Tracking claim changes from preprint to publication across 72,644 biomedical studies using large language models
Hao Ran Yin, Woosung Ahn, Patrycja M. Forster, Ruslan Rust
In 72,644 matched bioRxiv preprint-publication pairs, LLM-extracted primary abstract claims were unchanged or minorly revised in about 90%; hedging shifted toward caution in 8.4% versus confidence in 4.2%.
bioRxiv · Oct 21, 2026 · PreprintScientific Communication & Education✦ In-depth digest