Publication bias (Chow, 2018)

2018-11-13T21:46:56Z (GMT) by Jason C. Chow
<div><b>Purpose: </b>The purpose of this research note is to systematically document the extent that researchers who publish in American Speech-Language-Hearing Association (ASHA) journals search for and include unpublished literature in their meta-analyses and test for publication bias.</div><div><b>Method: </b>This research note searched all ASHA peer-reviewed journals for published meta-analyses and reviewed all qualifying articles for characteristics related to the acknowledgement and assessment of publication bias.</div><div><b>Results: </b>Of meta-analyses published in ASHA journals, 75% discuss publication in some form; however, less than 50% test for publication bias. Further, only 38% (<i>n </i>= 11) interpreted the findings of these tests.</div><div><b>Conclusion: </b>Findings reveal that more attention is needed to the presence and impact of publication bias. This research note concludes with 5 recommendations for addressing publication bias.</div><div><br></div><div><b>Supplemental Material S1. </b>Summary of common publication bias tests. </div><div><br></div><div>Chow, J. C. (2018). Prevalence of publication bias tests in speech, language, and hearing research. <i>Journal of Speech, Language, and Hearing Research. </i>Advance online publication.</div>