Table 3: Variables of PSG.
Data quality |
Light-on-time |
Light-off-time |
Total Sleep duration |
Time in bed |
Sleep efficiency |
Sleep latency |
Wake after sleep onset |
Sleep Stage N1% total time
asleep |
Sleep Stage N2% total time
asleep |
Sleep Stage N3% total time
asleep |
Sleep Stage REM % total time
asleep |
Arousals |
Arousal-Index |
Obstructive Apnoeas |
Mixed Apnoeas |
Central Apnoeas
|
Hypopnoeas |
Apnoeas
+ Hypopnoeas |
Apnoea-Index |
Hypopnoea-Index |
Apnoea-Hypopnoea-Index |
Respiratory-Effort-Related-Arousals |
Respiratory-Effort-Related-Arousal-Index |
Oxygen-Desaturations > 4% |