From: Circulating tumor cells, disease recurrence and survival in newly diagnosed breast cancer
 | Stage I-III | Stage I | Stage II | Stage III | DCIS | Benign | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | n= 404 | n= 178 | n= 175 | n= 51 | n= 48 | n= 97 | ||||||
CTC | n | % | n | % | n | % | n | % | n | % | n | % |
0 | 328 | 81.2 | 150 | 84.3 | 143 | 81.7 | 35 | 68.6 | 39 | 81.3 | 82 | 84.5 |
>1 | 76 | 18.8 | 28 | 15.7 | 32 | 18.2 | 16 | 31.3 | 9 | 18.7 | 15 | 15.4 |
1 | 48 | 11.9 | 20 | 11.2 | 22 | 12.6 | 6 | 11.8 | 3 | 6.3 | 12 | 12.4 |
2 | 5 | 1.2 | 1 | 0.6 | 3 | 0.6 | 1 | 2.0 | 2 | 4.2 | 1 | 1.0 |
3 | 6 | 1.5 | 2 | 1.1 | 1 | 0.6 | 3 | 5.9 | 0 | 0 | 0 | 0 |
4 | 5 | 1.2 | 1 | 0.6 | 1 | 0.6 | 3 | 5.9 | 1 | 2.1 | 0 | 0 |
>4 | 12 | 3.0 | 4 | 2.2 | 5 | 2.9 | 3 | 5.9 | 3 | 6.3 | 2 | 2.1 |