Advanced phases and reduced amplitudes are suggested to characterize the daily rest-activity cycles in depressed adolescent boys

• Published in: Chronobiology international Vol. 34; no. 7; pp. 967 - 976
• Main Authors: Merikanto, Ilona, Partonen, Timo, Paunio, Tiina, Castaneda, Anu E., Marttunen, Mauri, Urrila, Anna S.
• Format: Journal Article
• Language: English
• Published: England Taylor & Francis 09.08.2017
• Subjects: actigraphy; Actigraphy - instrumentation; Activity Cycles; adolescence; Adolescent; Adolescent Behavior; Affect; Age Factors; Case-Control Studies; circadian; Circadian Rhythm; depression; Depressive Disorder - diagnosis; Depressive Disorder - physiopathology; Depressive Disorder - psychology; diurnal; Exercise; Fitness Trackers; Humans; Male; Self Report; Sex Factors; Time Factors; youth; adolescence; circadian; actigraphy; depression; diurnal; youth

Self-reported eveningness has been previously associated with depressed mood among adults and adolescents. Here, we study how circadian indicators based on actigraphic data differ between depressed and healthy adolescent boys. Our sample consisted of 17 medication-free adolescent boys, aged 14.5 to...