Short- and long-term mortality of subarachnoid hemorrhage according to hospital volume and severity using a nationwide multicenter registry study.

Front Neurol · 2022 · PMC9389169 · PMID 35989903

Europe PMC DOI

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may not be significantno p-value reported

Because only a subset of patients was used to measure the 4-year mortality, the 4-year mortality rate may not be significant.

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