Table 2.

Descriptive objective sleep data

ID	Bedtime	Get up time	TST mean (in minutes)	WASO mean (%)	Nap (in minutes)	Daytime activity
1	21:10–23:00	04:35–07:35	350	20·1	118	108
2	20:27–21:07	06:10–08:02	498	17	80	101
3	22:15–22:55	06:45–07:44	466	6·3	166	85
4	23:58–03:11	09:14–10:01	451	5·2	172	37
5	23:40–23:55	06:16–08:48	443	7·1	281	49
6	22:00–23:45	07:34–08:01	501	4·9	205	81
7	21:16–22:56	06:20–07:12	422	8·1	72	92
8	21:00–22:56	06:03–06:26	437	7·1	324	35
9	20:12–22:17	06:48–07:35	444	4·1	279	41

TST, nocturnal total sleep time; WASO, wake after sleep onset.