Importance Anxiety disorders have a lifetime prevalence of approximately 34% in the US,
are often chronic, and significantly impair quality of life and functioning. Observations …

Background The Patient Health Questionnaire-4 (PHQ-4) is an ultra-brief instrument that
measures depressive and anxiety symptoms. Although it has been frequently used in the …

Background: Essential workers have been shown to present a higher prevalence of positive
screenings for anxiety and depression during the COVID-19 pandemic. Individuals from …

Abstract Objective The Generalized Anxiety Disorder (GAD-7 & GAD-2) scales are reliable
and valid instruments for assessing generalized anxiety symptoms in the general and …

Background: Generalized anxiety disorder (GAD) is common in young adults, yet few studies
have established the psychometric properties of the GAD-7 screener in college students …

Abstract Background The Generalized Anxiety Disorder 7-item scale (GAD-7) is commonly
used by clinicians and researchers to screen for anxiety disorders and to monitor anxiety …

This study examined the psychometric properties of the Patient Health Questionnaire-4
(PHQ-4) as an ultra-brief screener of depression and anxiety in the Philippines during the …

Abstract Resumen Background: This study aims to longitudinally assess the psychological
impact of the COVID-19 pandemic in the general Spanish population. It uses four …

Background Given the role digital technologies are likely to play in the future of mental
health care, there is a need for a comprehensive appraisal of the current state and validity …

Objective The two-item generalized anxiety disorder scale (GAD-2) has been investigated in
different populations, but with limited evaluation in the Chinese population. This study aimed …