Exact(4)
Although they contain valuable information, trial registry websites are not always intuitive to use and are technical in nature.
Data were obtained from all three trials on survival and relapse information, trial arm, and the characteristics of gender, age, stage of disease, site of disease, Breslow thickness, and ulceration.
Unpublished data are not included, and it is possible that these may harbour further helpful information; trial investigators should be motivated by this study to make such data accessible so that a more robust conclusion can be drawn.
From the included publications, 2 investigators extract data independently and in duplicate on the following topics: author and publication information, trial properties, study funding, clinical area, methodological quality, enrolment and follow-up, outcomes, analysis, subgroups, and sample size/recruitment.
Similar(4)
In case of missing information, trials will be classified as multicentre when there is reporting of both several ethics committees and different affiliations of authors.
Learning increment reflects rate of learning, that is, the ability to integrate information from trial to trial.
It provides a search portal for clinical trials, information about clinical trials and trial participation and question prompt lists (QPLs)* (see footnote 1).
All of the reviews that reported information on trial author-industry financial ties or trial author-industry employment reported information on trial funding sources.
Related(18)
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