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. 2021 Sep 28;76:e2971. doi: 10.6061/clinics/2021/e2971

Table S1. Concordance between CTC and metastasis subtypes.* .

Metastasis subtype
Luminal HER2 Luminal HER2 or Triple-negative
CTC subtype Luminal 9 4 2
HER 2 or luminal Her2 1 0 0
Triple negative 1 0 2
*

κ=0.156, p=0.313.

Abbreviations: CTC, circulating tumor cells.