Table 1.
Demographic data for 51 patients with pure DCIS diagnosed by core-biopsy
| Demographic variable | Number (Percent) |
|---|---|
| Menopausal status | |
| Premenopausal | 31 (61%) |
| Perimenopausal | 2 (4%) |
| Postmenopausal | 13 (25%) |
| Unknown | 5 (10%) |
| Age | |
| 20-29 | 1 (2%) |
| 30-39 | 6 (12%) |
| 40-49 | 25 (49%) |
| 50-59 | 15 (29%) |
| 60 + | 4 (8%) |
| Personal breast cancer history | |
| Negative | 42 (82%) |
| Positive | 5 (10%) |
| Unknown | 4 (8%) |
| Presentation | |
| Calcifications | 41 (80%) |
| Nipple discharge &/or palpable mass | 10 (20%) |
| Surgery | |
| Lumpectomy | 29 (57%) |
| Mastectomy | 22 (43%) |
| Hormone receptor status | |
| ER+/PR+ | 22 (43%) |
| ER+/PR- | 4 (8%) |
| ER-/PR+ | 4 (8%) |
| ER-/PR- | 11 (21%) |
| Unknown | 10 (20%) |
| Time between biopsy and MRI | |
| ≤ 10 days | 3 (6%) |
| 11-20 days | 11 (22%) |
| > 20 days | 31 (61%) |
| Biopsy performed after MRI | 6 (12%) |
ER: Estrogen receptor status; PR: Progesterone receptor status.