Biases are potentially introduced when sponsors are directly involved in research.,,,,, As a result, for industry-sponsored studies, JAMA and the Archives Journals require an access to data statement to be provided by an investigator who is not employed by any funding source with a proprietary interest in the outcome of the study. In addition, JAMA will not accept for publication an industry-sponsored study in which the data analysis has been conducted solely by statisticians employed by the company sponsoring the research. For these studies, an additional analysis of the data (entire raw data set, study protocol, and prespecified plan for ...
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