Related Variables
ahiov50 |
PSG Quality Assessment: Medical Alert - AHI > 50
Medical Alert for AHI over 50. |
Polysomnography/Medical Alert | |
oahi | Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi0p | Overall RDI all oxygen desaturations | Polysomnography/Respiratory Events/Indexes | |
rdi0pa | Overall RDI all oxygen desaturations or arousal | Polysomnography/Respiratory Events/Indexes | |
rdi0pns | Overall RDI (non-Supine) all oxygen desaturations | Polysomnography/Respiratory Events/Indexes | |
rdi0ps | Overall RDI (Supine) all oxygen desaturations | Polysomnography/Respiratory Events/Indexes | |
rdi2p | Overall RDI at 2% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi2pa | Overall RDI at 2% oxygen desaturation or arousal | Polysomnography/Respiratory Events/Indexes | |
rdi2pns | Overall RDI (non-Supine) at 2% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi2ps | Overall RDI (Supine) at 2% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi3p | Overall RDI at 3% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi3pa | Overall RDI at 3% oxygen desaturation or arousal | Polysomnography/Respiratory Events/Indexes | |
rdi3pns | Overall RDI (non-Supine) at 3% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi3ps | Overall RDI (Supine) at 3% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi4p |
Overall RDI at 4% oxygen desaturation
Ratio of the count of all apneas (central and obstructive) and hypopneas associated with at least a 4% oxygen desaturation to the total sleep time expressed in hours |
Polysomnography/Respiratory Events/Indexes | |
rdi4pa | Overall RDI at 4% oxygen desaturation or arousal | Polysomnography/Respiratory Events/Indexes | |
rdi4pns | Overall RDI (non-Supine) at 4% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi4ps | Overall RDI (Supine) at 4% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi5p | Overall RDI at 5% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi5pa | Overall RDI at 5% oxygen desaturation or arousal | Polysomnography/Respiratory Events/Indexes | |
rdi5pns | Overall RDI (non-Supine) at 5% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdi5ps | Overall RDI (Supine) at 5% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdinr0p | Overall RDI (NREM) all oxygen desaturations | Polysomnography/Respiratory Events/Indexes | |
rdinr2p | Overall RDI (NREM) at 2% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdinr3p | Overall RDI (NREM) at 3% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdinr4p | Overall RDI (NREM) at 4% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdinr5p | Overall RDI (NREM) at 5% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdirem0p | Overall RDI (REM) all oxygen desaturations | Polysomnography/Respiratory Events/Indexes | |
rdirem2p | Overall RDI (REM) at 2% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdirem3p | Overall RDI (REM) at 3% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdirem4p | Overall RDI (REM) at 4% oxygen desaturation | Polysomnography/Respiratory Events/Indexes | |
rdirem5p | Overall RDI (REM) at 5% oxygen desaturation | Polysomnography/Respiratory Events/Indexes |