Clinicopathological features IBC (N = 20) non-IBC (N = 20) P-value
Patients’ ages (years)
Mean 49 50.2  
Range 34-70 29-78 0.236
Tumour stage
I 0 (0%) 0 (0%)  
II 0 (0%) 6 (30%)  
III 0 (0%) 13 (65%)  
IV IVd20 (100%) IVb1 (5%)  
Histological tumour gradea
I 0 (0%) 0 (0%)  
II 9 (45%) 7 (35%) 0.264
III 11 (55%) 13 (65%)  
Node status
N0 2 (10%) 7 (35%)  
N1 16 (80%) 13 (65%) 0,064
N2 2 (10%) 0  
N3 0 (0%) 0  
Distant metastasis
M0 14 (70%) 4 (20%)  
M1 0 (0%) 2 (10%) 0,001
Unknown 6 (30%) 14 (70%)  
Oestrogen receptor
Positive 3(15%) 11 (55%) 0.0018
Negative 17(85%) 9 (35%)  
HER2 amplification
Positive 13 (65%) 13 (65%) 0.2
Negative 7 (35%) 7 (35%)  
HER2: Human Epidermal Growth Factor Receptor 2; IBC: Inflammatory
207 Breast Cancer
Table 2: Tumour characteristics.