Clinicopathological parameters of the HER2 positive and HER2 negative groups
| Total group (70) | HER2 positive (%) | HER2 negative (%) | p Value | |
|---|---|---|---|---|
| Continuous variables were analysed using the two sample t test. Nominal variables were analysed using Fisher’s exact test. | ||||
| Mean (SE) age | 47.6 (1.06) | 47.6 (1.51) | 47.6 (1.51) | 1.000 |
| Mean (SE) tumour size (mm) | 39.77 (1.83) | 39.8 (2.61) | 39.74 (2.61) | 0.9877 |
| Histological grade | ||||
| Grades I and II | 35 | 12 (34%) | 23 (66%) | 0.0162 |
| Grade III | 35 | 23 (66%) | 12 (34%) | |
| Axillary lymph node positivity | 45 | 23 (66%) | 22 (63%) | 1.0000 |