Chronotype as self-regulation: morning preference is associated with better working memory strategy independent of sleep.

ABSTRACT:

Study objectives

We set out to examine how chronotype (diurnal preference) is connected to ability to function in natural conditions where individuals cannot choose their sleep schedule. We conducted a cross-sectional study in military conscript service to test the hypothesis that sleep deprivation mediates the adverse effects of chronotype on cognitive functioning. We also examined the effects of time of day.

Methods

One hundred forty participants (ages 18-24 years) completed an online survey, including the Morningness-Eveningness Questionnaire and a Cambridge Neuropsychological Test Automated Battery. Most (n = 106) underwent an actigraphy recording. After bivariate analyses, we created a mediation model (self-reported sleepiness and sleep deprivation mediating effe

SUBMITTER: Heimola M 

PROVIDER: S-EPMC10104420 | biostudies-literature | 2021

REPOSITORIES: biostudies-literature