Table 2.

Performance Benchmarks for Breast MR Imaging Screening

Note.—Numbers in parentheses are raw data. NA = not applicable, TBD = to be determined.

*Not included in fifth edition of BI-RADS but included in earlier editions.

^† MR examinations with no known tissue diagnosis of cancer within 1 year after biopsy recommendation ([BI-RADS category 4 or 5/all examinations) after exclusion of unresolved BI-RADS 0 assessments, standardized per 1000 examinations.

^‡ Minimal cancer is invasive cancer 10 mm or smaller or DCIS.