Clinical Trials Study
Copyright ©The Author(s) 2016.
World J Radiol. Jun 28, 2016; 8(6): 610-617
Published online Jun 28, 2016. doi: 10.4329/wjr.v8.i6.610
Table 4 The effect of increasing biopsy thresholds on biopsy rates, cancer-to-biopsy yields, and malignancies missed
BI-RADS categoryBiopsy rate (%)Invasive cancers recommended for 6 mo follow-up (%)Cancer-to-biopsy yield (%)
If biopsy performed on all BI-RADS4 lesions235 (100)0 (0)96/235 (40.85)
> BI-RADS 3 (2%-94%)119 (50.64)7 (2.98)87/119 (73.11)
> BI-RADS 4A (10%-94%)99 (42.13)11 (4.68)82/99 (82.83)
> BI-RADS 4B (50%-94%)86 (36.60)15 (7.66)78/86 (90.70)
> BI-RADS 4C (95%-100%)74 (31.49)21 (9.79)69/74 (93.24)