archetype (adl_version=1.4; uid=d62f3c72-982d-4bba-81db-bc92e5c36935)
	openEHR-EHR-OBSERVATION.holter_monitor.v0

concept
	[at0000]	-- Holter monitor
language
	original_language = <[ISO_639-1::en]>
description
	original_author = <
		["name"] = <"Hildegard Franke">
		["organisation"] = <"freshEHR Clinical Informatics Ltd.">
		["email"] = <"hildi@freshehr.com">
		["date"] = <"2017-01-11">
	>
	details = <
		["en"] = <
			language = <[ISO_639-1::en]>
			purpose = <"For the recording and reporting of the results of the Holter monitor test.">
			use = <"">
			misuse = <"">
			copyright = <"© Clinical Models UK">
		>
	>
	lifecycle_state = <"in_development">
	other_contributors = <>
	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">
		["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"] = <"B1A888F61C750A00D1601A3649D52098">
		["build_uid"] = <"c7d518f0-4584-49f6-9f24-dc35285ee0f9">
		["revision"] = <"0.0.1-alpha">
	>

definition
	OBSERVATION[at0000] matches {	-- Holter monitor
		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[at0009] occurrences matches {0..1} matches {	-- VPB burden per 24 hours
										value matches {
											DV_COUNT matches {
												magnitude matches {|>=0|}
											}
										}
									}
									ELEMENT[at0010] occurrences matches {0..1} matches {	-- Dynamic type 1 ECG pattern
										value matches {
											DV_CODED_TEXT matches {
												defining_code matches {
													[local::
													at0011, 	-- Yes
													at0012, 	-- No
													at0013]	-- Unknown
												}
											}
										}
									}
									ELEMENT[at0014] occurrences matches {0..1} matches {	-- QT abnormalities detected
										value matches {
											DV_CODED_TEXT matches {
												defining_code matches {
													[local::
													at0015, 	-- Yes
													at0016, 	-- No
													at0017]	-- Unknown
												}
											}
										}
									}
									ELEMENT[at0018] occurrences matches {0..1} matches {	-- QT abnormality description
										value matches {
											DV_TEXT matches {*}
										}
									}
									ELEMENT[at0019] occurrences matches {0..1} matches {	-- Holter monitor abnormalities
										value matches {
											DV_CODED_TEXT matches {
												defining_code matches {
													[local::
													at0020, 	-- Atrial fibrillation
													at0021, 	-- Non-sustained VT
													at0022, 	-- Nil
													at0023]	-- Unknown
												}
											}
										}
									}
									ELEMENT[at0024] occurrences matches {0..1} matches {	-- Assessment
										value matches {
											DV_CODED_TEXT matches {
												defining_code matches {
													[local::
													at0025, 	-- Normal
													at0026, 	-- Unknown
													at0027, 	-- Abnormal relevant
													at0028]	-- Abnormal unknown relevance
												}
											}
										}
									}
								}
							}
						}
						state matches {
							ITEM_TREE[at0007] matches {	-- Tree
								items cardinality matches {0..*; unordered} matches {
									ELEMENT[at0008] occurrences matches {0..*} matches {	-- Confounding factors
										value matches {
											DV_TEXT matches {*}
										}
									}
								}
							}
						}
					}
				}
			}
		}
		protocol matches {
			ITEM_TREE[at0004] matches {	-- Tree
				items cardinality matches {0..*; unordered} matches {
					ELEMENT[at0005] occurrences matches {0..1} matches {	-- Technique or protocol
						value matches {
							DV_TEXT matches {*}
						}
					}
					allow_archetype CLUSTER[at0006] occurrences matches {0..*} matches {	-- Extension
						include
							archetype_id/value matches {/.*/}
					}
				}
			}
		}
	}


ontology
	term_definitions = <
		["en"] = <
			items = <
				["at0000"] = <
					text = <"Holter monitor">
					description = <"Holter monitor test.">
				>
				["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 = <"Tree">
					description = <"@ internal @">
				>
				["at0005"] = <
					text = <"Technique or protocol">
					description = <"The non-imaging diagnostic technique or protocol used for the test.">
				>
				["at0006"] = <
					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.">
				>
				["at0007"] = <
					text = <"Tree">
					description = <"@ internal @">
				>
				["at0008"] = <
					text = <"Confounding factors">
					description = <"Record any issues or factors that may impact on the test or result.">
				>
				["at0009"] = <
					text = <"VPB burden per 24 hours">
					description = <"The observed number of ventricular premature beats per 24 hours.">
				>
				["at0010"] = <
					text = <"Dynamic type 1 ECG pattern">
					description = <"Statement whether dynamic type 1 ECG pattern was observed.">
				>
				["at0011"] = <
					text = <"Yes">
					description = <"Dynamic type 1 ECG pattern was observed.">
				>
				["at0012"] = <
					text = <"No">
					description = <"Dynamic type 1 ECG pattern was not observed.">
				>
				["at0013"] = <
					text = <"Unknown">
					description = <"It is not known whether dynamic type 1 ECG pattern was observed.">
				>
				["at0014"] = <
					text = <"QT abnormalities detected">
					description = <"Statement whether QT abnormalities were detectd.">
				>
				["at0015"] = <
					text = <"Yes">
					description = <"QT abnormalities were detected.">
				>
				["at0016"] = <
					text = <"No">
					description = <"QT abnormalities were not detected.">
				>
				["at0017"] = <
					text = <"Unknown">
					description = <"It is not known whether QT abnormalities were detected.">
				>
				["at0018"] = <
					text = <"QT abnormality description">
					description = <"Narrative description of any detected QT abnormalities.">
				>
				["at0019"] = <
					text = <"Holter monitor abnormalities">
					description = <"Statement about Holter monitor abnormalities.">
				>
				["at0020"] = <
					text = <"Atrial fibrillation">
					description = <"The Holter monitor showed atrial fibrillation.">
				>
				["at0021"] = <
					text = <"Non-sustained VT">
					description = <"The Holter monitor showed non-sustained ventricular tachycardia.">
				>
				["at0022"] = <
					text = <"Nil">
					description = <"The Holter monitor showed nil abnormalities.">
				>
				["at0023"] = <
					text = <"Unknown">
					description = <"It is not known whether the Holter monitor showed any abnormalities.">
				>
				["at0024"] = <
					text = <"Assessment">
					description = <"Assessment of findings and clinical significance.">
				>
				["at0025"] = <
					text = <"Normal">
					description = <"The assessment of findings and clinical significance is normal.">
				>
				["at0026"] = <
					text = <"Unknown">
					description = <"The assessment of findings and clinical significance is unknown or no results are available.">
				>
				["at0027"] = <
					text = <"Abnormal relevant">
					description = <"The assessment of findings and clinical significance indicates an abnormality relevant to the patient's condition.">
				>
				["at0028"] = <
					text = <"Abnormal unknown relevance">
					description = <"The assessment of findings and clinical significance indicates an abnormality of unknown relevance to the patient's condition.">
				>
			>
		>
	>