OBJETIVE: Sleep is a phenomenon that has influence on cognitive aspects. The purpose of the present study was to evaluate the excessive daytime sleepiness (EDS) prevalence. METHODS: 378 senior high school students from a school of Campo Grande-MS, Brazil, were interview with the Epworth Sleepiness Scale. The variables that were crosSDE with the scale were: sex, alcohol use, smoking, symptoms of depression, family income and age. For the analysis it was uSDE the chi2 test and the variance analysis test. RESULTS: Our sample consisted of 50,3% boys and 49,7% girls, 39,2% were alcohol drinkers, 6,6% were smokers and 33% had already had depression. The overall prevalence of EDS was 55,8% and of respiratory disturbance or sleep apnea was 5,3%. We found relationships between alcohol intake and smoking and the Epworth scale. CONCLUSIONS: It was high the prevalence of EDS, and associations between the variables sporadic consume of alcohol and tobaco, were detected, related to the ESE. New studies are needed to prevent cognitive changes among senior high school students that show ESS or another sleep disturbance.
Excessive daytime sleepiness; depression; students
