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Table 1 Clinical data of patients

From: Expression of stem cell and epithelial-mesenchymal transition markers in primary breast cancer patients with circulating tumor cells

Characteristics Total CTC pos In % P-value
Total 502 97 19 -
Tumor Size     
   pT1 322 58 18 0.32
   pT2-4 180 39 22  
Nodal Status     
   Negative 340 65 19 0.79
   Positive 159 32 20  
Histology     
   Ductal 392 78 20 0.83
   Lobular 77 13 17  
   Others 30 6 20  
Grading     
G I 95 18 19 0.68
G II 290 53 18  
G III 113 25 22  
ER status     
Positive 415 77 19 0.34
Negative 87 20 23  
PR status     
Positive 382 72 19 0.63
Negative 120 25 21  
HER2 status     
Negative 437 83 19 0.50
Positive 62 14 23  
DTC     
Negative 367 69 19 0.41
Positive 107 24 21  
Subtype by IHC     
(ER-, PR-, HER2-) 58 14 24 0.62
(ER-, PR-, HER2+) 17 3 18  
(ER+ and/or PR+) 424 80 19