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. 2020 Sep;12(9):4623–4632. doi: 10.21037/jtd-20-1636

Table 2. Recurrence patterns according to morphology findings.

Recurrence pattern Total Morphology of CTCs
Not detected (n=58) Single only (n=6) Cluster (n=17) P value
No recurrence 65 (100.0) 55 (84.6) 4 (6.2) 6 (9.2) <0.01
Local 2 (100.0) 0 (0) 1 (50.0) 1 (50.0)
Regional 7 (100.0) 3 (42.9) 0 (0) 4 (57.1)
Distant 7 (100.0) 0 (0) 1 (14.3) 6 (85.7)

Data are reported as number (%). Single only, only a single CTC was detected; Cluster, CTC clusters were detected. CTC, circulating tumor cell.