Table 3.
Polysomnographic data.
| Patients | Controls | |||||
|---|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | p-value | Effect size | |||
| Time in bed (minutes) Awake N1 N2 N3 REM Total time asleep Latency (minutes) Sleep latency REM sleep latency Arousals Awakenings Total sleep efficiency (%) |
497.8 105.55 49.1 193.0 65.2 82.15 389.29 32.6 148.5 98.9 27.4 79.61 |
(114.09) (88.88) (35.31) (62.62) (46.34) (46.98) (94.05) (38.5) (117.27) (65.18) (17.28) (13.97) |
476.0 53.45 41.7 206.05 73.85 101.1 422.63 15.45 87.1 94.2 17.55 89.20 |
(61.65) (42.80) (31.97) (30.02) (32.10) (22.10) (54.14) (12.66) (35.52) (87.21) (6.65) (7.88) |
.521 .023* .492 .406 .497 .111 .178 .066 .031* .850 .023* .028* |
0.25 0.79 0.22 0.28 0.22 0.55 0.45 0.67 0.80 0.06 0.82 0.88 |
| |
n (%) |
n (%) |
p-value |
|
||
| Daytime sleep | 2 | (10) | 2 | (10) | 1.000 | |
| Sleep pattern | ||||||
| Normal | 13 | (65) | 18 | (80) | .127 | |
| Fragmented | 7 | (35) | 2 | (10) | ||
| AHI-index Normal Mild sleep apnoea Moderate sleep apnoea Severe sleep apnoea |
10 6 2 2 |
(50) (30) (10) (10) |
11 5 1 3 |
(55) (25) (5) (15) |
1.000 |
|
| PLMs Normal Mild PLMs Moderate PLMs Severe PLMs |
17 0 1 2 |
(85) (0) (5) (10) |
15 2 3 0 |
(75) (10) (15) (0) |
.225 |
|
| RSWA RBD |
1 1 |
(5) (5) |
0 0 |
(0) (0) |
.487 | |
Note: * Group difference significant, p<.05.
SD = Standard Deviation; REM = Rapid Eye Movement; n = number of study participants; AHI = Apnoea/hypapnoea index; PLMs = Periodic limb movements; RSWA = REM sleep without atonia; RBD = REM sleep behavior disorder.