Defining Blood Pressure Measurement Data Structure: FHIR-Based Extension Specification
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Summary
This document defines the structure for an Observation resource, including systolic and diastolic blood pressure components, based on the FHIR standard. This aims to standardize the handling of vital sign data within healthcare information systems.
Details
This specification utilizes the framework of FHIR (Fast Healthcare Interoperability Resources) to define an extended data structure specifically for handling 'Blood Pressure' measurements. It shows that the main Observation resource (BPfhir) is composed of two components: Systolic Blood Pressure (sysBP) and Diastolic Blood Pressure (diaBP). Each component is defined as a separate Observation resource, retaining the measurement 'value' and 'units' in the Quantity type. This structure allows blood pressure data to be exchanged and utilized in a machine-readable format, rather than just plain text. This specification provides technical guidelines for enhancing the interoperability of vital sign data across healthcare information systems, potentially contributing to standardized data exchange in Japan's electronic medical records and regional cooperation networks. By leveraging FHIR's extensibility (Extension), it enables flexible construction of data models tailored to specific clinical needs.
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