Associação do cronotipo e qualidade do sono com índice de massa corporal em período de pandemia pelo novo Corona Vírus

Abstract

Chronobiology is the science that studies the organization of time and space in living beings. Chronotype can be defined as the typology of the individual circadian rhythm, being an aspect that influences the behavioral pattern of the internal circadian clock, it can be classified as the morning, indifferent, or evening chronotype. The research aimed to verify the association of chronotype and sleep quality with anthropometric parameters in adult populations during quarantine due to the circulation of the new coronavirus. The study was conducted online, where individuals answered questionnaires to know their sociodemographic data, in addition to identifying the chronotype, the sleep quality index (PSQI), body mass index, and caffeine consumption which were statistically evaluated using the chi-square test. The sample consisted of 114 participants, finding an association between definitely morning chronotype and good sleep quality and indifferent chronotype with a sleep disorder. There was no association between BMI and chronotype or BMI and sleep quality. There was also no association between sleep quality and other variables, such as caffeine consumption, physical activity, and/or alcohol consumption. It was concluded that morning individuals are prone to better sleep quality and individuals with indifferent chronotype had sleep disturbance. There was no association of chronotype or sleep quality with BMI