What question did this study set out to answer?

This review aims to assess the cross-cultural validity of the GAD-7 scale for measuring anxiety symptoms.

Cross-cultural validity of the generalized anxiety disorder 7-item scale (GAD-7): a systematic review and standardized assessment

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A systematic review evaluates GAD-7's effectiveness in multi-cultural settings, suggesting its validity for clinical use.

This review aims to assess the cross-cultural validity of the GAD-7 scale for measuring anxiety symptoms.
Conducted a systematic review of existing literature on the GAD-7 scale.
Analyzed evidence from clinical and epidemiological studies across different cultures.
Identified gaps in research exploring the tool's cross-cultural application.
Found preliminary support for the GAD-7 as a valid tool for assessing anxiety in diverse populations.
Highlighted the need for further high-quality studies to strengthen these initial findings.

Mantzari et al. (2026) studied this question.

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