Fig. 2.

Relative change in the occurrence of excessive daytime sleepiness, fatigue, excessive quantity of sleep (≥9-h night sleep associated with EDS or FAT), and extensive tendency to fall asleep in COVID-19 positive (n = 519) and negative (n = 18,266) subjects amid the pandemic compared to before the pandemic. ∗∗∗, p < .001, as derived from Chi-Square test.

EDS, excessive daytime sleepiness; FAT, fatigue; EQS, excessive quantity of sleep (≥9 h night sleep associated with EDS or FAT); ETFS, excessive tendency to fall asleep; COVID -, reported not having COVID-19; COVID +, reported having COVID-19. ∗∗∗, Chi-Square test P < .001.