Table 2.

Most common features associated with positive surgical margins [20–23].

Predicting factors of margin status
Presence of DCIS	P < 0.0001
Multifocal disease	P = 0.0197
Tumor size	P < 0.0001
Lobular histology	P = 0.005
Microcalcifications on mammography	P < 0.0001