Prolonged radiation time and low nadir hemoglobin during postoperative concurrent chemoradiotherapy are both poor prognostic factors with synergistic effect on locally advanced head and neck cancer patients.

Onco Targets Ther · 2015 · PMC4315538 · PMID 25670907

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showed a trendno p-value reported

However, our data also showed a trend toward inferior survival in those who received blood transfusion.

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