How well are journal and clinical article characteristics associated with the journal impact factor? a retrospective cohort study.

ABSTRACT:

Objective

Journal impact factor (JIF) is often used as a measure of journal quality. A retrospective cohort study determined the ability of clinical article and journal characteristics, including appraisal measures collected at the time of publication, to predict subsequent JIFs.

Methods

Clinical research articles that passed methods quality criteria were included. Each article was rated for relevance and newsworthiness by 3 to 24 physicians from a panel of more than 4,000 practicing clinicians. The 1,267 articles (from 103 journals) were divided 60∶40 into derivation (760 articles) and validation sets (507 articles), representing 99 and 88 journals, respectively. A multiple regression model was produced determining the association of 10 journal and article measures with the

SUBMITTER: Lokker C 

PROVIDER: S-EPMC3257484 | biostudies-literature | 2012 Jan

REPOSITORIES: biostudies-literature