showed a trendp = 0.09
Decreasing social jetlag (OR = 0.77, 95% CI: 0.62–0.96, p = 0.02) was significantly associated with decreasing subjective daytime sleepiness, while total sleep time on weekends showed a trend association (OR = 0.90, 95% CI: 0.79–1.0, p = 0.09). 4.