Chronotype
Mostrando 1-12 de 28 artigos, teses e dissertações.
-
1. Evening chronotype as a bipolar feature among patients with major depressive disorder: the results of a pilot factor analysis
Objectives: The bipolar spectrum concept has resulted in a paradigm shift that has affected both the diagnosis and therapy of mood disorders, with bipolarity becoming an indicator of treatment resistance in depression. Evening circadian preference has also been linked to affective disorders. The aim of our study was to confirm the relationship between the se
Brazilian Journal of Psychiatry. Publicado em: 2022
-
2. Adaptation and validation of the Mood Rhythm Instrument for use in Brazilian adolescents
Objective: Adapt and validate the Mood Rhythm Instrument (MRhI), a self-reported questionnaire that assesses self-perceived rhythmicity of mood-related symptoms in adults, into a version that assesses and evaluates perceived mood-related symptoms in adolescents (MRhI-Y). Methods: Adaptation of the Brazilian Portuguese version of the MRhI for an adolescent p
Brazilian Journal of Psychiatry. Publicado em: 2022
-
3. Chronotype in bipolar disorder: an 18-month prospective study
Objective: Circadian dysregulation plays an important role in the etiology of mood disorders. Evening chronotype is frequent in these patients. However, prospective studies about the influence of chronotype on mood symptoms have reached unclear conclusions in patients with bipolar disorder (BD). The objective of this study was to investigate relationship be
Braz. J. Psychiatry. Publicado em: 2020-02
-
4. Decision-making for involuntary commitment in Brazil: elucidating misunderstandings between reasons and justification
Objective: Circadian dysregulation plays an important role in the etiology of mood disorders. Evening chronotype is frequent in these patients. However, prospective studies about the influence of chronotype on mood symptoms have reached unclear conclusions in patients with bipolar disorder (BD). The objective of this study was to investigate relationship be
Braz. J. Psychiatry. Publicado em: 2020-02
-
5. How do stress, sleep quality, and chronotype associate with clinically significant depressive symptoms? A study of young male military recruits in compulsory service
Objective: Although studies have shown an association between poor sleep and chronotype with psychiatric problems in young adults, few have focused on identifying multiple concomitant risk factors. Methods: We assessed depressive symptoms (Beck Depression Inventory [BDI]), circadian typology (Morningness-Eveningness Questionnaire [MEQ]), sleep quality (Pit
Braz. J. Psychiatry. Publicado em: 2020-02
-
6. Schneider’s first-rank symptoms and treatment outcome
Objective: Although studies have shown an association between poor sleep and chronotype with psychiatric problems in young adults, few have focused on identifying multiple concomitant risk factors. Methods: We assessed depressive symptoms (Beck Depression Inventory [BDI]), circadian typology (Morningness-Eveningness Questionnaire [MEQ]), sleep quality (Pit
Braz. J. Psychiatry. Publicado em: 2020-02
-
7. Chronotype in bipolar disorder: an 18-month prospective study
Objective: Circadian dysregulation plays an important role in the etiology of mood disorders. Evening chronotype is frequent in these patients. However, prospective studies about the influence of chronotype on mood symptoms have reached unclear conclusions in patients with bipolar disorder (BD). The objective of this study was to investigate relationship be
Braz. J. Psychiatry. Publicado em: 01/07/2019
-
8. How do stress, sleep quality, and chronotype associate with clinically significant depressive symptoms? A study of young male military recruits in compulsory service
Objective: Although studies have shown an association between poor sleep and chronotype with psychiatric problems in young adults, few have focused on identifying multiple concomitant risk factors. Methods: We assessed depressive symptoms (Beck Depression Inventory [BDI]), circadian typology (Morningness-Eveningness Questionnaire [MEQ]), sleep quality (Pit
Braz. J. Psychiatry. Publicado em: 30/05/2019
-
9. Chronotype and anxiety are associated in patients with chronic primary insomnia
Objective: To assess the interaction of chronotype with anxiety in patients with chronic primary insomnia. Methods: Sixty-four patients (50 women) with mean age 43.9±8.1 years were investigated with the Horne and Östberg Morningness-Eveningness Questionnaire (MEQ) and State-Trait Anxiety Inventory (STAI). Results: Significant negative correlations of ch
Rev. Bras. Psiquiatr.. Publicado em: 09/01/2017
-
10. Chronotype ontogeny related to gender
Chronotype is an established concept designed to identify distinct phase relationships between the expression of circadian rhythms and external synchronizers in humans. Although it has been widely accepted that chronotype is subjected to ontogenetic modulation, there is no consensus on the interaction between age and gender. This study aimed to determine the
Braz J Med Biol Res. Publicado em: 08/04/2014
-
11. Cronotipo: uma revisão dos avanços, limites e aplicabilidade dos principais instrumentos utilizados na literatura para avaliar o fenótipo humano
O estudo das diferenças de tipologia circadiana tem aumentado nos últimos anos. Como resultado, novos instrumentos têm sido desenvolvidos para estimar as preferências interindividuais de fase circadiana, denominada de cronotipo, responsável pela organização temporal do processo de regulação do organismo. O objetivo desta revisão foi avaliar as dife
Trends Psychiatry Psychother.. Publicado em: 2013
-
12. Qualidade de vida no cotidiano de caminhoneiros e sua correlação com o cronotipo / Quality of life in daily life of truck drivers and their correlation with the chronotype
Introdução: Sonolência e alteração na qualidade de vida (QV) dos caminhoneiros podem ser decorrentes dos horários irregulares e da extensa jornada de trabalho, das quais podem gerar fadiga e alterações no ritmo circadiano. Objetivos: Analisar a qualidade de vida e os cronotipos dos caminhoneiros que trabalham em diferentes turnos; associar a QV segun
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 05/04/2012