LOINCActive

LOINC Code 61131-9: Preterm time

61131-9 is a LOINC code used to identify Preterm time 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 Preterm time. 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 Preterm time. 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

What it does not mean

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

Key facts

  • Preterm time
  • Point in time; QNT; Quan; Quant; Quantitative; Random; Test of Infant Motor Performance; TIMP

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

Preterm timeTIMPTimePt^PatientQnTime (e.g. seconds)

Frequently asked questions

Code details

Code61131-9
SystemLOINC
Display namePreterm time
ComponentPreterm time
PropertyTime
TimingPt
System (specimen)^Patient
ScaleQn
ClassTIMP
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.34
Last changed2.50

Part names

Preterm timeTimePt^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 61131-9 | HealthAssure