Table 3.

Actigraphy Data Before and After Hybrid Closed-Loop Initiation

	Before HCL initiation (baseline)	After HCL initiation (follow-up)	T value	Effect size (d)
Adolescents (n = 17)
Total sleep time (H:M), mean ± SD	7:16 ± 0:51	7:09 ± 0:39	0.47	0.11
Sleep efficiency (%), mean ± SD	79.9 ± 8.0	82.1 ± 5.0	–1.26	0.31
Wake after sleep onset, mean ± SD	57.3 ± 17.2	54.2 ± 18.1	0.56	0.14
Parents (n = 19)
Total sleep time (H:M), mean ± SD	6:47 ± 0:57	6:38 ± 0:54	0.81	0.18
Sleep efficiency (%), mean ± SD	84.8 ± 7.6	84.4 ± 8.2	0.43	0.10
Wake after sleep onset, mean ± SD	40.6 ± 15.4	37.8 ± 13.4	0.93	0.22