Hayden Farquhar

Automated surveillance of primary outcome reporting in clinical trials: Development and validation of a scalable screening pipeline

Background: Detecting discrepancies between registered and published trial outcomes currently requires manual expert review, limiting surveillance to small samples. No scalable automated system exists for continuous monitoring of outcome reporting integrity across the clinical tr...

Change-Point Detection Does Not Detect Emerging Adverse Events Earlier than Disproportionality Analysis at an Equal Evidence Threshold: A Corrected Re-analysis of Australia's DAEN

Version 4 correction. Versions 1 to 3.3 of this preprint reported that ensemble CPD detected emerging adverse events in established drugs about three quarters earlier than cumulative disproportionality analysis (the pre-registered H4 subgroup result), and presented this as the pa...

Large language models for population-level public health communication: an evidence map of deployment, reach and policy gaps

Preprint version 6 (posted 4 September 2026). This version supersedes versions 1–5 and should be used in preference to them. Versions 1–5 were posted on 6 April, 3 June and 4 June 2026. What changed, and why. Version 6 reports a corrected re-analysis carried out after peer review...