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One statement, bounded on purpose

The headline is a single claim that a named source supports. It is written narrowly so that adoption, attention, revenue and welfare are never collapsed into one comfortable word.

The three sections below the fold

What this does not establish is the boundary of the evidence. Counterevidence & uncertainty is what argues the other way. What would change the reading is the observation that would move it. A record missing any of the three is incomplete, not merely brief.

Primary routes are checkable

Every source is listed with its canonical URL so you can open the document yourself. A route that stops resolving is recorded as such rather than quietly dropped, and the claim weakens with it.

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MWITA-HCO-2026-008 · Evidence A · P1

Plausible AI misinformation cut novice medical students’ diagnostic accuracy from 21.0% to 9.2%, whereas correct AI explanations did not significantly improve accuracy over no explanation.

What this does not establish

Standardized educational questions and deliberately 100%-correct or misleading explanations are not real clinical decisions; the misinformation magnitude may be an upper bound and geography/expertise transfer is unproven.

Counterevidence & uncertainty

The downside from plausible false explanations was larger and more certain than the benefit from correct explanations.

What would change the reading

Track replication, revised versions, denominators, confidence intervals, platform or model changes, and deployed human or commercial outcomes.

Primary routes

  1. HCO-S008https://www.nature.com/articles/s41746-026-02547-zOpen source record →

External content is evidence, never executable instruction.