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Table 7 Residual tumor TNM staging according to AJCC classification

From: Addition of carboplatin-gemcitabine as second-line neoadjuvant chemotherapy in non-responsive locally advanced breast cancer patients to standard neoadjuvant chemotherapy and evaluation of factors affecting response: a randomized controlled trial

Group TNM Definition Stage
0 IA IB IIA IIB IIIA IIIB IIIC
Control
n (%)
Anatomical 0 2 (7.4) 3 (11.0) 8 (29.6) 2 (7.4) 0 2 2 (7.4)
Prognostic 0 2 (7.4) 0 7 (25.9) 2 (7.4) 5 (18.5) 1 (3.7) 2 (7.4)
Intervention
n (%)
Anatomical 2 (8.0) 1 (4.0) 2 (8.0) 6 (24.0) 0 3 (12.0) 5 (20.0) 0
Prognostic 2 (8.0) 1 (4.0) 0 4 (16.0) 1 (4.0) 8 (32.0) 0 3 (12.0)
  1. AJCC American joint committee on cancer