Conference
Open access
2026
LLMs (Almost) Never Abstain Under Medical Uncertainty
MedQAbstain is introduced, a benchmark explicitly designed to evaluate medical abstention under uncertainty, and finds that state-of-the-art LLMs systematically overcommit, rarely abstaining even when the question itself is hidden.
Alessio Cocchieri, Luca Ragazzi, Giuseppe Tagliavini et al.
· Annual Meeting of the Associ... · 2 citations