LNi- (n = 75) | LNi+ (n = 29) | BMi- (n = 81) | BMi+ (n = 23) | |||
---|---|---|---|---|---|---|
Age, y | 57.4 | 50.8 | P = 0.003 | 53.6 | 62.4 | p = 0.007 |
Tumor size, cm | 1.88 | 2.16 | ns | 1.97 | 1.88 | ns |
Location | ||||||
External quadrants | 68% | 65% | ns | 73% | 48% | |
Internal quadrants | 32% | 35% | 27% | 52% | p = 0.045 | |
Radiological presentation | ||||||
Nodule | 71% | 76% | ns | 67% | 91% | |
Microcalcification or distortion | 29% | 24% | 33% | 9% | p = 0.04 | |
Histological type | ||||||
Ductal infiltration | 85% | 90% | ns | 87% | 87% | |
No ductal infiltration | 15% | 10% | 13% | 13% | ns | |
Tumor grade | ||||||
I | 27% | 12% | ns | 23% | 22% | |
II-III | 73% | 88% | 77% | 78% | ns | |
Lymphovascular invasion | 11% | 21% | ns | 13% | 13% | ns |
Positive estrogen receptor status | 70% | 70% | ns | 69% | 76% | ns |
Positive progesterone receptor status | 59% | 63% | ns | 58% | 67% | ns |
Positive Erb-B2 receptor status | 33% | 19% | ns | 28% | 30% | ns |