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Table 2 Pathological complete response rates relative to patient and tumor characteristics

From: Prediction of pathological complete response and prognosis in patients with neoadjuvant treatment for triple-negative breast cancer

  pCR (no) pCR (yes)
n (%) or mean (SD) n (%) or mean (SD)
Overall 65 56
Age at first diagnosis 51.2 (11.6) 47.3 (10.0)
Age
 < 45 y 20 (50.0) 20 (50.0)
 45–54 y 20 (50.0) 20 (50.0)
 > 54 y 25 (61.0) 16 (39.0)
Tumor size
 ≤ 2 cm 21 (44.7) 26 (55.3)
 > 2 cm 44 (59.5) 30 (40.5)
Grading
 1 or 2 13 (65.0) 7 (35.0)
 3 52 (51.5) 49 (48.5)
Ki-67
 < 36% 19 (70.4) 8 (29.6)
 ≥ 36% 46 (48.9) 48 (51.1)
Chemotherapy
 Anthracycline + taxane 32 (58.2) 23 (41.8)
 Platinum + taxane 33 (50.0) 33 (50.0)
  1. pCR pathologic complete response, SD standard deviation