Related Variables
| visit |
Visit number
The Study of Osteoporotic Fractures (SOF) Visit where the data were collected/derived. |
Administrative | |
| period |
Polysomnography (PSG) Quality Assessment: Periodic breathing (5 min)
Scorer observed periodic breathing for a period of at least 5 minutes during study. |
Sleep Monitoring/Polysomnography/Signal Quality | |
| timebedp |
Total period of bed (in-bed) from type II polysomnography
Time from lights out to lights on |
Sleep Monitoring/Polysomnography/Sleep Architecture |