How old were you when your menstrual periods began [PhenX]

General Details:

Name:: How old were you when your menstrual periods began [PhenX]
Steward:: LOINC
Registration Status:: Qualified

Permissible Values:

Data Type:: Value List
Unit of Measure:
Ids:

Value	Code Name	Code	Code System	Code Description
1	9 or less	LA14554-2	LOINC
2	10	LA13942-0	LOINC
3	11	LA14557-5	LOINC
4	12	LA14558-3	LOINC
5	13	LA14559-1	LOINC
6	14	LA14560-9	LOINC
7	15	LA14561-7	LOINC
8	16	LA14562-5	LOINC
9	17 or more	LA14555-9	LOINC

Designations:

Designation:: How old were you when your menstrual periods began [PhenX]
Tags:: Long Common Name

Designation:: How old were you when your menstrual periods began?
Tags:: Question Text

Designation:: Menstrual period began first age PhenX
Tags:: Short Name

Properties:

Key:

Related Names

Value:

Menstrual period began first age	Point in time	QNT
Quan	Quant	Quantitative
Random

Key:

Related Codes

Value:

Code System	Code	Code Text	Code Version
https://www.phenxtoolkit.org	PX100601010000	PX100601_Menstrual_Period_Began_First_Age

Key:

Fully-Specified Name

Value:

Component	Property	Time	System	Scale	Method
How old were you when your menstrual periods began	Time	Pt	^Patient	Qn	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.

Identifiers:

Source:: NLM
Id:: 7yxHw5o3sl
Version:: 1.1

Source:: LOINC
Id:: 64634-9
Version:: 2.69