From: Daytime sleepiness in Japanese patients with multiple system atrophy: prevalence and determinants
Variables | r value | P value |
---|---|---|
Disease duration (months) | −0.063 | 0.766 |
UMSARS | 0.210 | 0.337 |
MMSE | −0.047 | 0.825 |
FAB | −0.098 | 0.657 |
Total sleep time (min) | 0.262 | 0.215 |
Sleep efficiency (%) | 0.297 | 0.149 |
Stage N1 (%) | 0.138 | 0.512 |
Stage N2 (%) | 0.179 | 0.391 |
Stage N3 (%) | −0.267 | 0.197 |
Stage REM (%) | −0.311 | 0.131 |
Arousal index (/h) | −0.070 | 0.738 |
AI (/h) | 0.069 | 0.744 |
AHI (/h) | 0.098 | 0.640 |
Mean SpO2 (%) | 0.080 | 0.705 |
PLM index (/h) | −0.218 | 0.296 |
PLM arousal index (/h) | 0.066 | 0.755 |
LED (mg) | 0.662 | 0.027 |