LOINCActiveObservation

LOINC Code 96574-9: LACE index score LACE index

96574-9 is a LOINC code used to identify LACE index score LACE index 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 LACE index score. 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 LACE index score. 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: Observation
  • Method: LACE index

What it does not mean

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

Key facts

LACE index score LACE index
LACE index score
Scores from the four LACE index elements (L - length of stay, A - acuity of admission, C - comorbidities, and E - Emergency department use) are summed for an overall Lace index score which ranges from 0-19. Higher scores are associated with greater risk of hospital readmission and/or death within 30 days of hospital discharge. [PMID20194559]
CLIN; CLIN.RISK; LACE score; Point in time; QNT; Quan; Quant; Quantitative; Random; Scale; Scre

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

LACE index score LACE indexLACE score LACELACE index scoreCLIN.RISKScorePt^Patient

Frequently asked questions

Code details

Code96574-9
SystemLOINC
Display nameLACE index score LACE index
DescriptionLACE index score
Short nameLACE score LACE
ComponentLACE index score
PropertyScore
TimingPt
System (specimen)^Patient
ScaleQn
MethodLACE index
ClassCLIN.RISK
Example unitsscore
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.70
Last changed2.70

Part names

LACE index scoreScorePt^PatientQnLACE indexPoint 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.