LOINCActiveBoth

LOINC Code 74162-9: Usual industry duration

74162-9 is a LOINC code used to identify Usual industry duration 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 Usual industry duration. 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 Usual industry duration. 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
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Usual industry duration
  • Indicates the length of time the individual has been employed in their usual industry (e.g. in years).
  • Durat; H+P; H+P.HX; P prime; Point in time; QNT; Quan; Quant; Quantitative; Random

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

Usual industry durationH&P.HXTimePt^PatientQnTime (e.g. seconds)

Frequently asked questions

Code details

Code74162-9
SystemLOINC
Display nameUsual industry duration
Short nameUsual industry duration
ComponentUsual industry duration
PropertyTime
TimingPt
System (specimen)^Patient
ScaleQn
ClassH&P.HX
Example unitsyears
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.46
Last changed2.46

Part names

Usual industry durationTimePt^PatientQnTime (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.

LOINC Code 74162-9 | HealthAssure