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Term Description

The Patient Health Questionnaire-2 (PHQ-2) is a shorter version of the PHQ-9 containing two screening questions: one about the frequency of depressed mood and another about loss of interest in activities. A positive to either question indicates further testing is required.

Panel Hierarchy

Details for each LOINC in Panel LHC-Forms

LOINCNameR/O/CCardinalityExample UCUM Units
55757-9Patient Health Questionnaire 2 item (PHQ-2) [Reported]
Indent44250-9Little interest or pleasure in doing things
Indent44255-8Feeling down, depressed, or hopeless
Indent55758-7Patient Health Questionnaire 2 item (PHQ-2) total score [Reported]{score}

LOINC Names Get Info

Fully-Specified Name
Patient health questionnaire 2 item:-:Pt:^Patient:-:Reported.PHQ
Long Common Name
Patient Health Questionnaire 2 item (PHQ-2) [Reported]

Part Model Get Info

  • Component
    Patient health questionnaire 2 item
    LP75356-3
    • Analyte
      Patient health questionnaire 2 item
      LP75356-3
      • Component Numerator
        Patient health questionnaire 2 item
        LP75356-3
        • Component Numerator Core
          Patient health questionnaire 2 item
          LP75356-3
        • Component Numerator Core Suffix
          NULL
           
      • Component Denominator
        NULL
         
        • Component Denominator Core
          NULL
           
        • Component Denominator Core Suffix
          NULL
           
    • Challenge
      NULL
       
    • Adjustment
      NULL
       
    • Count
      NULL
       
  • Property
    -
    LP6769-6
  • Time
    Pt
    LP6960-1
  • System
    ^Patient
    LP310005-6
    • System Core
      NULL
       
    • Super System
      Patient
      LP6985-8
  • Scale
    -
    LP7747-1
  • Method
    Reported.PHQ
    LP146029-6

Basic Attributes

Class
PANEL.SURVEY.PHQ
Type
Surveys
First Released
Version 2.27
Last Updated
Version 2.54 (MIN)
Panel Type
Panel

LOINC Terminology Service (API) using HL7® FHIR® Get Info

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=55757-9
Questionnaire definition
https://fhir.loinc.org/Questionnaire/?url=http://loinc.org/q/55757-9