Prognostic significance of the 9th TNM lung cancer staging system in SCLC.

J Thorac Dis · 2025 · PMC12603418 · PMID 41229811

Europe PMC DOI

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did not reach statistical significanceno p-value reported

• In our study, the median overall survival of M1c1 was longer than that of M 1c2 , and the 1-, 2-, and 3-year survival rates were higher, but the results did not reach statistical significance.

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a decreasing trendno p-value reported

Survival analysis indicated that the median survival showed a decreasing trend with higher N-classification.

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