archetype (adl_version=1.4; uid=0870682b-b57a-4fad-a868-a1ba6331595c)
	openEHR-EHR-OBSERVATION.das28.v0

concept
	[at0000]	-- DAS 28 Rheumatology Assessment
language
	original_language = <[ISO_639-1::en]>
description
	original_author = <
		["name"] = <"Hildegard Franke">
		["organisation"] = <"freshEHR Clinical Informatics Ltd.">
		["email"] = <"hildi@freshehr.com">
		["date"] = <"2016-11-18">
	>
	details = <
		["en"] = <
			language = <[ISO_639-1::en]>
			purpose = <"For the recording of individual items and the total score for the DAS28 (Disease Activity Score) used to assess the current status of rheumatoid arthritis.">
			use = <"Use to record individual items and a total score for the DAS28 score used for the assessment of current disease activity in rheumatoid arthritis.">
			keywords = <"DAS28", "rheumatoid arthritis", "disease activity">
			misuse = <"">
			copyright = <"© Clinical Models UK">
		>
	>
	lifecycle_state = <"in_development">
	other_contributors = <"Mark Greenhalgh, Operon Limited, UK", "Ian McNicoll, freshEHR Clinical Informatics, UK", "Nadim Anani, Sweden">
	other_details = <
		["licence"] = <"This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/.">
		["custodian_organisation"] = <"UK Clinical Models">
		["references"] = <"http://www.nras.org.uk/the-das28-score">
		["current_contact"] = <"Hildegard Franke, freshEHR Clinical Informatics Ltd.<hildi@freshehr.com>">
		["original_namespace"] = <"uk.org.clinicalmodels">
		["original_publisher"] = <"UK Clinical Models">
		["custodian_namespace"] = <"uk.org.clinicalmodels">
		["MD5-CAM-1.0.1"] = <"AC550427C36C56C7BF39BFFA91C21261">
		["build_uid"] = <"e5197c8b-f76d-4d60-8bb8-076610c36620">
		["revision"] = <"0.0.1-alpha">
	>

definition
	OBSERVATION[at0000] matches {	-- DAS 28 Rheumatology Assessment
		data matches {
			HISTORY[at0001] matches {	-- Event Series
				events cardinality matches {1..*; unordered} matches {
					POINT_EVENT[at0002] occurrences matches {0..1} matches {	-- Point in time
						data matches {
							ITEM_TREE[at0003] matches {	-- Tree
								items cardinality matches {0..*; unordered} matches {
									ELEMENT[at0004] occurrences matches {0..1} matches {	-- Tender joints
										value matches {
											DV_COUNT matches {
												magnitude matches {|0..28|}
											}
										}
									}
									ELEMENT[at0005] occurrences matches {0..1} matches {	-- Swollen joints
										value matches {
											DV_COUNT matches {
												magnitude matches {|0..28|}
											}
										}
									}
									ELEMENT[at0006] occurrences matches {0..1} matches {	-- ESR
										value matches {
											C_DV_QUANTITY <
												property = <[openehr::338]>
												list = <
													["1"] = <
														units = <"mm/h">
														magnitude = <|0.0..300.0|>
														precision = <|0|>
													>
												>
											>
										}
									}
									ELEMENT[at0007] occurrences matches {0..1} matches {	-- Patient global health
										value matches {
											C_DV_QUANTITY <
												property = <[openehr::380]>
												list = <
													["1"] = <
														units = <"1">
														magnitude = <|0.0..100.0|>
														precision = <|0|>
													>
												>
											>
										}
									}
									ELEMENT[at0008] occurrences matches {0..1} matches {	-- Total score
										value matches {
											C_DV_QUANTITY <
												property = <[openehr::380]>
												list = <
													["1"] = <
														units = <"1">
														magnitude = <|0.0..10.0|>
														precision = <|2|>
													>
												>
											>
										}
									}
								}
							}
						}
						state matches {
							ITEM_TREE[at0011] matches {	-- Tree
								items cardinality matches {0..*; unordered} matches {
									ELEMENT[at0012] occurrences matches {0..*} matches {	-- Confounding factors
										value matches {
											DV_TEXT matches {*}
										}
									}
								}
							}
						}
					}
				}
			}
		}
		protocol matches {
			ITEM_TREE[at0009] matches {	-- Tree
				items cardinality matches {0..*; unordered} matches {
					allow_archetype CLUSTER[at0010] occurrences matches {0..*} matches {	-- Extension
						include
							archetype_id/value matches {/.*/}
					}
				}
			}
		}
	}


ontology
	term_definitions = <
		["en"] = <
			items = <
				["at0000"] = <
					text = <"DAS 28 Rheumatology Assessment">
					description = <"The DAS28 is a measure of disease activity in rheumatoid arthritis (RA). DAS stands for 'disease activity score' and the number 28 refers to the 28 joints that are examined in this assessment.">
				>
				["at0001"] = <
					text = <"Event Series">
					description = <"@ internal @">
				>
				["at0002"] = <
					text = <"Point in time">
					description = <"A specific date and/or time which may be explicitly defined in a template or at run-time.">
				>
				["at0003"] = <
					text = <"Tree">
					description = <"@ internal @">
				>
				["at0004"] = <
					text = <"Tender joints">
					description = <"Count of tender joints.">
				>
				["at0005"] = <
					text = <"Swollen joints">
					description = <"Count of swollen joints.">
				>
				["at0006"] = <
					text = <"ESR">
					description = <"Erythrocyte sedimentation rate.">
				>
				["at0007"] = <
					text = <"Patient global health">
					description = <"Patient global health visual analogue scale.">
				>
				["at0008"] = <
					text = <"Total score">
					description = <"Total DAS 28 score.">
				>
				["at0009"] = <
					text = <"Tree">
					description = <"@ internal @">
				>
				["at0010"] = <
					text = <"Extension">
					description = <"Additional information required to capture local context or to align with other reference models/formalisms.">
					comment = <"e.g. Local hospital departmental infomation or additional metadata to align with HL7 or CDISC equivalents.">
				>
				["at0011"] = <
					text = <"Tree">
					description = <"@ internal @">
				>
				["at0012"] = <
					text = <"Confounding factors">
					description = <"Record any issues or factors that may impact on the assessment and the score.">
				>
			>
		>
	>