LOINCActiveObservation

LOINC Code 68363-1: SaO2% (BldCo) [Mass fraction]

68363-1 is a LOINC code used to identify SaO2% (BldCo) [Mass fraction] 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 Oxygen saturation. It is commonly used with the system or sample type BldCo.

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 Oxygen saturation. It is commonly used with the system or sample type BldCo.

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: Observation

What it does not mean

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

Key facts

  • Oxygen saturation in Cord blood
  • Oxygen saturation
  • Blood - (umbilical) cord; Chemistry; Cord (umbilical) blood; Cord bld; Cord blood; Gyn; Gynecology; Mass fraction; O2; OB; ObGyn; Obstetrics; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; SaO2; SAT; Satn; SO2; tO2

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

SaO2% (BldCo) [Mass fraction]Oxygen saturation in Cord bloodSaO2 % BldCoOxygen saturationCHEMSaO2%, Cord bloodMFr

Frequently asked questions

Code details

Code68363-1
SystemLOINC
Display nameSaO2% (BldCo) [Mass fraction]
DescriptionOxygen saturation
Short nameSaO2 % BldCo
ComponentOxygen saturation
PropertyMFr
TimingPt
System (specimen)BldCo
ScaleQn
ClassCHEM
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.38
Last changed2.73

Consumer names

SaO2%, Cord blood

Part names

Oxygen saturationMFrPtBldCoQnMass fractionPoint in time (spot)Blood cord

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 68363-1 | HealthAssure