Clinical trial data sharing: a cross-sectional study of outcomes associated with two U.S. National Institutes of Health models
Open accessAbstract
The impact and effectiveness of clinical trial data sharing initiatives may differ depending on the data sharing model used. We characterized outcomes associated with models previously used by the U.S. National Institutes of Health (NIH): National Heart, Lung, and Blood Institute’s (NHLBI) centralized model and National Cancer Institute’s (NCI) decentralized model. We identified trials completed in 2010–2013 that met NIH data sharing criteria and matched studies based on cost and/or size, determining whether trial data were shared, and for those that were, the frequency of secondary internal publications (authored by at least one author from the original research team) and shared data publications (authored by a team external to the original research team). We matched 77 NHLBI-funded trials to 77 NCI-funded trials; among these, 20 NHLBI-sponsored trials (26%) and 4 NCI-sponsored trials (5%) shared data (OR 6.4, 95% CI: 2.1, 19.8). From the 4 NCI-sponsored trials sharing data, we identified 65 secondary internal and 2 shared data publications. From the 20 NHLBI-sponsored trials sharing data, we identified 188 secondary internal and 53 shared data publications. The NHLBI’s centralized data sharing model was associated with more trials sharing data and more shared data publications when compared with the NCI’s decentralized model.
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Data sharing does not happen for most randomised trials.
“However, data sharing does not happen for most randomised trials.93 94 95 96 97”
From SPIRIT 2025 explanation and elaboration: updated guideline for protocols of randomised trials (2025) · cites this paper as [95]
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SPIRIT 2025 explanation and elaboration: updated guideline for protocols of randomised trials
Hróbjartsson, A., Boutron, I., Hopewell, S., Moher, D., Schulz, K. F., Collins, G. S., Tunn, R., Aggarwal, R., Berkwits, M., Berlin, J. A., et al. (2025) · BMJ · doi:10.1136/bmj-2024-081660 · Cited by 171 · see citing works
- Authors
- Rowhani-Farid, A., Grewal, M., Solar, S., Eghrari, A. O., Zhang, A. D., Gross, C. P., Krumholz, H. M., & Ross, J. S.
- Affiliations
- University of Maryland, Baltimore (US)
- Yale University (US)
- National Institutes of Health (US)
- Johns Hopkins University (US)
- Duke University (US)
- Yale New Haven Hospital (US)
- Corresponding author
- Rowhani-Farid, Anisa
- ORCID
- Venue
- Scientific Data
- Published
- 2023-08-08
- Volume
- 10
- Issue
- 1
- Pages
- 529-529
- ISSN
- 2052-4463 (ISSN-L)
- PMC
- PMC10409750
- OpenAlex
- W4385664493
- Cited by
- 10
- References
- 16
- Citations by year
- 2026: 2 · 2025: 4 · 2024: 2 · 2023: 2
- Type
- data paper
- Language
- en
- Open access
- gold
- doi.org
- Locations
- Scientific Data (publishedVersion, cc-by)
- PubMed Central (publishedVersion, cc-by)
- PubMed (publishedVersion)
- DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
- Funders
- Laura and John Arnold Foundation (No grant number)
- Topics
- Physical Sciences › Computer Science › Information Systems › Research Data Management Practices
- Social Sciences › Decision Sciences › Information Systems and Management › Academic Publishing and Open Access
- Social Sciences › Sociology and Political Science › Data Analysis and Archiving
- Keywords
- clinical trial data sharing, data sharing policy, National Institutes of Health, National Heart, Lung, and Blood Institute, NCI, research data reuse, research funding agencies
- MeSH terms
- Clinical Trials as Topic, Cross-Sectional Studies, National Institutes of Health (U.S.), United States, Information Dissemination, National Cancer Institute (U.S.)
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