Skip to main content
Fig. 2 | Research Integrity and Peer Review

Fig. 2

From: Concern noted: a descriptive study of editorial expressions of concern in PubMed and PubMed Central

Fig. 2

Number of primary EEoCs and affected publications by year EEoC issued (1985–2016). Asterisk (*) denotes year a single EEoC was issued for 41 publications in a 6-month period for a journal by its publisher. Dagger (†) denotes incomplete (data collected to 22 August 2016). Subsequent monitoring increased the number of EEoCs in 2016 to 59, affecting 66 publications (post-study data not included in figure). Only primary EEoCs are included. Year of issue could not be definitely assigned for 5 EEoCs. Based on information from the associated Retraction Watch post, 3 of these were published in late 2014 or early 2015. The other 2 were added as online notes, with no date of posting

Back to article page