Characteristic | Non-IBC (N = 31) | IBC (N = 13) | P value |
---|---|---|---|
Age (years) | |||
 Range | 36-71 | 30-69 | 0.656ª |
 Mean ± SEM | 48.5 ± 1.5 | 46.23 ± 4.68 | |
Tumour size (cm) | |||
 ≤ 4 | 14 (45.2%) | 6 (60%) | 1b |
 > 4 | 8 (25.8%) | 4 (40%) | |
 NA | 9 | 3 | |
Lymph node status, n (%) | |||
 ≤ 4 | 19 (61.3%) | 6 (50%) | 0.29b |
 > 4 | 8 (25.8%) | 6 (50%) | |
 NA | 4 | 1 | |
Tumour grade, n (%) | |||
 G1 | 0 | 0 | 0.65b |
 G2 | 23 (74.2%) | 12 (92.3%) | |
 G3 | 4 (12.9%) | 1 (7.7%) | |
 NA | 4 | 0 | |
Lymphovascular invasion, n (%) | |||
 Negative | 10 (32.3%) | 4 (40%) | 0.7b |
 Positive | 9 (29%) | 6 (60%) | |
 NA | 12 | 3 | |
ER, n (%) | |||
 Negative | 4 (12.9%) | 2 (15.38%) | 1b |
 Positive | 26 (83.9%) | 11 (84.62%) | |
 NA | 1 | 0 | |
PR, n (%) | |||
 Negative | 5 (16.1%) | 3 (23.08%) | 0.68b |
 Positive | 25 (80.6%) | 10 (76.92%) | |
 NA | 1 | 0 | |
HER-2, n (%) | |||
 Negative | 23 (74.2%) | 8 (61.54%) | 1b |
 Positive | 7 (22.6%) | 5 (38.46%) | |
 NA | 1 | 0 |