From: A convergence data model for medical information related to acute myocardial infarction
Category | General definition | Medical data | |
---|---|---|---|
Structured data (S) | Data which resides in a fixed field with specifications or forms | EMR | Data which is stored in a certain field in EMR system |
Meta-data | Meta-data of clinical materials like reports, images, or videos | ||
Semi-structured data (SS) | Data that does not have fixed formats, but have some kinds of schema or organizational properties | Annotation | Additional explanation that experts manually write for images or videos. They are text descriptions, but written with certain patterns or forms |
Comments of medical experts | Texts that medical experts write in medical reports. Generally they are treated as unstructured data, but medical texts have regular patterns or rules | ||
Unstructured data (U) | Data which has no identifiable format or structure | Images/videos | Images or videos generated from medical examinations |