Table 2.

Descriptive statistics measured by actigraphy and EMA sleep diaries over 28-day monitoring period.

		Descriptive Statistics				Repeated Measures Correlation
	Actigraphy M (SD)	EMA Sleep Diaries M (SD)	Mean Difference	P	95% CI	Concordance Correlation Coefficient	95% CI
Overall Monitoring Period
SE: %	84.53 (9.83)	85.99 (16.22)	−1.46	.017	−2.67, .26	.19	.11, .27
SOL: min	23.52 (22.38)	36.17 (41.90)	−10.97	< .001	−14.33, −7.61	.01	−.05, .09
TST: min	458.26 (101.01)	456.87 (132.46)	4.14	.303	−3.75, 12.03	.51	.47, .56
WASO: min	20.87 (10.21)	13.91 (25.73)	6.88	< .001	4.97, 8.78	−.03	−.11, .05
NWAK: n	41.43 (16.35)	0.90 (1.11)	40.61	< .001	39.43, 41.78	.01	−.02, .02
Weekdays (i.e., Sunday-Thursday)
SE: %	84.41 (9.91)	85.83 (16.25)	−1.44	.042	−2.84, −.04	.22	.12, .32
SOL: min	23.91 (22.86)	37.32 (42.13)	−11.71	< .001	−15.68, −7.73	.02	−.06, .11
TST: min	454.43 (99.40)	447.52 (131.05)	9.28	.045	.17, 18.39	.56	.51, .61
WASO: min	20.48 (9.98)	14.57 (26.44)	6.01	< .001	3.71, 8.31	.11	.02, .19
NWAK: n	40.72 (16.06)	0.88 (1.10)	39.85	< .001	38.50, 41.21	−.01	−.02, .02
Weekends (i.e., Friday-Saturday)
SE: %	84.87 (9.61)	86.42 (16.18)	−1.53	.208	−3.93,.86	.12	.01, .22
SOL: min	22.89 (21.71)	33.09 (41.22)	−9.35	.004	−15.71, −3.01	.05	−.08, .19
TST: min	469.59 (105.85)	481.38 (133.29)	−9.53	.231	−25.18, 6.11	.55	.41, .62
WASO: min	22.07 (10.91)	12.16 (23.68)	9.47	< .001	6.08, 12.86	.16	.01, .31
NWAK: n	43.30 (16.99)	0.96 (1.09)	42.58	< .001	40.25, 44.92	.01	−.04, .05

Note. NWAK = number of nighttime awakenings; SE = sleep efficiency; SOL = sleep onset latency; TST = total sleep time; WASO = wake after sleep onset.