The GAD-7 and the PHQ-8 exhibit the same mathematical pattern of item responses in the general population: analysis of data from the National Health Interview Survey

The GAD-7 and the PHQ-8 exhibit the same mathematical pattern of item responses in the general population: analysis of data from the National Health Interview Survey

Abstract Background Recent studies have shown that, among the general population, responses to depression-rating scales follow a common mathematical pattern. However, the mathematical pattern among responses to the items of the Generalized Anxiety Disorder-7 (GAD-7) is currently unknown. The present...

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Bibliographic Details
Main Authors: Shinichiro Tomitaka, Toshiaki A. Furukawa
Format: Article
Language:English
Published: BMC 2021-09-01
Series:BMC Psychology
Subjects:
Generalized anxiety disorder
GAD-7
Depressive symptoms
PHQ-8
Item response
Mathematical model
Online Access:https://doi.org/10.1186/s40359-021-00657-9

Internet

https://doi.org/10.1186/s40359-021-00657-9

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