Evidence map›Paper›PMID 40661122›Full record

ArticleCochrane evidence synthesis and methods2025

Using Artificial Intelligence Tools as Second Reviewers for Data Extraction in Systematic Reviews: A Performance Comparison of Two AI Tools Against Human Reviewers.

T Helms Andersen, T M Marcussen, A D Termannsen, T W H Lawaetz, O Nørgaard

Abstract read
In one paragraph

Article in Cochrane evidence synthesis and methods, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

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  14. Evaluating artificial intelligence-enabled medical tests in cardiology: Best practice.International journal of cardiology. Heart & vasculature · 2025
    Review
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

5 authors.

T Helms AndersenCopenhagen University Hospital-Steno Diabetes Center Copenhagen Herlev Denmark.ORCID https://orcid.org/0000-0003-2108-674X
T M MarcussenCopenhagen University Hospital-Steno Diabetes Center Copenhagen Herlev Denmark.ORCID https://orcid.org/0009-0006-4167-7829
A D TermannsenCopenhagen University Hospital-Steno Diabetes Center Copenhagen Herlev Denmark.ORCID https://orcid.org/0000-0002-1580-1252
T W H LawaetzCopenhagen University Hospital-Steno Diabetes Center Copenhagen Herlev Denmark.ORCID https://orcid.org/0009-0007-9893-5398
O NørgaardCopenhagen University Hospital-Steno Diabetes Center Copenhagen Herlev Denmark.ORCID https://orcid.org/0000-0002-1681-4338

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Systematic reviews are essential but time-consuming and expensive. Large language models (LLMs) and artificial intelligence (AI) tools could potentially automate data extraction, but no comprehensive workflow has been tested for different review types. Objective: To evaluate Elicit's and ChatGPT's abilities to extract data from journal articles as a replacement for one of two human data extractors in systematic reviews. Methods: Human-extracted data from three systematic reviews (30 articles in total) was compared to data extracted by Elicit and ChatGPT. The AI tools extracted population characteristics, study design, and review-specific variables. Performance metrics were calculated against human double-extracted data as the gold standard, followed by a detailed error analysis. Results: Precision, recall and F1-score were all 92% for Elicit and 91%, 89% and 90% for ChatGPT. Recall was highest for study design (Elicit: 100%; ChatGPT: 90%) and population characteristics (Elicit: 100%; ChatGPT: 97%), while review-specific variables achieved 77% in Elicit and 80% in ChatGPT. Elicit had four instances of confabulation while ChatGPT had three. There was no significant difference between the two AI tools' performance (recall difference: 3.3% points, 95% CI: -5.2%-11.9%, Conclusion: AI tools demonstrated high and similar performance in data extraction compared to human reviewers, particularly for standardized variables. Error analysis revealed confabulations in 4% of data points. We propose adopting AI-assisted extraction to replace the second human extractor, with the second human instead focusing on reconciling discrepancies between AI and the primary human extractor.

Indexed as

artificial intelligenceChatGPTdata extractionElicitlarge language modelsresearch methodologysystematic review methodology

Identifiers

PMID40661122
PMCPMC12257877

What OpenQuestion holds

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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.