archetype (adl_version=1.4; uid=d65a175e-00b9-4697-821e-0650696b1daf)
	openEHR-EHR-EVALUATION.estimated_date_delivery.v0

concept
	[at0000]	-- Estimated date of delivery (EDD)
language
	original_language = <[ISO_639-1::en]>
description
	original_author = <
		["name"] = <"Heather Leslie">
		["organisation"] = <"Atomica Informatics">
		["email"] = <"heather.leslie@atomicainformatics.com">
		["date"] = <"2020-02-04">
	>
	details = <
		["en"] = <
			language = <[ISO_639-1::en]>
			purpose = <"To record estimated due dated for a pregnancy, calculated or estimated by a variety of methods.">
			use = <"Use to record the estimated date of delivery (EDD), calculated or estimated by various methods at different times during a single pregnancy, including the 'Agreed EDD' which is used as the basis for clinical decision-making. 

As a pregnancy evolves, and the 'Agreed EDD' is updated or amended, the health record will present the latest version of 'Agreed EDD' to the clinical user, and all previous versions should be available in the health record version history.">
			keywords = <"EDD, EDB, EDC", ...>
			misuse = <"">
			copyright = <"© openEHR Foundation">
		>
	>
	lifecycle_state = <"in_development">
	other_contributors = <>
	other_details = <
		["licence"] = <"This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/.">
		["custodian_organisation"] = <"openEHR Foundation">
		["original_namespace"] = <"org.openehr">
		["original_publisher"] = <"openEHR Foundation">
		["custodian_namespace"] = <"org.openehr">
		["MD5-CAM-1.0.1"] = <"39D5E4F4F90A8DA9F19B0D15DE844600">
		["build_uid"] = <"ac5055d3-4dee-48e8-ac5f-9fc3e1ae7b80">
		["revision"] = <"0.0.1-alpha">
	>

definition
	EVALUATION[at0000] matches {    -- Estimated date of delivery (EDD)
		data matches {
			ITEM_TREE[at0002] matches {    -- Item tree
				items cardinality matches {0..*; unordered} matches {
					ELEMENT[at0003] occurrences matches {0..1} matches {    -- EDD by date of conception
						value matches {
							DV_DATE_TIME matches {*}
						}
					}
					ELEMENT[at0004] occurrences matches {0..1} matches {    -- EDD by cycle
						value matches {
							DV_DATE_TIME matches {*}
						}
					}
					CLUSTER[at0006] occurrences matches {0..*} matches {    -- By ultrasound
						items cardinality matches {1..*; unordered} matches {
							ELEMENT[at0005] occurrences matches {0..1} matches {    -- Date of ultrasound
								value matches {
									DV_DATE_TIME matches {*}
								}
							}
							ELEMENT[at0007] occurrences matches {0..1} matches {    -- Gestation by scan
								value matches {
									DV_DURATION matches {*}
								}
							}
							ELEMENT[at0008] matches {    -- EDD by ultrasound
								value matches {
									DV_DATE_TIME matches {*}
								}
							}
						}
					}
					CLUSTER[at0009] occurrences matches {0..1} matches {    -- Agreed EDD
						items cardinality matches {1..*; unordered} matches {
							ELEMENT[at0010] matches {    -- EDD
								value matches {
									DV_DATE_TIME matches {*}
								}
							}
							ELEMENT[at0011] occurrences matches {0..1} matches {    -- Rationale
								value matches {
									DV_TEXT matches {*}
								}
							}
						}
					}
				}
			}
		}
		protocol matches {
			ITEM_TREE[at0001] matches {    -- Item tree
				items cardinality matches {0..*; unordered} matches {
					ELEMENT[at0013] occurrences matches {0..1} matches {    -- Last updated
						value matches {
							DV_DATE_TIME matches {*}
						}
					}
					allow_archetype CLUSTER[at0012] occurrences matches {0..*} matches {    -- Extension
						include
							archetype_id/value matches {/.*/}
					}
				}
			}
		}
	}


ontology
	term_definitions = <
		["en"] = <
			items = <
				["at0000"] = <
					text = <"Estimated date of delivery (EDD)">
					description = <"Estimated date of delivery for a pregnancy.">
				>
				["at0001"] = <
					text = <"Item tree">
					description = <"@ internal @">
				>
				["at0002"] = <
					text = <"Item tree">
					description = <"@ internal @">
				>
				["at0003"] = <
					text = <"EDD by date of conception">
					description = <"The EDD calculated from a known date of conception.">
					comment = <"The date of conception will usually be recorded elsewhere in the health record, for example as part of the record for an IVF procedure.">
				>
				["at0004"] = <
					text = <"EDD by cycle">
					description = <"The EDD estimated from the onset of the last normal menstrual period by Naegle's method.">
					comment = <"The date of the 'Last menstrual period' will be captured elsewhere using the EVALUATION.last_menstrual_period archetype. In addition, further details about typical cycles will be recorded using the EVALUATION.menstruation_summary and details about a specific menstrual cycle will be recorded using the OBSERVATION.menstruation archetype.">
				>
				["at0005"] = <
					text = <"Date of ultrasound">
					description = <"The date on which the ultrasound was carried out.">
				>
				["at0006"] = <
					text = <"By ultrasound">
					description = <"Details about an EDD estimated from the findings on a pregnancy ultrasound.">
					comment = <"The findings from each ultrasound will be captured as a separate instance within this CLUSTER.">
				>
				["at0007"] = <
					text = <"Gestation by scan">
					description = <"The gestation estimated from the scan.">
				>
				["at0008"] = <
					text = <"EDD by ultrasound">
					description = <"Details about an EDD estimated from the findings on a pregnancy ultrasound.">
					comment = <"Only one 'Agreed EDD' is appropriate at any one time. If the agreed EDD needs to be revised then this should be captured in a new revision of this archetype within a health record.">
				>
				["at0009"] = <
					text = <"Agreed EDD">
					description = <"Details about the EDD which is used as the basis for clinical decision-making during the pregnancy.">
					comment = <"This CLUSTER has intentionally been constrained to a single occurrence representing the current agreed date. Amended EDDs should be stored in the health record as previous versions of this archetype. ">
				>
				["at0010"] = <
					text = <"EDD">
					description = <"The EDD which is to be used as the basis for clinical decision-making.">
					comment = <"This EDD may be amended during the pregnancy by the healthcare providers to reflect available evidence and the specific circumstances of the pregnancy. For example, an EDD based on an uncertain cycle information may be updated once early ultrasound details become available.">
				>
				["at0011"] = <
					text = <"Rationale">
					description = <"The rationale for the 'EDD'.">
					comment = <"For example, 'based on a 9 week ultrasound scan'.">
				>
				["at0012"] = <
					text = <"Extension">
					description = <"Additional information required to capture local content or to align with other reference models/formalisms.">
					comment = <"For example: local information requirements or additional metadata to align with FHIR or CIMI equivalents.">
				>
				["at0013"] = <
					text = <"Last updated">
					description = <"The date any EDD was last updated.">
				>
			>
		>
	>