Mortality of early treatment for radiation-induced brain necrosis in head and neck cancer survivors: A multicentre, retrospective, registry-based cohort study.

Another important finding was that in the competing risk analysis of the secondary outcome, the early treatment group, compared with the watch-and-wait group, showed a significantly decreased risk of RT complication-related death, whereas there was a marginally significant difference in cancer-related death ( p = 0·045).

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