Table 2 Clinical and Pathologic Characteristics of DCIS Lesions in Study Subjects.
Cases N (%) | Controls N (%) | P value | |
|---|---|---|---|
Number of Subjects | 31 | 38 | |
Mean age (range) | 51 (36–77) | 50.5 (35–79) | |
Mean size in mm (range) | 17.7 (4–73) | 11.9 (2–31) | 0.06* |
DCIS grade: | |||
Grade 1 | 5 (16.) | 13 (34) | |
Grade 2 | 16 (52.) | 18 (47) | |
Grade 3 | 10 (33) | 7 (18) | 0.07 |
Free margins (2 mm or greater) | 28 (90) | 30 (79) | 0.72 |
Invasive recurrence | 8 (26) | - | |
DCIS recurrence | 23 (74) | - | |
Tamoxifen Use | 10 (32) | 12 (32) | 0.66 |
Radiation Therapy | 20 (65) | 23 (61) | 0.71 |