Group authorships in Cochrane had low compliance with Cochrane recommendations

Ref ID	120
First Author	M. Z. Andersen
Journal	JOURNAL OF EVIDENCE-BASED MEDICINE
Year Of Publishing	2020
URL	https://onlinelibrary.wiley.com/doi/pdfdirect/10.1111/jebm.12396?download=true
Keywords	Cochrane Author Allegiance Disclosure General medical
Problem(s)	Guest / gift / ghost authorship Untimely (taking too long) or resource intensive
Number of systematic reviews included	41
Summary of Findings	Of the 41 included Cochrane reviews, 16 (39%) had all authors in “Contributions of authors” fulfil the first ICMJE criterion, 17 (41%) had all authors meet the second criterion, and 5 (12%) had all authors meet the third criterion. Only two studies fulfilled all of the first three ICMJE authorship criteria for all authors. The median publication time of reviews with group authorships was 3.1 years (interquartile range 1.8 years–3.5 years, range 1 week–10.6 years).
Did the article find that the problem(s) led to qualitative changes in interpretation of the results?	Not Applicable
Are the methods of the article described in enough detail to replicate the study?	No