目的分析影响颅内损伤住院患者结局的各种因素，计算其效应大小并拟合死亡概率模型，为提高颅内损伤救治水平提供有用信息。
Objective to find the factors to outcome of intracranial injury through study of their association, and establish the formula of probability of death of intracranial injury patients.
笔者将利率和退保因素引入寿险风险模型，得到了在死亡随机事件和撤出随机事件两种损失环境下，寿险破产概率的一个递推公式。
This paper introduces these two factors, thus works out a recursive formula of ruin probability under double-losses condition resulting from death and surrender.
在生育率内生的情况下，引入寿命不确定性，建立生育率、死亡概率和经济增长率的随机动态模型。
The uncertain longevity and endogenous fertility were introduced into a stochastic model in the continuous time, overlapping generations′ economy.
目的探讨基底节出血30天死亡的危险因素，建立基底节出血30天死亡的概率预测模型。
Objective to determine the most important predictors of 30 day mortality in patients with intracerebral basal ganglia hemorrhage and to develop a predictive model to estimate 30 day mortality.
目的探讨基底节出血30天死亡的危险因素，建立基底节出血30天死亡的概率预测模型。
Objective to determine the most important predictors of 30 day mortality in patients with intracerebral basal ganglia hemorrhage and to develop a predictive model to estimate 30 day mortality.
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