Table 1.
Characteristic | Non-IBC | IBC | P value |
---|---|---|---|
(N = 33) | (N = 28) | ||
Age [year] | |||
Range | 34–72 | 29–56 | 0.253a |
Mean ± SD | 53 ± 10.1 | 50.2 ± 10.4 | |
Tumour size [cm] | |||
Mean ± SD | 4.3 ± 2.5 | 5.32 ± 2.3 | 0.007*,b |
≤4 | 22 (66.7%) | 9 (32.1%) | |
>4 | 11 (33.3%) | 19 (67.9%) | |
Tumour grade | |||
G1 | 4 (12.1%) | 0 (0%) | 0.046*,b |
G2 | 26 (78.8%) | 19 (67.8%) | |
G3 | 3 (9.1%) | 8 (28.6%) | |
G4 | 0 (0%) | 1 (3.6%) | |
Axillary lymph node metastasis | |||
≤4 | 24 (72.7%) | 6 (21.4%) | 0.002*,b |
>4 | 9 (27.3%) | 22 (78.6%) | |
Lymphovascular invasion | |||
Negative | 28 (84.8%) | 8 (28.6%) | 0.001**,b |
Positive | 5 (15.2%) | 20 (71.4%) | |
ER | |||
Negative | 17 (51.5%) | 16 (57.1%) | 0.428b |
Positive | 16 (48.5%) | 12 (42.9%) | |
PR | |||
Negative | 19 (57.6%) | 16 (57.1%) | 0.589b |
Positive | 14 (42.4%) | 12 (42.9%) | |
Her-2 | |||
Negative | 27 (81.8%) | 23 (82.1%) | 0.621b |
Positive | 6 (18.2%) | 5 (17.9%) |
Data are reported as the mean ± SD, numbers and percentage.
Statistical significance.
Student’s t test.
Chi square test.
P ≤ 0.05.
P ≤ 0.001.