基于社会资本理论的社交问答用户健康信息行为研究

Purpose/significance] The social capital of users in social question and answer (SQA) is influenced by many factors. This paper aims to explore the differences in the impact of different health information behaviors of SQA users with their social capital.[Method/process] Taking 1 650 users as the research objects, who were selected from 2 537 problems and 3 567 answers of diabetes topic in Zhihu. This study applied L. Nan's social capital theory framework and N. Uphoff's classification of social capital, divided the user's social capital on SQA into cognitive social capital and structural social capital. And then, we analyzed the relationship between user's health information behavior on SQA and social capital by the method of multiple linear regression.[Result/conclusion] The results show that user's information contribution behavior and information disclosure behavior positively promote the accumulation of social capital in varying degrees, while different information acquisition behaviors have different effects on cognitive social capital and structural social capital. These results help SQA users improve social capital, as well as the platform can improve user service and incentives.