A doctor wearing a stethoscope holds and examines an X-ray slide.

The Breast Cancer Risk Assessment Tool (BCRAT), the Breast Cancer Surveillance Consortium (BCSC), and the International Breast Intervention Study (IBIS) are risk assessment models used to assess a patient’s risk for breast cancer. A study found a disagreement between who was identified as “high-risk” by all three models.

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Citation: Paige JS, Lee CI, Wang PC, Hsu W, Brentnall AR, Hoyt AC, Naeim A, Elmore JG. Variability Among Breast Cancer Risk Classification Models When Applied at the Level of the Individual Woman. J Gen Intern Med. 2023 Aug;38(11):2584-2592. doi: 10.1007/s11606-023-08043-4. Epub 2023 Feb 7. PMID: 36749434; PMCID: PMC10465429.