Morningness-eveningness and depressive symptoms: Test on the components level with CES-D in Polish students

The study aimed to elucidate previously observed associations between morningness-eveningness and depressive symptomatology in university students. Relations between components of depressive symptomatology and morningness-eveningness were analysed. Nine hundred and seventy-four university students completed Polish versions of the Centre for Epidemiological Studies – Depression scale (CES-D; Polish translation appended to this paper) and the...