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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10503913 | PMC |
http://dx.doi.org/10.1002/wps.21125 | DOI Listing |
Asian Nurs Res (Korean Soc Nurs Sci)
December 2024
Graduate School of Public Health, Ajou University, Suwon, Republic of Korea. Electronic address:
Purpose: This review aimed to evaluate the internal structure (structural validity, internal consistency, and measurement invariance) of the Patient Health Questionnire-9 (PHQ-9), which is one of the most widely used self-administered instruments for assessing and screening depression.
Methods: The updated COnsensus-based Standards for the selection of health Measurement Instruments (COSMIN) methodology for a systematic review of self-reported instruments was used. PubMed, Embase, CINAHL, PsycINFO, and Cochrane Library databases were searched from their inception up to February 28, 2023.
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