Table 4.
Assessment of BI-RADS scores according to BPE grades
| BPE grade | P | |||||
|---|---|---|---|---|---|---|
|
| ||||||
| Minimal (n=91) | Mild (n=63) | Moderate (n=37) | Marked (n=13) | |||
| BI-RADS, median (range) | 3 (1–6) | 3 (1–5) | 3 (1–6) | 2 (1–5) | 0.664a | |
|
| ||||||
| n (%) | n (%) | n (%) | n (%) | |||
|
| ||||||
| BI-RADS | Score 1 | 30 (33.0) | 14 (22.2) | 9 (24.3) | 3 (23) | |
| Score 2 | 15 (16.5) | 11 (17.5) | 8 (21.6) | 4 (30.8) | ||
| Score 3 | 19 (20.9) | 16 (25.4) | 9 (24.3) | 1 (7.7) | ||
| Score 4 | 14 (15.4) | 11 (17.5) | 6 (16.2) | 4 (30.8) | ||
| Score 5 | 13 (14.2) | 11 (17.5) | 5 (13.5) | 1 (7.7) | ||
BI-RADS, breast imaging-reporting and data system; BPE, background parenchymal enhancement.
a
Kruskal Wallis test.