Exercise Improves Immune Function, Antidepressive Response, and Sleep Quality in Patients with Chronic Primary Insomnia
Table 2
Polysomnography variables on the baseline and after exercise.
Variable
Baseline ()
After exercise ()
TST (hours)
5.7 ± 0.8
6.1 ± 0.5
.02
*SOL (min)
22.5 ± 23
8.6 ± 8
<.001
LREM (min)
100.4 ± 38
76.0 ± 43
.01
SE (%)
82.2 ± 10
88.9 ± 8
.006
*WASO (min)
53.2 ± 49
38.2 ± 25
.03
Arousals (events/hour)
17.8 ± 23
15.6 ± 13
ns
Stage 1 (%)
3.9 ± 2
3.9 ± 3
ns
*Stage 2 (%)
56.7 ± 7
54.5 ± 8
ns
Stage 3 (%)
4.6 ± 2
5.1 ± 2
ns
Stage 4 (%)
15.3 ± 5
14.5 ± 6
ns
REM sleep (%)
19.4 ± 6
21.9 ± 6
.04
*Latency of Stage 1 (min)
80.6 ± 89
38. 9 ± 77
ns
*Latency of Stage 2 (min)
23.6 ± 23
10.5 ± 11
.01
*Latency of Stages 3 and 4 (min)
55.6 ± 51
33.7 ± 18
.04
*AHI (events/hour)
9.7 ± 9
8.1 ± 9
ns
*PLM (events/hour)
2.0 ± 4
2.2 ± 5
ns
Paired Student’s -test or
*Wilcoxon matched pairs test, significant results, ; data are expressed as mean ± SD. TST: total sleep time; SE: sleep efficiency; SOL: sleep onset latency; REM: rapid eye movements; LREM: REM sleep latency; TWT: total wake time; WASO: wake time after sleep onset; AHI: apnea hypopnea index; PLM: periodic leg movements.