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Breast MRI AI Challenge Reveals Trade-Offs Between Accuracy and Fairness Across Patient Subgroups

Artificial Intelligence #breast mri#tumor segmentation

Breast MRI AI Challenge Reveals Trade-Offs Between Accuracy and Fairness Across Patient Subgroups

The MAMA-MIA Challenge provided a standardized benchmark for breast MRI tumor segmentation and pathologic complete response prediction. Using a training cohort of 1,506 patients from US institutions and an external test set of 574 patients from three European centers, 26 international teams showed substantial performance variability and trade-offs between overall accuracy and subgroup fairness across age, menopausal status, and breast density.

Jun 21, 2026 1 source