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NHDC的死亡率国内外报道为50～70％。北医附属一院曾报告为21％,近年国外有报道在10％左右,本组死亡率为19.04％,其降低死亡率的主要因素概括有以下几点。
NHDC mortality rate of 50 to 70% at home and abroad. The Affiliated Hospital of Beijing Medical University once reported 21%. In recent years, about 10% of the reports have been reported in foreign countries. The death rate of this hospital was 19.04%. The main factors that reduce the mortality rate are summarized as follows.