A Simple Model to Assess the Probability of Invasion in Ductal Carcinoma In Situ of the Breast Diagnosed by Needle Biopsy

Table 3

The probability of having invasive cancer in the resection specimen (probability of invasion) as a function of total score.

Total score	Probability of invasion
0	0.09
9.8	0.20
12.6	0.25
15.2	0.30
23.7	0.50
34.6	0.75