Copyright © Pfizer Inc. All rights reserved. Developed by Drs. Robert L. Spitzer, Janet B.W. Williams, Kurt Kroenke and colleagues, with an educational grant from Pfizer Inc. No permission required to reproduce, translate, display or distribute. 54642-4
LOINC Code
| LOINC code | 54642-4 | |
|---|---|---|
| name | Copyright © Pfizer Inc. All rights reserved. Developed by Drs. Robert L. Spitzer, Janet B.W. Williams, Kurt Kroenke and colleagues, with an educational grant from Pfizer Inc. No permission required to reproduce, translate, display or distribute. | |
| status | ACTIVE | |
Fully-Specified Name | ||
| component | Feeling tired or having little energy in last 2W.presence | |
| property | Find = Finding | |
| time | 2W = 2 weeks | |
| system | ^Patient | |
| scale | Ord = Ordinal: Ordered categorical responses, e.g., 1+, 2+, 3+; positive, negative; reactive, indeterminate, nonreactive. | |
| method | Reported.PHQ-9.CMS | |
Additional Names | ||
| short name | 14 days; 2 weeks; Feeling tired, or having little energy; Finding; Findings; Mental health; MentalHealth; Ordinal; Past; Patient Health Questionnaire; PHQ9; Psych; Psychiatry; Ql; Qual; Qualitative; Screen; Survey | |
Basic Attributes | ||
| class | SURVEY.CMS | |
| type | 4 Surveys | |
Member of these Panels | ||
History/Usage | ||
| first released | Pfizer | |
| last updated | 2.63 | |
| last change type | MIN - change to field other than name | |
Related Names | ||
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Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.
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