Twitter Usage Among Physicians From 2016 to 2020: Algorithm Development and Longitudinal Analysis Study

Autor: Keisuke Nakagawa, Nuen Tsang Yang, Machelle Wilson, Peter Yellowlees
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Journal of Medical Internet Research, Vol 24, Iss 9, p e37752 (2022)
Druh dokumentu: article
ISSN: 1438-8871
DOI: 10.2196/37752
Popis: BackgroundPhysicians are increasingly using Twitter as a channel for communicating with colleagues and the public. Identifying physicians on Twitter is difficult due to the varied and imprecise ways that people self-identify themselves on the social media platform. This is the first study to describe a reliable, repeatable methodology for identifying physicians on Twitter. By using this approach, we characterized the longitudinal activity of US physicians on Twitter. ObjectiveWe aimed to develop a reliable and repeatable methodology for identifying US physicians on Twitter and to characterize their activity on Twitter over 5 years by activity, tweeted topic, and account type. MethodsIn this study, 5 years of Twitter data (2016-2020) were mined for physician accounts. US physicians on Twitter were identified by using a custom-built algorithm to screen for physician identifiers in the Twitter handles, user profiles, and tweeted content. The number of tweets by physician accounts from the 5-year period were counted and analyzed. The top 100 hashtags were identified, categorized into topics, and analyzed. ResultsApproximately 1 trillion tweets were mined to identify 6,399,146 (
Databáze: Directory of Open Access Journals
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