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Use of positive and negative words in scientific PubMed abstracts between 1974 and 2014: retrospective analysis

Objective To investigate whether language used in science abstracts can skew towards the use of strikingly positive and negative words over time. Design Retrospective analysis of all scientific abstracts in PubMed between 1974 and 2014. Methods The yearly frequencies of positive, negative, and neutr...

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Publicat a:BMJ
Autors principals: Vinkers, Christiaan H, Tijdink, Joeri K, Otte, Willem M
Format: Artigo
Idioma:Inglês
Publicat: BMJ Publishing Group Ltd. 2015
Matèries:
Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC4677695/
https://ncbi.nlm.nih.gov/pubmed/26668206
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmj.h6467
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