Conceptual Model logical model physical model difference

Features of the conceptual model: Basic Concepts and meanings, without designing any details (such as how to express and implement details), are mainly used to manipulate and manage health information at a macro level. Macro level

Logical Model features: it is an extension of a conceptual model. In technical specifications, it represents the logical order between concepts. It is mainly used to manipulate and manage health information at the technical level. Method level

Physical Model features: it is an extension of the logical model. It implements a model and implementation scheme of logical order under technical specifications. It is mainly used to manipulate and manage health information at the operation level. Belongs to the operation level.

For example, the content of the national disease statistics report, which diseases need to be reported (infectious diseases, chronic diseases, chronic diseases ,......) Is the concept layer; the definition, diagnosis method, and filling of specific diseasesCodeThe value is the logic layer. The establishment of the disease classification code dictionary library and correct completion of the disease code value are physical layers.