Table 2.
Tumor characteristics of breast cancer cases according to mammographic breast density among women in Karachi Pakistan (n = 178)
| Hormonal receptor (IHC) | Fatty/fibroglandular (n = 178) | Heterogeneously dense (n = 198) | Dense (n = 101) | p value* |
|---|---|---|---|---|
| n (%) | n (%) | n (%) | ||
| ER | 0.428 | |||
| Positive | 41 (65.1) | 59 (73.8) | 22 (75.9) | |
| Negative | 22 (34.9) | 21 (26.3) | 7 (24.1) | |
| PR | 0.164 | |||
| Positive | 37 (58.7) | 59 (73.8) | 19 (65.5) | |
| Negative | 26 (41.3) | 21 (26.3) | 10 (34.5) | |
| Her2 | 0.65 | |||
| Positive | 10 (17.5) | 16 (23.2) | 7 (25.0) | |
| Negative | 47 (82.5) | 53 (76.8) | 21 (75.0) | |
| TNBC | 0.113 | |||
| TNBC | 17 (27) | 11 (14.1) | 4 (13.8) | |
| Non-TNBC | 46 (73) | 67 (85.9) | 25 (86.2) |
BI-RADS: Breast Imaging Reporting and Data System (fatty and scattered glandular dense = categories A and B, heterogeneously dense = C, dense = D); TN: triple-negative; ER: estrogen receptor; PR: progesterone receptor; HER2: human epidermal growth factor 2; chi-square test*