Research Article
The Impact of Tumor Infiltrating Lymphocytes Densities and Ki67 Index on Residual Breast Cancer Burden following Neoadjuvant Chemotherapy
Table 3
Association count (%) between TIL and PCR in the 2 molecular subtypes among 153 breast cancer cases (chi-square test).
| Luminal, HER2-ve subtype | Posttherapy groups | value | PCR group | Non-PCR group | Count (%) | Count (%) |
| Lymphocyte groups | | | | Lymphocyte poor | 0 (0.0%) | 16 (21.6%) | 1 | Intermediate group | 1 (50.0%) | 38 (51.4%) | Lymphocytic predominant | 1 (50.0%) | 20 (27.0%) | TN+ subtype | | | | Lymphocyte groups | | | | Lymphocyte poor | 4 (14.8%) | 7 (14.0%) | 0.803 | Intermediate group | 8 (29.6%) | 19 (38.0%) | Lymphocytic predominant | 15 (55.6%) | 24 (48.0%) |
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denotes statistically significant. + TNBC: triple negative subtype. |