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Record Nr. |
UNINA9910717345803321 |
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Autore |
Kansagara Devan |
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Titolo |
Nutritional supplements for age-related macular degeneration : a systematic review / / Devan Kansagara [and four others] |
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Pubbl/distr/stampa |
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Washington, DC : , : Dept. of Veterans Affairs, Health Services Research & Development Service, , [2012] |
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©2012 |
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Descrizione fisica |
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1 online resource (iv, 43 pages) : illustrations |
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Collana |
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Evidence-based Synthesis Program |
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Disciplina |
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Soggetti |
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Retinal degeneration - Age factors |
Technical reports. |
United States |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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"Evidence-based synthesis program." |
"January 2012." |
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Nota di bibliografia |
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Includes bibliographical references. |
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Sommario/riassunto |
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Age-related macular degeneration (AMD) is the leading cause of irreversible vision loss in the developed world. In 2004, AMD affected 1.75 million persons in the United States, a number that is expected to rise to nearly 3 million by 2020 due to the aging of the population. The severity of macular degeneration ranges from Category 1 (least severe) to Category 4 (most severe), and "advanced AMD" is defined as having geographic atrophy involving the center of the macula or features of choroidal neovascularization. Observational studies suggest that people with dietary intakes higher in various carotenoids, antioxidants and omega-3 fatty acids have a lower risk of developing AMD. This has led to several supplementation trials designed to examine the ability of nutritional supplement with carotenoids, antioxidants, or omega-3 fatty acids to prevent the progression of AMD. Our report focuses on the evidence documenting the potential benefits and harms of certain dietary supplements in patients with AMD. We conducted a systematic review of published literature to address the following key questions: In patients with age-related macular degeneration, do nutritional |
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supplements containing carotenoids, antioxidants, or omega-3 fatty acids alone or in combination prevent functional visual loss? In adult populations, what are the harms of carotenoid, antioxidant, and omega-3 fatty acid supplementation? |
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2. |
Record Nr. |
UNINA9910791941403321 |
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Titolo |
Online consumer behavior : theory and research in social media, advertising, and e-tail / / edited by Angeline G. Close |
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Pubbl/distr/stampa |
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New York : , : Routledge, , 2012 |
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ISBN |
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1-136-34221-4 |
1-280-66491-6 |
9786613641847 |
0-203-12391-3 |
1-136-34222-2 |
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Descrizione fisica |
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1 online resource (401 p.) |
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Altri autori (Persone) |
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Disciplina |
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Soggetti |
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Consumer behavior |
Internet marketing |
Electronic commerce - Psychological aspects |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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Nota di contenuto |
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Cover; online consumer behavior: theory and research insocial media, advertising, and e-tail; Copyright; Contents; Foreword; Preface; About the editor; About the Contributors; Section I Consumers' Online Identity; 1 Snapshots of the Self: Exploring the Role of online Mobile Photo Sharing in identity Development Among Adolescent Girls; 2 Source Characteristics in online Shopping: Do Avatar Expertise, Similarity, and Attractiveness Affect Purchase outcomes?; 3 overcoming Human Limits Through the Satisfaction of Desires on Virtual Worlds; Section II Social Media, Blogs, and Privacy Issues |
4 Managing new Media: Tools for Brand Management in Social Media5 Consumer Activism Through Social Media: Carrots Versus Sticks; 6 |
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Authenticity in online Communications: Examining Antecedents and Consequences; 7 Web 2.0 and Consumers' Digital Footprint: Managing Privacy and Disclosure Choices in Social Media; Section III Online Advertising and Online Search Behavior; 8 Viewer Reactions to online Political Spoof Videos and Advertisements; 9 Advertising Versus Invertising: The Influence of Social Media B2C Efforts on Consumer Attitudes and Brand Relationships |
10 Male Consumers' Motivations for online Information Search and Shopping BehaviorSection IV e-Tail Consumer Behavior and Online Channels; 11 Exploring Hybrid Channels from the Customer Perspective: Offering Channels That Meet Customers' Changing Needs; 12 Consumer Trust and Loyalty in e-tail; 13 Toward a Theory of Consumer Electronic Shopping Cart Behavior: Motivations of e-Cart Use and Abandonment; Author Index; Subject Index |
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Sommario/riassunto |
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Social media (e.g., Facebook, LinkedIn, Groupon, Twitter) have changed the way consumers and advertisers behave. It is crucial to understand how consumers think, feel and act regarding social media, online advertising, and online shopping. Business practitioners, students and marketers are trying to understand online consumer experiences that help instill brand loyalty. This book is one of the first to present scholarly theory and research to help explain and predict online consumer behavior. |
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