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 63774-4: At this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipes [NHANES]

Name: LOINC Code 63774-4: At this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipes [NHANES]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:43.946Z

63774-4 is a LOINC code used to identify At this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipes [NHANES] 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 At this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipes. 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 At this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipes. 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: NHANES

What it does not mean

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

Key facts

At this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipes [NHANES]
At this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipes
Dextro; Hs smell smoke at work; Job; Occupation; Othr; PhenX; Point in time; QNT; Quan; Quant; Quantitative; Random; Work

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

At this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipes [NHANES]Hs smell smoke at work NHANESAt this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipesPHENXTimePt^Patient

Frequently asked questions

Code details

Code63774-4

SystemLOINC

Display nameAt this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipes [NHANES]

DescriptionAt this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipes

Short nameHs smell smoke at work NHANES

ComponentAt this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipes

PropertyTime

TimingPt

System (specimen)^Patient

ScaleQn

MethodNHANES

ClassPHENX

Example unitshours/days

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

At this job or business, that is at your employer, in your occupation, how many H per D can you smell the smoke from other peoples cigarettes, cigars, or pipesTimePt^PatientQnNHANESAt this job or business, that is at your employer, in your occupation, how many hours per day can you smell the smoke from other peoples cigarettes, cigars, or pipesTime (e.g. seconds)Point 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.