摘要： 本文通过对病人分类系统的概念、发展、构建现状以及病人分类系统的选择进行介绍，旨在对未来病人分类系统的开发与应用提供指导。

Abstract: This paper expounded the definition, development, current situation of the patient classification system and how to choose it. It is aimed to provide reference for future research in the field of patient classification system's development and application.