Usefulness of serum carcinoembryonic antigen (CEA) in evaluating response to chemotherapy in patients with advanced non small-cell lung cancer: a prospective cohort study.

BMC Cancer · 2013 · PMC3665670 · PMID 23697613

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failed to reach statistical significanceno p-value reported

[ 27 ] evaluating the prognostic impact of CEA in resectable NSCLC patients failed to reach statistical significance, importantly, they had an overrepresentation of patients with squamous-cell carcinoma (46% overall).

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barely significantno p-value reported

They also found a difference regarding histology subtype, showing a significant association between adenocarcinoma OR by RECIST and CEA-response which was only barely significant with the squamous histology.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.