NPHCDA Immunization FHIR IG, published by https://nphcda.gov.ng. This guide is not an authorized publication; it is the continuous build for version 0.7.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Nigeria-FHIR-Community/NPHCDA-ImmunizationIG/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON
• TTL

: Example NG-Imm Registration Observation - JSON Representation

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{
  "resourceType" : "Observation",
  "id" : "observation-001",
  "meta" : {
    "profile" : [
      🔗 "http://nphcda.gov.ng/ig/immunization/StructureDefinition/NgImmRUObservation"
    ]
  },
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: Observation observation-001</b></p><a name=\"observation-001\"> </a><a name=\"hcobservation-001\"> </a><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\"/><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-NgImmRUObservation.html\">NG-Imm ClientRegistUpdate-Observations</a></p></div><p><b>status</b>: Final</p><p><b>category</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/observation-category social-history}\">Social History</span></p><p><b>code</b>: <span title=\"Codes:{http://loinc.org 30525-0}\">Age</span></p><p><b>subject</b>: <a href=\"Patient-patient-001.html\">Chinedu Emeka Okafor  Male, DoB: 2020-05-15 ( NIN)</a></p><p><b>effective</b>: 2025-08-15 09:30:00+0100</p><blockquote><p><b>component</b></p><p><b>code</b>: <span title=\"Codes:{http://loinc.org 82810-3}\">Pregnancy status</span></p><p><b>value</b>: <span title=\"Codes:{http://nphcda.gov.ng/ig/immunization/CodeSystem/nigeria-pregnancy-status notpregnant}\">Not Pregnant</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title=\"Codes:{http://snomed.info/sct 278977008}\">HIV status</span></p><p><b>value</b>: <span title=\"Codes:{http://nphcda.gov.ng/ig/immunization/CodeSystem/nigeria-hiv-status negative}\">Negative</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title=\"Codes:{http://loinc.org 8339-4}\">Birth weight Measured</span></p><p><b>value</b>: 3200</p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title=\"Codes:{http://nphcda.gov.ng/ig/immunization/CodeSystem/age-component-codes age-in-weeks}\">Age in weeks</span></p><p><b>value</b>: 5 week</p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title=\"Codes:{http://nphcda.gov.ng/ig/immunization/CodeSystem/age-component-codes age-in-months}\">Age in months</span></p><p><b>value</b>: 2 month</p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title=\"Codes:{http://nphcda.gov.ng/ig/immunization/CodeSystem/age-component-codes age-in-years}\">Age in years</span></p><p><b>value</b>: 0 year</p></blockquote></div>"
  },
  "status" : "final",
  "category" : [
    {
      "coding" : [
        {
          "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
          "code" : "social-history",
          "display" : "Social History"
        }
      ]
    }
  ],
  "code" : {
    "coding" : [
      {
        "system" : "http://loinc.org",
        "code" : "30525-0",
        "display" : "Age"
      }
    ]
  },
  "subject" : {
    🔗 "reference" : "Patient/patient-001"
  },
  "effectiveDateTime" : "2025-08-15T09:30:00+01:00",
  "component" : [
    {
      "code" : {
        "coding" : [
          {
            "system" : "http://loinc.org",
            "code" : "82810-3",
            "display" : "Pregnancy status"
          }
        ]
      },
      "valueCodeableConcept" : {
        "coding" : [
          {
            "system" : "http://nphcda.gov.ng/ig/immunization/CodeSystem/nigeria-pregnancy-status",
            "code" : "notpregnant"
          }
        ]
      }
    },
    {
      "code" : {
        "coding" : [
          {
            "system" : "http://snomed.info/sct",
            "code" : "278977008",
            "display" : "HIV status"
          }
        ]
      },
      "valueCodeableConcept" : {
        "coding" : [
          {
            "system" : "http://nphcda.gov.ng/ig/immunization/CodeSystem/nigeria-hiv-status",
            "code" : "negative",
            "display" : "Negative"
          }
        ]
      }
    },
    {
      "code" : {
        "coding" : [
          {
            "system" : "http://loinc.org",
            "code" : "8339-4",
            "display" : "Birth weight Measured"
          }
        ]
      },
      "valueQuantity" : {
        "value" : 3200,
        "system" : "http://unitsofmeasure.org"
      }
    },
    {
      "code" : {
        "coding" : [
          {
            "system" : "http://nphcda.gov.ng/ig/immunization/CodeSystem/age-component-codes",
            "code" : "age-in-weeks",
            "display" : "Age in weeks"
          }
        ]
      },
      "valueQuantity" : {
        "value" : 5,
        "unit" : "week",
        "system" : "http://unitsofmeasure.org"
      }
    },
    {
      "code" : {
        "coding" : [
          {
            "system" : "http://nphcda.gov.ng/ig/immunization/CodeSystem/age-component-codes",
            "code" : "age-in-months",
            "display" : "Age in months"
          }
        ]
      },
      "valueQuantity" : {
        "value" : 2,
        "unit" : "month",
        "system" : "http://unitsofmeasure.org"
      }
    },
    {
      "code" : {
        "coding" : [
          {
            "system" : "http://nphcda.gov.ng/ig/immunization/CodeSystem/age-component-codes",
            "code" : "age-in-years",
            "display" : "Age in years"
          }
        ]
      },
      "valueQuantity" : {
        "value" : 0,
        "unit" : "year",
        "system" : "http://unitsofmeasure.org"
      }
    }
  ]
}