disease Management, Heart Failure, ICT, Satisfaction, Telemedicine, Telemonitoring

Online interventions for social marketing health behavior change campaigns: a meta-analysis of psychological architectures and adherence factors

Cugelman B et al, J Med Internet Res, 13(1)

Background:
Researchers and practitioners have developed numerous online interventions that encourage people to reduce their drinking, increase their exercise, and better manage their weight. Motivations to develop eHealth interventions may be driven by the Internet’s reach, interactivity, cost-effectiveness, and studies that show online interventions work. However, when designing online interventions suitable for public campaigns, there are few evidence-based guidelines, taxonomies are difficult to apply, many studies lack impact data, and prior meta-analyses are not applicable to large-scale public campaigns targeting voluntary behavioral change.
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Published: 14 February 2011 |
Keyword(s): Adherence, Behavioral Medicine, Behaviour, Internet, Web Based Intervention, Web based service

Testing a Dutch web-based tailored lifestyle programme among adults: a study protocol

Schulz DN et al, BMC Public Health, 11

Background
Smoking, high alcohol consumption, unhealthy eating habits and physical inactivity often lead to (chronic) diseases, such as cardiovascular diseases and cancer. Tailored online interventions have been proven to be effective in changing health behaviours. The aim of this study is to test and compare the effectiveness of two different tailoring strategies for changing lifestyle compared to a control group using a multiple health behaviour web-based approach.
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Published: 16 February 2011 |
Keyword(s): Behaviour, Lifestyle, Netherlands, Randomized Controlled Trials, Web Based Intervention

Case Study: An Ethics Case Study of HIV Prevention Research on Facebook: The Just/Us Study

Bull SS et al, Journal of Pediatric Psychology, 2011

OBJECTIVE:
To consider issues related to research with youth on social networking sites online.

METHODS:
Description of the data collection process from 1,588 participants in a randomized controlled trial testing the efficacy of HIV prevention education delivered on Facebook. Using respondent-driven sampling, staff-recruited participants are encouraged to recruit up to three friends to enroll in the study.
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Published: 3 February 2011 |
Keyword(s): Behaviour, Confidentiality, Consent, Ethics, facebook, HIV, Research, Security, Social Networks

Factors affecting home care patients’ acceptance of a web-based interactive self-management technology

Or CKL et al, J Am Med Inform Assoc, 18(1)

Objective
With the advent of personal health records and other patient-focused health technologies, there is a growing need to better understand factors that contribute to acceptance and use of such innovations. In this study, we employed the Unified Theory of Acceptance and Use of Technology as the basis for determining what predicts patients’ acceptance (measured by behavioral intention) and perceived effective use of a web-based, interactive self-management innovation among home care patients.
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Published: 3 December 2010 |
Keyword(s): Behaviour, Home Care, Innovation, Patient, Perceived usefulness, Self Management, Web

Which Intervention Characteristics are Related to More Exposure to Internet-Delivered Healthy Lifestyle Promotion Interventions? A Systematic Review

Brouwer W et al, J Med Internet Res, 13(1)

Background:
The Internet has become a popular medium for the delivery of tailored healthy lifestyle promoting interventions. The actual reach of Internet-delivered interventions seems, however, lower than expected, and attrition from interventions is generally high. Characteristics of an intervention, such as personally tailored feedback and goal setting, are thought to be among the important factors related to of use of and exposure to interventions. However, there is no systematic overview of which characteristics of Internet-delivered interventions may be related to more exposure.
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Published: 6 January 2011 |
Keyword(s): Behaviour, Exposure, Internet, Lifestyle, Systematic Review, Web Based Intervention

Outcomes of Minimal and Moderate Support Versions of an Internet-Based Diabetes Self-Management Support Program

Glasgow RE et al, Journal of General Internal Medicine, 25(12)

OBJECTIVE:
Internet and other interactive technology-based programs offer great potential for practical, effective, and cost-efficient diabetes self-management (DSM) programs capable of reaching large numbers of patients. This study evaluated minimal and moderate support versions of an Internet-based diabetes self-management program, compared to an enhanced usual care condition.
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Published: 17 August 2010 |
Keyword(s): Behaviour, Diabetes Mellitus, Disparities, Internet, Self Management, United States

The spread of behavior in an online social network experiment

Centola D. Science, 329(5996)

