Impact of established prognostic factors and molecular subtype in very young breast cancer patients: pooled analysis of four EORTC randomized controlled trials.

Breast Cancer Res · 2011 · PMC3218957 · PMID 21699739

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did not reach statistical significanceno p-value reported

Although histological grade was associated with overall survival, it did not reach statistical significance (Grade I versus III: HR 4.19; 95% CI 0.91 to 19.5), and nodal status was the strongest prognostic factor.

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