Construction and validation of a dimensional scale exploring mood disorders: MAThyS (Multidimensional Assessment of Thymic States)
2008

MAThyS: A New Scale for Mood Disorders

Sample size: 196 publication 10 minutes Evidence: moderate

Author Information

Author(s): Henry Chantal, M'Bailara Katia, Mathieu Flavie, Poinsot Rollon, Falissard Bruno

Primary Institution: AP-HP, Henri Mondor-Albert Chenevier Hospitals, Department of Psychiatry, Creteil, France

Hypothesis

A dimensional approach might help to better define bipolar mood states, especially those with mixed features.

Conclusion

The MAThyS scale can effectively characterize bipolar mood states by assessing inhibition and activation processes.

Supporting Evidence

  • The MAThyS scale demonstrated good internal consistency with a Cronbach's alpha of 0.95.
  • The scale is moderately correlated with both the MADRS and MAS scales.
  • Confirmatory analyses showed a valid model with five factors explaining 68% of the variance.

Takeaway

This study created a new tool to help understand different moods in people with bipolar disorder, making it easier to see how they feel.

Methodology

The study included 196 subjects, with a visual analog scale consisting of 20 items across five dimensions to assess mood states.

Limitations

The scale was not constructed on a classical model, and its effectiveness in clinical settings needs further validation.

Participant Demographics

The sample included 61 men (31.1%) and 135 women (68.9%), with a mean age of 38.36 years.

Digital Object Identifier (DOI)

10.1186/1471-244X-8-82

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