Open Nursing Core FHIR Implementation Guide (ONC-IG)
1.0.0 - release
Open Nursing Core FHIR Implementation Guide (ONC-IG) - Local Development build (v1.0.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions
| Draft as of 2026-07-10 |
{
"resourceType" : "Questionnaire",
"id" : "onc-must-questionnaire",
"text" : {
"status" : "extensions",
"div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: Questionnaire onc-must-questionnaire</b></p><a name=\"onc-must-questionnaire\"> </a><a name=\"hconc-must-questionnaire\"> </a><table border=\"1\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 2px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"The linkID for the item\">LinkID</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"Text for the item\">Text</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"Minimum and Maximum # of times the item can appear in the instance\">Cardinality</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"The type of the item\">Type</a></th><th style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom: 3px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"Additional information about the item\">Description & Constraints</a><span style=\"float: right\"><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_q_root.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"QuestionnaireRoot\" class=\"hierarchy\"/> ONCMUSTQuestionnaire</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">SDC questionnaire for the Malnutrition Universal Screening Tool: three step scores and the total. Coded items extract to Observations using the ONC MUST component codes; assembling them into the single component-based ONCMUSTScore Observation is the capturing app's responsibility.</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Questionnaire</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">https://opennursingcoreig.com/Questionnaire/onc-must-questionnaire#1.0.0</td></tr>\r\n<tr style=\"border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" id=\"item.must-bmi\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon-q-integer.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"integer\" class=\"hierarchy\"/> must-bmi</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Step 1 — BMI score (0 = BMI >20 · 1 = BMI 18.5–20 · 2 = BMI <18.5)</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/codesystem-item-type.html#item-type-integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" id=\"item.must-weight-loss\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon-q-integer.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"integer\" class=\"hierarchy\"/> must-weight-loss</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Step 2 — Unplanned weight loss in past 3–6 months (0 = <5% · 1 = 5–10% · 2 = >10%)</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/codesystem-item-type.html#item-type-integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" id=\"item.must-acute-disease\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon-q-integer.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"integer\" class=\"hierarchy\"/> must-acute-disease</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Step 3 — Acute disease effect (2 = acutely ill AND no nutritional intake for >5 days, or likely; otherwise 0)</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/codesystem-item-type.html#item-type-integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" id=\"item.must-total\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon-q-integer.png\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"integer\" class=\"hierarchy\"/> must-total</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">MUST total score (Step 1 + Step 2 + Step 3)</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/codesystem-item-type.html#item-type-integer\">integer</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" id=\"item.must-actions\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon-q-display.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"display\" class=\"hierarchy\"/> must-actions</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Management: 0 = low risk — routine care, repeat screening · 1 = medium risk — observe, document intake for 3 days · ≥2 = high risk — treat: refer to dietitian/nutrition support team, set goals, monitor and review.</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://hl7.org/fhir/R4/codesystem-item-type.html#item-type-display\">display</a></td><td style=\"vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
},
"extension" : [
{
"url" : "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-observationExtract",
"valueBoolean" : true
}
],
"url" : "https://opennursingcoreig.com/Questionnaire/onc-must-questionnaire",
"version" : "1.0.0",
"name" : "ONCMUSTQuestionnaire",
"title" : "MUST (Malnutrition Universal Screening Tool)",
"status" : "draft",
"subjectType" : [
"Patient"
],
"date" : "2026-07-10T11:01:35+00:00",
"publisher" : "The Open Nursing Community",
"description" : "SDC questionnaire for the Malnutrition Universal Screening Tool: three step scores and the total. Coded items extract to Observations using the ONC MUST component codes; assembling them into the single component-based ONCMUSTScore Observation is the capturing app's responsibility.",
"item" : [
{
"extension" : [
{
"url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-unit",
"valueCoding" : {
"system" : "http://unitsofmeasure.org",
"code" : "{score}",
"display" : "{score}"
}
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/minValue",
"valueInteger" : 0
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/maxValue",
"valueInteger" : 2
}
],
"linkId" : "must-bmi",
"code" : [
{
"system" : "https://opennursingcoreig.com/CodeSystem/onc-observation-codes",
"code" : "must-bmi-score",
"display" : "MUST BMI Score"
}
],
"text" : "Step 1 — BMI score (0 = BMI >20 · 1 = BMI 18.5–20 · 2 = BMI <18.5)",
"type" : "integer",
"required" : true
},
{
"extension" : [
{
"url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-unit",
"valueCoding" : {
"system" : "http://unitsofmeasure.org",
"code" : "{score}",
"display" : "{score}"
}
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/minValue",
"valueInteger" : 0
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/maxValue",
"valueInteger" : 2
}
],
"linkId" : "must-weight-loss",
"code" : [
{
"system" : "https://opennursingcoreig.com/CodeSystem/onc-observation-codes",
"code" : "must-weight-loss-score",
"display" : "MUST Weight Loss Score"
}
],
"text" : "Step 2 — Unplanned weight loss in past 3–6 months (0 = <5% · 1 = 5–10% · 2 = >10%)",
"type" : "integer",
"required" : true
},
{
"extension" : [
{
"url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-unit",
"valueCoding" : {
"system" : "http://unitsofmeasure.org",
"code" : "{score}",
"display" : "{score}"
}
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/minValue",
"valueInteger" : 0
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/maxValue",
"valueInteger" : 2
}
],
"linkId" : "must-acute-disease",
"code" : [
{
"system" : "https://opennursingcoreig.com/CodeSystem/onc-observation-codes",
"code" : "must-acute-disease-score",
"display" : "MUST Acute Disease Score"
}
],
"text" : "Step 3 — Acute disease effect (2 = acutely ill AND no nutritional intake for >5 days, or likely; otherwise 0)",
"type" : "integer",
"required" : true
},
{
"extension" : [
{
"url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-unit",
"valueCoding" : {
"system" : "http://unitsofmeasure.org",
"code" : "{score}",
"display" : "{score}"
}
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/minValue",
"valueInteger" : 0
},
{
"url" : "http://hl7.org/fhir/StructureDefinition/maxValue",
"valueInteger" : 6
}
],
"linkId" : "must-total",
"code" : [
{
"system" : "https://opennursingcoreig.com/CodeSystem/onc-observation-codes",
"code" : "must-score",
"display" : "MUST Score"
}
],
"text" : "MUST total score (Step 1 + Step 2 + Step 3)",
"type" : "integer",
"required" : true
},
{
"linkId" : "must-actions",
"text" : "Management: 0 = low risk — routine care, repeat screening · 1 = medium risk — observe, document intake for 3 days · ≥2 = high risk — treat: refer to dietitian/nutrition support team, set goals, monitor and review.",
"type" : "display"
}
]
}