Evidence map›Paper›PMID 42821032›Full record

ArticleJournal of bioethical inquiry2026

Ethical and Linguistic Quality of Participant Information Sheets and Their Association with Recruitment Outcomes : An Empirical Bioethics Study of Clinical Trials.

Francis Osei

Abstract read
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In one paragraph

Article in Journal of bioethical inquiry, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

1 author.

Francis OseiAI-Driven Clinical Innovation and Regulatory Science, Bayezian Limited, 11/13 Weston Street, London, SE1 3ER, United Kingdom. francis@bayezian.com.ORCID http://orcid.org/0009-0005-6584-8453

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Informed consent protects autonomy in clinical research, and it is often assumed that clearer Participant Information Sheets and Informed Consent Forms may also improve recruitment. This study examined whether the ethical and linguistic qualities of these documents are associated with accrual-related outcomes in industry-sponsored interventional trials. We conducted a retrospective analysis of ClinicalTrials.gov records with readable consent materials, operationalizing ethical clarity, linguistic comprehensibility, and cognitive burden using large language model-based extraction and quantitative text analysis. These measures were linked with trial status, enrolment, and operational duration. Across multinomial, binary, and competing risk models, none of the consent quality indicators predicted termination for poor accrual. Structural factors, particularly start year and enrolment capacity, showed much stronger associations with continuation or discontinuation. The findings suggest that recruitment failure reflects organizational and infrastructural constraints rather than shortcomings in consent communication. Ethically robust communication remains essential, but efforts to improve accrual should target structural conditions that support feasible trial delivery.

Indexed as

Accrual failureClinical trial recruitmentEthical communicationInformed consentParticipant information form

Identifiers

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.