How do social networks affect the spread of behavior? A popular hypothesis states that networks with many clustered ties and a high degree of separation will be less effective for behavioral diffusion than networks in which locally redundant ties are rewired to provide shortcuts across the social space. A competing hypothesis argues that when behaviors require social reinforcement, a network with more clustering may be more advantageous, even if the network as a whole has a larger diameter.
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Published: 3 September 2010 |
Keyword(s): Behaviour, Online, Social Networks, United States

Surfing depth on a behaviour change website: Predictors and effects on behaviour

Jacobs N, De Bourdeaudhuij I, Claes N. Informatics for Health & Social Care, 35(2)

The primary objectives of the present study were to gain insight into website use and to predict the surfing depth on a behaviour change website and its effect on behaviour. Two hundred eight highly educated adults from the intervention condition of a randomised trial received access to a medical intervention, individual coaching (by e-mail, post, telephone or face-to-face) and a behaviour change website. Website use (e.g. surfing depth, page view duration) was registered. Online questionnaires for physical activity and fat intake were filled out at baseline and after 6 months. Hierarchical linear regression was used to predict surfing depth and its effect on behaviour.
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Published: March 2010 |
Keyword(s): Behaviour, Websites

A theoretical model of health information technology usage behaviour with implications for patient safety

Holden RJ, Karsh B. Behaviour & Information Technology, 28(1)

Primary objective:
Much research and practice related to the design and implementation of information technology in health care has been atheoretical. It is argued that using extant theory to develop testable models of health information technology (HIT) benefits both research and practice.
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Published: January 2009 |
Keyword(s): Behaviour, Design, Health Information Technology, Implementation, Patient Safety

Text Messaging as a Tool for Behavior Change in Disease Prevention and Management

Cole-Lewis H, Kershaw T. Epidemiologic Reviews, 32(1)

Mobile phone text messaging is a potentially powerful tool for behavior change because it is widely available, inexpensive, and instant. This systematic review provides an overview of behavior change interventions for disease management and prevention delivered through text messaging. Evidence on behavior change and clinical outcomes was compiled from randomized or quasi-experimental controlled trials of text message interventions published in peer-reviewed journals by June 2009. Only those interventions using text message as the primary mode of communication were included.
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Published: 30 March 2010 |
Keyword(s): Behaviour, Cellular Phone, Disease Management, Disease prevention, Intervention Studies, mHealth, SMS

Effect of point-of-care computer reminders on physician behaviour: a systematic review

Shojania KG et al, CMAJ, 182(5)

Background:
The opportunity to improve care using computer reminders is one of the main incentives for implementing sophisticated clinical information systems. We conducted a systematic review to quantify the expect ed magnitude of improvements in processes of care from computer reminders delivered to clinicians during their routine activities.
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Published: 8 March 2010 |
Keyword(s): Alerts and Reminders, Behaviour, Physicians, Point of Care, Systematic Review

Does Online Health Information Seeking Act Like a Health Behavior: A Test of the Behavioral Model

Chisolm, Deena J., Telemedicine and e-Health, 16(2)

Objective:
This analysis tests the hypothesis that health information search can be modeled using the behavioral model, a tool traditionally used for other healthcare behaviors.

Materials and Methods:
The Pew Internet and American Life August 2006 Survey was used to model five selected Internet health information seeking behaviors: information on a specific disease, diet and nutrition, mental health, complementary and alternative medicine, and sexual health. Each behavior was modeled using hierarchical logistic regression with independent variables of predisposing factors (age, race, sex, and education), enabling factors (home Internet access, Internet experience, and high-speed access), and need factors (health status, chronic health condition, and current health crisis).
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Published: 16 February 2010 |
Keyword(s): Behaviour, Health Information, Internet, Search, United States, User profile

Using the Internet to Promote Health Behavior Change: A Systematic Review and Meta-analysis of the Impact of Theoretical Basis, Use of Behavior Change Techniques, and Mode of Delivery on Efficacy

Webb, Thomas L. et al, J Med Internet Res, 12(1)

Background:
The Internet is increasingly used as a medium for the delivery of interventions designed to promote health behavior change. However, reviews of these interventions to date have not systematically identified intervention characteristics and linked these to effectiveness.

