目的介绍长期生存者资料生存分析模型与方法。
Objective To introduce the use of semiparametric cure models for the analysis of survival data with long-term survivors.
当生命数据是离散的、未删失数据含有打结的和有协变量信息时，离散生存分析模型是适当的选择。
Discrete-time survival model is appropriate as survival data are discrete, tied and some effects for covariates are added.
结论：加速失效时间模型在生存分析领域具有良好的适用性。
Conclusion: the accelerated failure-time model has good applicability in the area of survival analysis.
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