A pilot study to explore circulating tumour cells in pancreatic cancer as a novel biomarker.

Br J Cancer · 2012 · PMC3273340 · PMID 22187035

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a nonsignificant trendno p-value reported

These differences show a nonsignificant trend towards decreased PFS and OS for patients with detectable CTCs (irrespective of what CTC threshold was used) On the basis of these results, 199 patients would be required to determine the prognostic significance of CTC number by CellSearch analysis in a future study.

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