NIH Common Data Elements (CDE) Repository

Value	Code Name	Code	Code System	Code Description
Yes	Yes	LA33-6	LOINC
No	No	LA32-8	LOINC

Properties:

Key:

Related Names

Value:

Finding	Findings	Headache prescription med daily
Ordinal	Point in time	QL
Qual	Qualitative	Random
Rx	Screen

Key:

Related Codes

Value:

Code System	Code	Code Text	Code Version
https://www.phenxtoolkit.org	PX130501130000	PX130501_Headache_Prescription_Medication_Daily_Basis

Key:

Fully-Specified Name

Value:

Component	Property	Time	System	Scale	Method
Have you ever taken prescription medication for headache on a daily basis, whether or not you have a headache, to help prevent a severe headache from happening in the first place	Find	Pt	^Patient	Ord	PhenX

Key:

Basic Attributes

Value:

Class	Type	First Released	Last Updated	Change Reason
PHENX	Clinical	Version 2.36	Version 2.65	Updated the PhenX ID from "PhenX." to "PX" in Survey Question Source field to align with the variable identifier used in the PhenX Toolkit.

Key:: Third Party Copyright
Value:: This material includes SNOMED Clinical Terms® (SNOMED CT®) which is used by permission of the International Health Terminology Standards Development Organisation (IHTSDO) under license. All rights reserved. SNOMED CT® was originally created by The College of American Pathologists. "SNOMED" and "SNOMED CT" are registered trademarks of the IHTSDO. This material includes content from the US Edition to SNOMED CT, which is developed and maintained by the U.S. National Library of Medicine and is available to authorized UMLS Metathesaurus Licensees from the UTS Downloads site at https://uts.nlm.nih.gov. Use of SNOMED CT content is subject to the terms and conditions set forth in the SNOMED CT Affiliate License Agreement. It is the responsibility of those implementing this product to ensure they are appropriately licensed and for more information on the license, including how to register as an Affiliate Licensee, please refer to http://www.snomed.org/snomed-ct/get-snomed-ct or info@snomed.org<mailto:info@snomed.org>. This may incur a fee in SNOMED International non-Member countries.

Key:: LOINC Copyright
Value:: This material includes SNOMED Clinical Terms® (SNOMED CT®) which is used by permission of the International Health Terminology Standards Development Organisation (IHTSDO) under license. All rights reserved. SNOMED CT® was originally created by The College of American Pathologists. "SNOMED" and "SNOMED CT" are registered trademarks of the IHTSDO. This material includes content from the US Edition to SNOMED CT, which is developed and maintained by the U.S. National Library of Medicine and is available to authorized UMLS Metathesaurus Licensees from the UTS Downloads site at https://uts.nlm.nih.gov. Use of SNOMED CT content is subject to the terms and conditions set forth in the SNOMED CT Affiliate License Agreement. It is the responsibility of those implementing this product to ensure they are appropriately licensed and for more information on the license, including how to register as an Affiliate Licensee, please refer to http://www.snomed.org/snomed-ct/get-snomed-ct or info@snomed.org<mailto:info@snomed.org>. This may incur a fee in SNOMED International non-Member countries.