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. 2016 Jun 24;11(6):e0155067. doi: 10.1371/journal.pone.0155067

Table 3. Mean sleep parameters (M±SD) estimated by sleep analysis for the whole week, weekdays, and weekends.

Sleep Parameters (M±SD) Whole week Weekdays Weekends
  Patients Controls p Patients Controls p patients Controls p
Wake time (00:00) 07:16 ± 0:40h 07:47 ± 0:40h 0.18 06:56 ± 1:24h 07:44 ± 0:52h 0.19 07:10 ± 1:31h 07:53 ± 1:00h 0.28
SO (00:00) 0:00 ± 0:45h 23:55PM ± 0:53h 0.78 00:01PM ± 0:47h 23:55PM± 0:36h 0.75 23:58PM ± 0:53h 23:51PM ± 0:59h 0.82
TST (h) 06:16 ± 1:05 07:02 ± 1:11 0.22 06:14 ± 1:04 06:59 ± 1:08 0.22 06:22 ± 1:11 07:09 ± 1:23 0.27
WASO (h) 01:05 ± 0:27 00:50 ± 0:18 0.21 01:04 ± 0:26 00:49 ± 0:20 0.23 01:10 ± 0:32 00:51 ± 0:16 0.18
SL (h) 00:18 ± 0:13 00:12 ± 0:06 0.30 00:13 ± 0:10 00:13 ± 0:08 0.92 00:14 ± 0:07 00:09 ± 0:05 0.17
SE (%) 78.83 ± 6.86 85.35 ± 5.61 0.06 79.30 ± 6.53 86.05 ± 5.02 0.04* 77.66 ± 9.29 85.13 ± 7.69 0.11
bed time (00:00PM) 11:42 ± 0:52h 11:42 ± 0:39h 0.99 11:44 ± 0:54h 11:42 ± 0:33h 0.93 11:38 ± 0:56h 11:41 ± 0:59h 0.91
Rising up time (00:00AM) 07:34 ± 0:43h 07:59 ± 0:38h 0.24 07:31 ± 0:41h 07:52 ± 0:45h 0.35 07:44 ± 0:57h 08:14h ± 0:31 0.24

Sleep measurement for wake time, sleep onset (SO), total sleep time (TST), wake after sleep onset duration (WASO), sleep latency (SL), sleep efficiency (SE), bed time (00:00PM) and rising up time (00:00AM)

* indicates a significant difference with p<0.05.