FIGURE 1.
Standardized factor loadings and error variances for a 1- and a 2-factor model of the PHQ-9. DEP, depression; COG, cognitive; SOM, somatic. (n = 1207).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.