Table 2.
Grand median and interquartile ranges of actigraphy sleep and daily activity parameters across the assessment period and average duration of daytime naps in children with AS and TD children.
| AS | TD | Between-group comparisons | |||
|---|---|---|---|---|---|
| Mann–Whitney U/X2 | P | Cohen’s R | |||
| Nights of actigraphy | 7.0 | 7.0 | 169.5 | .386 | .14 |
| Median (IQR) | (6.0–8.0) | (6.0–7.0) | |||
| Ratio weekday/weekend nights | .27 | .29 | 155.5 | .210 | .20 |
| Median (IQR) | (.25–.29) | (.25–.32) | |||
| Lights out time h:min | 20:02 | 20:52 | 90.50 | .003* | .47 |
| Median (IQR) | (19:30–20:19) | (20:25–21:37) | |||
| Sleep offset h:min | 7:03 | 7:01 | 173.50 | .473 | .11 |
| Median (IQR) | (5:58–7:41) | (6:29–7:23) | |||
| Sleep onset latency min | 19.32 | 15.42 | 197.50 | .946 | .01 |
| Median (IQR) | (7.12–35.72) | (10.45–27.78) | |||
| Wake After Sleep Onset min | 76.39 | 56.67 | 129.0 | .055 | .30 |
| Median (IQR) | (42.44–122.65) | (45.52–61.78) | |||
| Sleep efficiency (%) | 77.86 | 83.81 | 124.0 | .040* | .33 |
| Median (IQR) | (71.95–85.69) | (81.67–85.67) | |||
| Total sleep time min | 480.0 | 497.5 | 183.5 | .655 | .07 |
| Median (IQR) | (459.83–548.0) | (479.5–525.88) | |||
| Total sleep time weeknight mins | 472.10 | 500.69 | 177.0 | .534 | .08 |
| Median (IQR) | (446.34–538.06) | (475.90–528.43) | |||
| Total sleep time weekend min | 491.0 | 497.25 | 180.5 | .598 | .10 |
| Median (IQR) | (459.56–572.56) | (479.94–542.13) | |||
| Average duration of diurnal nap across assessment period for children who napped min Mean (SD) | 31.08 (44.73) | 7.86 (5.58) | – | – | – |
| Average timing of diurnal nap h:min Mean (SD) | 15:59 (2:08) | 16:18 (4:06) | – | – | – |
*p < .05. Average duration of diurnal nap = total nap duration across assessment period according to sleep diary divided by number of nights of actigraphy data