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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao IRIS - Università de...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
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[Dissemination and reporting bias of clinical and observational studies conducted in the Local health unit of Verona.]

Authors: Anna Martini; Laura Pivetta; Francesca Schmid; Andrea Ossato; Liana Dal Mas; Michele Caeran; Antonella Scandola; +3 Authors

[Dissemination and reporting bias of clinical and observational studies conducted in the Local health unit of Verona.]

Abstract

Bias in dissemination and reporting of clinical research findings has an impact on the pooled summary utilised to produce clinical-therapeutic guidelines and recommendations. This analysis aims to evaluate the dissemination and reporting biases of interventional and observational studies conducted in the setting of the Local health authority of Verona (Aulss). The possible correlation between both biases and profit versus no-profit sponsors was also evaluated.Verona's Aulss studies completed in the period 01.01.2014-31.01.2021 were extracted from the Clinical study register of the Veneto Region and any form of results' dissemination was identified and compared with the original protocol. Identified studies were stratified by profit or no-profit sponsor and results compared using the Chi-Square test.67 studies (29 profit; 38 non-profit) were included in this analysis. 58.2% of the studies (n=39/67) reports at least one type of findings' dissemination, for 22.4% data-analysis or publication is in progress, while 19.4% has not been published. Regarding the evaluation on reporting bias, 36 of the 39 published studies were considered (n=19 profit; n=17 non-profit): 64% (23/36) showed inconsistencies between the results reported in the manuscript and the protocol. The number of non-compliant profit studies (n=15/19; 79%) was statistically higher than the compliant ones [n=8/17; 47%; (p=0.049; χ2=3.845)].This study highlights that findings' dissemination occurs for the majority of the studies evaluated and that the odds of selective reporting are higher for industry funded studies than for publicly funded studies, affecting the quality of the research.

Country
Italy
Keywords

Observational Studies as Topic, Bias, Information Dissemination, Humans, Clinical trials; Dissemination bias; Observational studies; Reporting bias

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
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