Aotearoa Immunisation Register (AIR) FHIR Implementation Guide
1.31.0 - ci-build New Zealand

Aotearoa Immunisation Register (AIR) FHIR Implementation Guide - Local Development build (v1.31.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## CodeSystem: AIR Serology Protection Terms Code System

Official URL: https://standards.digital.health.nz/ns/air-serology-protection-terms | Version: 1.31.0
Active as of 2026-07-23 | Computable Name: AIRSerologyProtectionTerms

This local code system includes the terms used in legacy HL7 messages and FHIR requests related to serology reports for protection status for diseases such as Hepatitis B.

This Code system is referenced in the content logical definition of the following value sets:

- AIRSerologyProtectionCode

This case-insensitive code system `https://standards.digital.health.nz/ns/air-serology-protection-terms` defines the following codes:

Code | Display
S | Susceptible
NTP | Not protected
IND | Indeterminate
R | Resistant
P | Protected
PDS | Parent declined serology