目的探讨老年尿毒症血液透析患者的死亡相关因素。

Objective to explore the risk factors related to death of elderly hemodialysis patients with uremia.

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使用多变量cox比例风险模型来确定与早期新生儿死亡相关的因素。

Multivariate Cox proportional hazards models were used to identify factors linked to early neonatal death.

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与外部和平相关的因素，如军费开支和有组织冲突中的死亡人数，所占权重为40%。

Those associated with external peace, such as military expenditure and deaths in organised conflict, were weighted at 40 per cent.

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