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Table 2 Tumor characteristics at the time of surgery for the modified intention to treat population

From: FemZone trial: a randomized phase II trial comparing neoadjuvant letrozole and zoledronic acid with letrozole in primary breast cancer patients

Characteristic LET (n = 66) mean ± SD or n and % LET + ZOL (n = 65) mean ± SD or n and % Total (n = 131) mean ± SD or n and %
Surgery performed    
  No 7 (10.6) 3 (4.6) 10 (7.6)
  Yes 59 (89.4) 62 (95.4) 121 (92.4)
  unknown 0 0 0
pCR    
  No 59 (100) 62 (100) 121 (100)
  Yes 0 (0.0) 0 (0.0) 0 (0.0)
  Unknown 7 3 10
ypT    
  0 0 (0) 0 (0) 0 (0)
  is 0 (0) 1 (1.6) 1 (0.8)
  1 23 (39.0) 23 (37.1) 46 (38.0)
  2 29 (49.2) 28 (45.2) 57 (47.1)
  3 6 (10.2) 5 (8.1) 11 (9.1)
  4 1 (1.7) 5 (8.1) 6 (5.0)
  Unknown 7 3 10
Mean patholocigal tumor size in cm 2.9 (±2.0) 2.7 (±1.7) 2.8 (±1.8)