突发公共卫生事件下社会化问答网站用户健康信息需求研究  

Research on Users’Health Information Needs of Social Q&A Sites in Public Health Emergencies

作　　者：邓胜利[1] 武奕 DENG Shengli;WU Yi

机构地区：[1]武汉大学信息资源研究中心,武汉430072

出　　处：《图书情报知识》2020年第6期15-26,共12页Documentation,Information & Knowledge

基　　金：国家自然科学基金项目“信息生态链视角下在线知识社区用户贡献行为评价及预测研究”(71974149)的研究成果之一。

摘　　要：[目的/意义]社会化问答网站用户对突发公共卫生事件的态度与反应能够揭示用户健康信息需求的特征和演化规律。[研究设计/方法]以百度知道和知乎的问答数据为研究对象,构建突发公共卫生事件下社会化问答网站用户健康信息需求编码体系,通过多维尺度分析方法探究用户健康信息需求的构成;从时间维度揭示问答发布量和健康信息需求的变化规律;并从平台维度对比百度知道和知乎用户健康信息需求的差异。[结论/发现]最受社会化问答网站用户关注的需求是社会影响;突发公共卫生事件下社会化问答网站用户的独特性需求是传染性;突发公共卫生事件的发展可分为萌芽期、暴发期、平稳期和衰退期,在这四个时期内用户发帖数量与健康需求类型都产生一定变化;不同社会化问答网站用户健康信息需求的分布以及对时间的敏感程度存在差异。[创新/价值]深入分析了突发公共卫生事件下社会化问答网站用户健康信息需求特征,对优化网站信息展示机制和信息资源组织方式具有一定参考价值。[Purpose/Significance]Users’attitudes and responses of social Q&A sites to public health emergencies can reveal the characteristics and evolution of their health information needs.[Design/Methodology]Taking the posts in Baidu Knows and Zhihu as research objects,this paper built a coding system of users’health information needs on social Q&A sites in public health emergencies.First,users’health information needs were analyzed through a multidimensional scale analysis.Then the changing rules of posts amount and users’health information needs were revealed from the perspective of time.Finally,the differences of users’health information needs between the two sites were discovered from the perspective of platform.[Findings/Conclusion]Social impact is the mostly concerned information need and infectivity is the unique need of social Q&A sites users in public health emergencies.The development of health emergencies can be divided into four periods,which are germination,outbreak,plateaus and recession.Changes occur both in the number of posts and the types of health information needs during the four stages.There are also differences in the distribution of health information needs and the sensitivity to time between the two social Q&A sites.[Originality/Value]This paper conducts an in-depth analysis on the characteristics of users’health information needs on social Q&A sites in public health emergencies,which could provide certain reference for optimizing information resource organization and information presentation mechanism.

关 键 词：健康信息需求 突发公共卫生事件 社会化问答网站 百度知道 知乎 

分 类 号：G203[文化科学—传播学]