| The arrival of big data has brought subversive creative cognition to the whole era.Compared with the simple Internet era,the era of big data not only inherits the powerful relationship network of the Internet era,but also digitizes various information and behaviors,so that not only Internet users,but also more and more things are reshaped by big data.Data news emerges at the right moment in this wave,and gradually emerges in the dissemination of health news by virtue of its advantages of data visualization.The research objects of this paper are Mindaily,representative of mainstream media,Dingxiang Doctor,representative of professional media in the field of health,and Sixth Tone "Meishuke",representative of data news media,the Paper.The research samples are the health data news reports of the three from June 1,2021 to March 10,2023.After the construction of categories,the content analysis method is used to carry out statistical analysis on the three dimensions of data analysis and processing,narrative content and visual presentation of the research samples,and the development status of health data news is obtained,that is,the degree of data analysis and processing needs to be deepened.The narrative types are diversified and the topic selection tends to be public health emergencies.The interaction and innovation of visual presentation need to be improved.Then,a questionnaire was designed from three aspects of the famous paradigm of cognitive psychology,"cognition-attitudinal behavior",and corresponding research hypotheses were proposed.The hypotheses were verified by descriptive statistics and supplemented by objective indicators,and the effects of news reports on health data were comprehensively analyzed.The results show that reading health data news will have specific and corresponding impacts on the audience’s cognition,attitude and behavior.Meanwhile,the objective indicators of communication(such as reading and liking)of Sixth Tone "Meishuke" are far lower than those of the other two media platforms.Then,on this basis,the development advantages and disadvantages of health data news are summarized,and the causes of the current development problems are analyzed.Finally,it puts forward the corresponding targeted optimization and promotion path reference,that is,deepening the awareness of data and interaction,broadening the communication channels,strengthening the communication and learning between the media and the cultivation of talents. |