Table 1.
Feature | Cases | Controls | Significance |
---|---|---|---|
Breast appearance | ---- | ---- | ---- |
Redness | 0/10 | 0/10 | p=.5 |
Edema | 0/10 | 0/10 | p=.5 |
Nipple retraction | 0/10 | 0/10 | p=.5 |
Mammographic appearance | ---- | ---- | ---- |
Abnormal microcalcifications | 9/10 | 8/10 | p=.5 |
Abnormal density | 9/10 | 9/10 | p=.5 |
Size (diameter) | 1-5 cm | 1-5 cm | p=.5 |
Previous FNA | 1/10 | 2/10 | p=.1 |
Previous core biopsy | 3/10 | 4/10 | p=.1 |
Concurrent sentinel node procedure | 4/10 | 6/10 | p=.1 |
Subsequent sentinel node procedure | 6/10 | 4/10 | p=.1 |
Grade of DCIS | ---- | ---- | ---- |
Low | 1/10 | 2/10 | p=.5 |
Intermediate | 3/10 | 3/10 | p=.5 |
High | 6/10 | 5/10 | p=.5 |
Stromal invasion | 0/10 | 0/10 | p=.5 |
Lymphovascular invasion | 10/10 | 0/10 | p=.01 |
Paget's disease of nipple | 2/10 | 1/10 | p=.5 |
Axillary lymph node status | ---- | ---- | ---- |
Positive sentinel node | 7/10 | 1/10 | p=.01 |
Positive additional nodes | 3/10 | 0/10 | p=.01 |
Biomarker profile | ---- | ---- | ---- |
ER +, PR +, Her-2/neu − | 3/10 | 3/10 | p=.5 |
ER +, PR −, Her-2/neu − | 1/10 | 2/10 | p=.5 |
ER −, PR +, Her-2/neu − | 1/10 | 0/10 | p=.5 |
ER−, PR −, Her-2/neu + | 3/10 | 3/10 | p=.5 |
Triple negative | 2/10 | 2/10 | p=.5 |
Surgical procedure | ---- | ---- | ---- |
Lumpectomy | 8/10 | 9/10 | p=.5 |
Mastectomy | 2/10 | 1/10 | p=.5 |