Related Variables
| oindex | CPT: overall index | Lab Visit/Physiology | |
| 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 | |
| quabdo |
PSG Quality Assessment: Signal Quality (abdomen effort)
Overall quality of signal from abdominal effort belt during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| quair |
PSG Quality Assessment: Signal Quality (airflow)
Overall quality of signal from airflow sensor (thermistor) during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| quchest |
PSG Quality Assessment: Signal Quality (chest effort)
Overall quality of signal from thoracic effort belt during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| quchin |
PSG Quality Assessment: Signal Quality (chin)
Overall quality of signal from chin (EMG) lead during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| queeg1 |
PSG Quality Assessment: Signal Quality (EEG 1)
Overall quality of signal from EEG1 lead during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| queeg2 |
PSG Quality Assessment: Signal Quality (EEG 2)
Overall quality of signal from EEG2 lead during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| queogl |
PSG Quality Assessment: Signal Quality (EOG L)
Overall quality of signal from left eye (EOG) lead during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| queogr |
PSG Quality Assessment: Signal Quality (EOG R)
Overall quality of signal from right eye (EOG) lead during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| quhr |
PSG Quality Assessment: Signal Quality (hr)
Overall quality of signal from heart rate (ECG) leads during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| quoxim |
PSG Quality Assessment: Signal Quality (oximetry)
Overall quality of signal from oximeter during sleep as assessed by scorer. |
Polysomnography/Signal Quality | |
| q7q1f | During the past 4 weeks, how satisfied do you think your child has felt about his/her life overall | Questionnaires/CHQ | |
| slpqua |
Rate the overall quality of your sleep last night?
Rated on a scale of 1 - 6, with 1 being Extremely Refreshing and 6 being Not Refreshing |
Sleep Diary | |
| signal | EEG Signal | Spectral Analysis |