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.

LOINCActive

LOINC Code 66857-4: How often do you feel alone [UCLA Loneliness v3]

Name: LOINC Code 66857-4: How often do you feel alone [UCLA Loneliness v3]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:46.213Z

66857-4 is a LOINC code used to identify How often do you feel alone [UCLA Loneliness v3] 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 How often do you feel alone. 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 How often do you feel alone. 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: ACTIVE
Method: UCLA Loneliness Scale v3

What it does not mean

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

Key facts

How often do you feel alone [UCLA Loneliness v3]
How often do you feel alone
Finding; Findings; Ordinal; PhenX; Point in time; QL; Qual; Qualitative; Random; Screen; UCLA Lone v3

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

How often do you feel alone [UCLA Loneliness v3]Feel alone UCLA Lone v3How often do you feel alonePHENXFindPt^Patient

Frequently asked questions

Code details

Code66857-4

SystemLOINC

Display nameHow often do you feel alone [UCLA Loneliness v3]

DescriptionHow often do you feel alone

Short nameFeel alone UCLA Lone v3

ComponentHow often do you feel alone

PropertyFind

TimingPt

System (specimen)^Patient

ScaleOrd

MethodUCLA Loneliness Scale v3

ClassPHENX

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.65

Part names

How often do you feel aloneFindPt^PatientOrdUCLA Loneliness Scale v3FindingPoint in time (spot)UCLA Loneliness v3

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.