What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINC

LOINC Code 66366-6: I can be physically active during my free time on most days even if it is very hot or cold outside [PhenX]

Name: LOINC Code 66366-6: I can be physically active during my free time on most days even if it is very hot or cold outside [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:45.460Z

66366-6 is a LOINC code used to identify I can be physically active during my free time on most days even if it is very hot or cold outside [PhenX] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component I can be physically active during my free time on most Ds even if it is very hot or cold outside. It is commonly used with the system or sample type ^Patient.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component I can be physically active during my free time on most Ds even if it is very hot or cold outside. It is commonly used with the system or sample type ^Patient.

When is it used?

Used in lab systems, EHRs, and clinical data exchange.
May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
Status: TRIAL
Method: PhenX

What it does not mean

The code identifies the observation or test, not the actual result.

Key facts

I can be physically active during my free time on most days even if it is very hot or cold outside [PhenX]
I can be physically active during my free time on most Ds even if it is very hot or cold outside
Finding; Findings; FR; Non-protein bound; Ordinal; Physically active free time; Physically active weather; Point in time; QL; Qual; Qualitative; Random; Screen

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

I can be physically active during my free time on most days even if it is very hot or cold outside [PhenX]Physically active weather PhenXI can be physically active during my free time on most Ds even if it is very hot or cold outsidePHENXFindPt^Patient

Frequently asked questions

Code details

Code66366-6

SystemLOINC

Display nameI can be physically active during my free time on most days even if it is very hot or cold outside [PhenX]

DescriptionI can be physically active during my free time on most Ds even if it is very hot or cold outside

Short namePhysically active weather PhenX

ComponentI can be physically active during my free time on most Ds even if it is very hot or cold outside

PropertyFind

TimingPt

System (specimen)^Patient

ScaleOrd

MethodPhenX

ClassPHENX

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.65

Part names

I can be physically active during my free time on most Ds even if it is very hot or cold outsideFindPt^PatientOrdPhenXI can be physically active during my free time on most days even if it is very hot or cold outsideFindingPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.