From: Mammographic density is related to stroma and stromal proteoglycan expression
 | Mammographic density category | |||||||
---|---|---|---|---|---|---|---|---|
 | 0–10% | 10–25% | 50–75% | 75–100% | ||||
Pathology | No. | % | No. | % | No. | % | No. | % |
NPD | 7 | 42 | 9 | 50 | 7 | 32 | 1 | 20 |
PDWA | 8 | 47 | 8 | 44 | 6 | 27 | 2 | 40 |
DCIS | 2 | 11 | 1 | 6 | 9 | 41 | 2 | 40 |