Table 4.

Adjusted association between sleep outcomes and estimated indoor nighttime noise (L_eq,night) per 10 dB(A) increase.

Outcome	N	Coefficient	Confidence Interval	p-Value
ACT sleep efficiency [%]	634	−1.06	−2.86 to 0.74	0.25
ACT sleep latency [min]	634	4.39	−5.54 to 14.32	0.39
ACT sleep duration [h]	634	−0.06	−0.21 to 0.10	0.48
ACT moving time [%]	634	−0.24	−0.90 to 0.42	0.47
SR sleep quality [0–100]	639	0.21	−3.46 to 3.88	0.91
SR sleepiness [1–9]	633	−0.01	−0.28 to 0.26	0.95

Note: Adjusted for age, sex, education, evening caffeine intake, evening alcohol consumption, evening screen time, day of the week, season, and whether woken up by an alarm clock.