LOINCActive

LOINC Code 65511-8: Concentration or decision making in past 7 days [QIDS]

65511-8 is a LOINC code used to identify Concentration or decision making in past 7 days [QIDS] 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 Concentration or decision making in past 7D. 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 Concentration or decision making in past 7D. 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: QIDS

What it does not mean

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

Key facts

  • Concentration or decision making in past 7 days [QIDS]
  • Concentration or decision making in past 7D
  • Concentration decision making; Decision-making; Finding; Findings; Last; Ordinal; PhenX; Ql; Qual; Qualitative; Screen

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

Concentration or decision making in past 7 days [QIDS]Concentration decision making QIDSConcentration or decision making in past 7DPHENXFind7D^Patient

Frequently asked questions

Code details

Code65511-8
SystemLOINC
Display nameConcentration or decision making in past 7 days [QIDS]
DescriptionConcentration or decision making in past 7D
Short nameConcentration decision making QIDS
ComponentConcentration or decision making in past 7D
PropertyFind
Timing7D
System (specimen)^Patient
ScaleOrd
MethodQIDS
ClassPHENX
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.65

Part names

Concentration or decision making in past 7DFind7D^PatientOrdQIDSConcentration or decision making in past 7 daysFinding7 days

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 65511-8 | HealthAssure