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Affective Temperaments and Seasonality in Patients with Mood Disorders
Matteo Di Vincenzo1, Bianca Della Rocca1, Gaia Sampogna1
1Department of Psychiatry, University of Campania Luigi Vanvitelli, Naples, 80138, Italy.
Neuropsychiatric Disease and Treatment
|October 1, 2025
Summary
Depressive and anxious temperaments are linked to seasonal patterns in major depressive disorder (MDD) and bipolar disorder (BD). Assessing these temperaments and seasonality can help personalize treatment for mood disorders.
Area of Science:
- Psychiatry
- Clinical Psychology
- Mood Disorders Research
Background:
- Major depressive disorder (MDD) and bipolar disorder (BD) are complex mental health conditions.
- Affective temperaments and seasonality are associated with mood disorder severity and prognosis.
- These factors are underutilized in routine clinical practice.
Purpose of the Study:
- To investigate the impact of affective temperaments on seasonality in patients with MDD and BD.
- To explore associations between temperaments, seasonality, and clinical symptoms.
Main Methods:
- Utilized the brief Munster Temperament Evaluation (b-TEMPS-M) and Seasonal Pattern Assessment Questionnaire (SPAQ).
- Assessed anxiety, depressive, manic symptoms, trait-impulsivity, quality of life, and global functioning.
- Employed univariate and multivariate statistical analyses.
Main Results:
- A significant correlation was found between Global Seasonality Score (GSS) and depressive, anxious, and cyclothymic temperaments.
- Linear regression indicated that depressive and anxious temperaments, along with trait-impulsivity, are associated with seasonality.
- 47% of the 100 participants exhibited a seasonal pattern.
Conclusions:
- Depressive and anxious temperaments increase the likelihood of a seasonal pattern in mood disorders.
- Clinical assessment of affective temperaments and seasonality can aid in personalized management of MDD and BD.
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