Errors in Effect Size Reporting in Abstract, Main Results, Tables 3 and 4, and Supplement 2
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July 21, 2026
Errors in Effect Size Reporting in Abstract, Main Results, Tables 3 and 4, and Supplement 2
Background
Accurate reporting of effect sizes is crucial in clinical research. Errors in effect size reporting can mislead healthcare professionals regarding the efficacy of interventions. This report highlights the importance of rigorous data validation in clinical trials.
Data Highlights
No numerical data provided in the source material.
Key Findings
- Discrepancies in effect sizes were found in the Abstract, main Results, Table 3, Table 4, and Supplement 2 of the trial.
- The inaccuracies were due to an automation system used for effect size calculations.
- The authors have recalibrated and revised the effect sizes.
- The corrected values did not change the study's interpretation or conclusions.
- No statistically significant difference was found for the primary outcome (pain intensity).
- Secondary outcomes related to sleep favored the intervention group across time points.
Clinical Implications
Healthcare professionals should be aware of the potential for errors in effect size reporting and the importance of verifying data accuracy.
Conclusion
The recalibration of effect sizes in this trial highlights the importance of accurate data reporting in clinical research.
Related Resources & Content
- JAMA Network Open, 2024 -- Errors in Abstract, Results, and Table
- JAMA Network Open, 2026 -- Error in the Abstract
- Drug Safety, 2023 -- Correction to: Analyzing the Exchange of Adverse Drug Event Reports Between Hospitals and Community Pharmacists for Re-dispensing: Insights on Reports and Process Outcomes
- Evaluation of the Quality of Abstracts in Surgical Randomized Controlled Trials Before and After the Adoption of the CONSORT Extension for Abstracts
- Combination treatment for chronic insomnia disorder in adults: an American Academy of Sleep Medicine clinical practice guideline
- Effect Size Errors in Abstract and Main Article Results, Table 3, Table 4, and Supplement 2 | JAMA Network Open | JAMA Network
Based on findings from:
Effect Size Errors in Abstract and Main Article Results, Table 3, Table 4, and Supplement 2
Jama Network Open, 2026.
https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2851871
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