Table 2.
Comparison of expression levels of biological markers between MPD and EMPD.
| ER | AR | |||
|---|---|---|---|---|
| Positive | Negative | Positive | Negative | |
| Number (%) | Number (%) | Number (%) | Number (%) | |
| MPD | 8 (9.09) | 80 (90.91) | 29 (32.95) | 59 (67.05) |
| MPD without UBDC | 1 (5.56) | 17 (94.44) | 7 (38.89) | 11 (61.11) |
| MPD with UBDC | 7 (10) | 63 (90) | 22 (31.43) | 48 (68.57) |
| EMPD | 14 (19.44) | 58 (80.56) | 44 (61.11) | 28 (38.89) |
| Penoscrotal | 12 (20) | 48 (80) | 38 (63.33) | 22 (36.67) |
| Perianal | 1 (16.67) | 5 (83.33) | 1 (16.67) | 5 (83.33) |
| Perineal | 0 (0) | 3 (100) | 3 (100) | 0 (0) |
| Inguinal | 0 (0) | 2 (100) | 1 (50) | 1 (50) |
| Axillary | 1 (100) | 0 (0) | 1 (100) | 0 (0) |
∗Significant difference compared with normal (normal skin tissue from necropsy specimen); UBDC: underling ductal carcinoma of breast.