Objectives:
The present review sought to capitalize on recently published coding frames for assessing use of theory and behavior change techniques to investigate which characteristics of Internet-based interventions best promote health behavior change. In addition, we wanted to develop a novel coding scheme for assessing mode of delivery in Internet-based interventions and also to link different modes to effect sizes.
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Published: 17 February 2010 |
Keyword(s): Behaviour, Internet, Lifestyle, Review

A Wheelchair Steered through Voice Commands and Assisted by a Reactive Fuzzy-Logic Controller

Pires, Gabriel, and Urbano Nunes, Journal of Intelligent and Robotic Systems, 34(3)

This paper describes new results with a Reactive Shared-Control system that enables a semi-autonomous navigation of a wheelchair in unknown and dynamic environments. The purpose of the reactive shared controller is to assist wheelchair users providing an easier and safer navigation. It is designed as a fuzzy-logic controller and follows a behaviour-based architecture.
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Published: 1 July 2002 |
Keyword(s): Behaviour, Disabled Persons, Fuzzy Logic, Wheelchair

Efficacy of an Internet-Based Behavioral Intervention for Adults With Insomnia

Ritterband, Lee M. et al, Arch Gen Psychiatry, 66(7)

Context
Insomnia is a major health problem with significant psychological, health, and economic consequences. However, availability of one of the most effective insomnia treatments, cognitive behavioral therapy, is significantly limited. The Internet may be a key conduit for delivering this intervention.
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Published: 1 July 2009 |
Keyword(s): Behavioral Internet Intervention, Behaviour, Cognitive Behavioral Therapy, Insomnia, Internet, Lifestyle

Evaluation of an Innovative Communication Technology in an Acute Care Setting

Vandenkerkhof, Elizabeth G. et al, Computers Informatics Nursing, 27(4)

Wireless technology in healthcare has been associated with communication-related improvements in workflow; however, there are barriers to adoption. The purpose of this study was to assess perceptions and attitudes of staff toward the use of a wireless communication device (Vocera, Vocera Communications, Inc., San Jose, CA) and to compare communication patterns before and after implementation.
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Published: 1 July 2009 |
Keyword(s): Acute Care, Adoption, Behaviour, Canada, Communication, Implementation, Patient Outcomes, Patient Safety, Portable Communication, Theory of Planned Behavior, Wireless

A survey of health-related activities on second life

Beard, Leslie et al, J Med Internet Res, 11(2)

Background:
Increasingly, governments, health care agencies, companies, and private groups have chosen Second Life as part of their Web 2.0 communication strategies. Second Life offers unique design features for disseminating health information, training health professionals, and enabling patient education for both academic and commercial health behavior research.

Objectives:
This study aimed to survey and categorize the range of health-related activities on Second Life; to examine the design attributes of the most innovative and popular sites; and to assess the potential utility of Second Life for the dissemination of health information and for health behavior change.

Methods:
We used three separate search strategies to identify health-related sites on Second Life. The first used the application’s search engine, entering both generic and select illness-specific keywords, to seek out sites. The second identified sites through a comprehensive review of print, blog, and media sources discussing health activities on Second Life. We then visited each site and used a snowball method to identify other health sites until we reached saturation (no new health sites were identified). The content, user experience, and chief purpose of each site were tabulated as well as basic site information, including user traffic data and site size.

Results:
We found a wide range of health-related activities on Second Life, and a diverse group of users, including organizations, groups, and individuals. For many users, Second Life activities are a part of their Web 2.0 communication strategy. The most common type of health-related site in our sample (n = 68) were those whose principle aim was patient education or to increase awareness about health issues. The second most common type of site were support sites, followed by training sites, and marketing sites. Finally, a few sites were purpose-built to conduct research in SL or to recruit participants for real-life research.

Conclusions:
Studies show that behaviors from virtual worlds can translate to the real world. Our survey suggests that users are engaged in a range of health-related activities in Second Life which are potentially impacting real-life behaviors. Further research evaluating the impact of health-related activities on Second Life is warranted.

Published: 22 May 2009 |
Keyword(s): Behavioral Research, Behaviour, Health Education, Second-Life, Survey, User-Computer Interface, Virtual Systems, Virtual Worlds, Web 2.0

User information seeking behaviour: Perceptions and reality. An evaluation of the WHO Labresources Internet portal

Madle, Gemma et al, Informatics for Health and Social Care, 34(1)

Evaluation on Internet portals is a key component of any online resource development. Understanding user information seeking behaviour and user perceived behaviour is essential to obtain the full picture of user needs, online activities and draw lessons to improve the design of Internet portals to better meet user expectations. This article discusses the evaluation of a WHO Internet portal: the Labresources website. The evaluation investigates user satisfaction with the resource, usability, demographic information about users and how well they could complete specific tasks using the website and compared this with the actual online behaviour revealing a number of discrepancies.
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Published: January 2009 |
Keyword(s): Behaviour, Portal, Qualitative study, Quantitative Study, Search, User Information, Weblog Analysis, WHO

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