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| CTCs collecting time | CTCs distribution |
|---|---|
| CTCs before surgery (n=180) | |
| <1 | 42 (23.3%) |
| ≥1 | 138 (76.7%) |
| <5 | 125 (69.4%) |
| ≥5 | 55 (30.6%) |
| Mean, 95% CI | 4.0 (3.3–4.8) |
| CTCs after surgery (n=93) | |
| <1 | 41 (44.1%) |
| ≥1 | 52 (55.9%) |
| <5 | 78 (83.9%) |
| ≥5 | 15 (16.1%) |
| Mean, 95% CI | 2.7 (1.7–3.2) |
| CTCs after surgery + chemotherapy (n=56) | |
| <1 | 19 (33.9%) |
| ≥1 | 37 (66.1%) |
| <5 | 43 (76.8%) |
| ≥5 | 13 (23.2%) |
| Mean, 95% CI | 7.4 (2.9–11.8) |
CTCs, circulating tumor cells.
