Clinical insight into latent variables of psychiatric questionnaires for mood symptom self-assessment
Background: We recently described a new questionnaire to monitor mood called mood zoom (MZ). MZ comprises 6 items assessing mood symptoms on a 7-point Likert scale; we had previously used standard principal component analysis (PCA) to tentatively understand its properties, but the presence of multiple nonzero loadings obstructed the interpretation of its latent variables.Expand abstract
Objective: The aim of this study was to rigorously investigate the internal properties and latent variables of ...
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- Peer review status:
- Peer reviewed
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- Tsanas et al
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© Athanasios Tsanas, Kate Saunders, Amy Bilderbeck, Niclas Palmius, Guy Goodwin, Maarten De Vos. Originally published in JMIR Mental Health (http://mental.jmir.org), 25.05.2017.
This is an open-access article distributed under the terms of the Creative Commons Attribution License 2.0. Also available at [http://mental.jmir.org/2017/2/e15/].
- CC Attribution (CC BY)
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