Diffusion size and structural virality: The effects of message and network features on spreading health information on twitter

作者：

Highlights：

• Tweets that increased perceived efficacy had more retweets.

• Tweets that increased perceived susceptibility had higher structural virality.

• Perceived negative emotion predicted both diffusion size and structural virality.

• Broker involvement in diffusing a tweet increased its structural virality.

摘要

•Tweets that increased perceived efficacy had more retweets.•Tweets that increased perceived susceptibility had higher structural virality.•Perceived negative emotion predicted both diffusion size and structural virality.•Broker involvement in diffusing a tweet increased its structural virality.

论文关键词：Information diffusion,Structural virality,Social media,Health information,Social network

论文评审过程：Received 27 November 2017, Revised 16 June 2018, Accepted 27 July 2018, Available online 28 July 2018, Version of Record 3 August 2018.

论文官网地址：https://doi.org/10.1016/j.chb.2018.07.039