Structured Data Capture
4.0.0 - International flag

Structured Data Capture, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 4.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/sdc/ and changes regularly. See the Directory of published versions

Questionnaire: Patient Health Questionnaire - 9 Item (Experimental)

Official URL: http://hl7.org/fhir/uv/sdc/Questionnaire/questionnaire-sdc-profile-example-PHQ9 Version: 4.0.0
Standards status: Informative Active as of 2025-10-22 Computable Name: SDCPHQ9
Other Identifiers: OID:2.16.840.1.113883.4.642.40.17.35.5

Copyright/Legal: This content is an unaltered digital reproduction of the PHQ-9 which is copyrighted by Pfizer Inc., which states that no permission is required to reproduce, translate, display or distribute the PHQ-9.

This is a Questionnaire example of how the PHQ-9 Questionnaire could be rendered as a FHIR Questionnaire Resource according to the Structured Data Capture SDC Base Questionnaire Profile. This example also portrays how FHIRpaths can be used to perform total score calculations using answer values.

LinkIDTextCardinalityTypeDescription & Constraintsdoco
.. SDCPHQ9 This is a Questionnaire example of how the PHQ-9 Questionnaire could be rendered as a FHIR Questionnaire Resource according to the Structured Data Capture SDC Base Questionnaire Profile. This example also portrays how FHIRpaths can be used to perform total score calculations using answer values. Questionnaire http://hl7.org/fhir/uv/sdc/Questionnaire/questionnaire-sdc-profile-example-PHQ9#4.0.0
... H1/T1 Over the last two weeks, how often have you been bothered by any of the following problems? 0..1 group
.... H1/T1/Q1 Little interest or pleasure in doing things? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q2 Feeling down, depressed, or hopeless? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q3 Trouble falling or staying asleep, or sleeping too much? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q4 Feeling tired or having little energy? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q5 Poor appetite or overeating? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q6 Feeling bad about yourself - or that you are a failure or have let yourself or your family down? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q7 Trouble concentrating on things, such as reading the newspaper or watching television? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q8 Moving or speaking so slowly that other people could gave noticed? Or so fidgety or restless that you have been moving a lot more than usual? 0..1 choice Value Set: VSPHQ9
.... H1/T1/Q9 Thoughts that you would be better off dead, or thoughts of hurting yourself in some way? 0..1 choice Value Set: VSPHQ9
.... H1/TS Patient health questionnaire 9 item total score 0..1 quantity

doco Documentation for this format

Contained Resources

Profile: SDC Value Set

This value set expansion contains 4 concepts.

SystemCodeDisplayDefinitionitemWeightJSONXML
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Not-at-all Not at all 0
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Several-days Several days 1
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   More than half the days More than half the days 2
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Nearly every day Nearly every day 4

Over the last two weeks, how often have you been bothered by any of the following problems?

  • linkId: H1/T1

Little interest or pleasure in doing things?

  • linkId: H1/T1/Q1
  • Answers: VSPHQ9

Feeling down, depressed, or hopeless?

  • linkId: H1/T1/Q2
  • Answers: VSPHQ9

Trouble falling or staying asleep, or sleeping too much?

  • linkId: H1/T1/Q3
  • Answers: VSPHQ9

Feeling tired or having little energy?

  • linkId: H1/T1/Q4
  • Answers: VSPHQ9

Poor appetite or overeating?

  • linkId: H1/T1/Q5
  • Answers: VSPHQ9

Feeling bad about yourself - or that you are a failure or have let yourself or your family down?

  • linkId: H1/T1/Q6
  • Answers: VSPHQ9

Trouble concentrating on things, such as reading the newspaper or watching television?

  • linkId: H1/T1/Q7
  • Answers: VSPHQ9

Moving or speaking so slowly that other people could gave noticed? Or so fidgety or restless that you have been moving a lot more than usual?

  • linkId: H1/T1/Q8
  • Answers: VSPHQ9

Thoughts that you would be better off dead, or thoughts of hurting yourself in some way?

  • linkId: H1/T1/Q9
  • Answers: VSPHQ9

Patient health questionnaire 9 item total score

  • linkId: H1/TS

Contained Resources

Profile: SDC Value Set

This value set expansion contains 4 concepts.

SystemCodeDisplayDefinitionitemWeightJSONXML
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Not-at-all Not at all 0
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Several-days Several days 1
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   More than half the days More than half the days 2
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Nearly every day Nearly every day 4

LinkIDDescription & Constraintsdoco
.. H1/T1
... H1/T1/Q1 Value Set: VSPHQ9
... H1/T1/Q2 Value Set: VSPHQ9
... H1/T1/Q3 Value Set: VSPHQ9
... H1/T1/Q5 Value Set: VSPHQ9
... H1/T1/Q6 Value Set: VSPHQ9
... H1/T1/Q7 Value Set: VSPHQ9
... H1/T1/Q8 Value Set: VSPHQ9
... H1/T1/Q9 Value Set: VSPHQ9
... H1/TS

doco Documentation for this format

Contained Resources

Profile: SDC Value Set

This value set expansion contains 4 concepts.

SystemCodeDisplayDefinitionitemWeightJSONXML
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Not-at-all Not at all 0
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Several-days Several days 1
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   More than half the days More than half the days 2
http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Nearly every day Nearly every day 4

Test this Questionnaire

Try this questionnaire out:

    Contained Resources

    Profile: SDC Value Set

    This value set expansion contains 4 concepts.

    SystemCodeDisplayDefinitionitemWeightJSONXML
    http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Not-at-all Not at all 0
    http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Several-days Several days 1
    http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   More than half the days More than half the days 2
    http://hl7.org/fhir/uv/sdc/CodeSystem/CSPHQ9   Nearly every day Nearly every day 4

    Responses for this Questionnaire

    Contained resources