Out with the old - advancements and shortcomings of the updated 9th edition of the Tumor, Node, Metastasis (TNM) classification system for lung cancer.

J Bras Pneumol · 2025 · PMC12401156 · PMID 40929482

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showed a trendno p-value reported

Although downstaged patients showed a trend toward improved OS when compared to those whose stage remained unchanged regardless of the TNM edition, no statistically significant differences in OS were observed following N2 re-stratification.

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