No. of participants
|
61
|
26
| | |
Time in bed, min
|
488 ± 78
|
560 ± 65
|
17
|
<0.01
|
Total sleep time, min
|
348 ± 99
|
382 ± 77
|
2.43
|
0.12
|
Sleep efficiency, %
|
72 ± 18
|
69 ± 17
|
0.24
|
0.63
|
Initial sleep latency, min
|
27 ± 38
|
23 ± 20
|
0.26
|
0.61
|
Initial REM sleep latency, min
|
144 ± 101
|
140 ± 105
|
0.03
|
0.87
|
Stage N1, % total sleep time
|
12 ± 11
|
16 ± 12
|
1.9
|
0.17
|
Stage N2, % total sleep time
|
53 ± 16
|
53 ± 13
|
0.005
|
0.99
|
Stage N3, % total sleep time
|
22 ± 16
|
14 ± 9
|
5.6
|
0.02
|
Stage REM, % total sleep time
|
14 ± 12
|
17 ± 8
|
1.7
|
0.19
|
Arousal index/hr
|
25 ± 15
|
29 ± 17
|
0.88
|
0.35
|
Respiratory disturbance index/hr
|
10 ± 11
|
8 ± 12
|
0.55
|
0.46
|
Respiratory disturbance index ≥15, %
|
18%
|
15%
|
0.11
|
0.74
|
Movement-related arousals/hr
|
4.3 ± 7
|
5.8 ± 6
|
1.28
|
0.28
|
Spontaneous arousals/hr
|
8.7 ± 8
|
9.8 ± 8
|
0.32
|
0.57
|
Oxygen saturation, %
|
94 ± 2
|
95 ± 2
|
0.52
|
0.47
|
REM sleep without atonia, %
|
71%
|
8%
|
43.4
|
<0.01
|
Absence of REM sleep, %
|
19%
|
0%
|
–
|
–
|