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Apnea, Bariatric surgery, and CPAP study

Montage and sampling rate information

The settings below represent the standards set at the beginning of the project for E-Series data collection. There may be a small proportion of studies and signals that do not match these standards exactly. Please review the settings at the individual sleep study level as you proceed with any analyses.

Channel EDF Label Input 1 Input 2 Sampling rate (Hz) Hardware filters (Hz) Sensor type
Left Frontal EEG F3 F3 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Right Frontal EEG F4 F4 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Left Central EEG C3 C3 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Right Central EEG C4 C4 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Left Occipital EEG O1 O1 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Right Occipital EEG O2 O2 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Left Mastoid EEG M1 M1 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Right Mastoid EEG M2 M2 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Left EOG E1 E1 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Right EOG E2 E2 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
ECG1 ECG1 ECG1 Fpz 256 High Pass 0.16/Low Pass 105 Ag/AgCl patch
ECG2 ECG2 ECG2 Fpz 256 High Pass 0.16/Low Pass 105 Ag/AgCl patch
Left Leg EMG LLeg1 LLeg1 Fpz 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
Left Leg EMG LLeg2 LLeg2 Fpz 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
Right Leg EMG RLeg1 RLeg1 Fpz 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
Right Leg EMG RLeg2 RLeg2 Fpz 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
Center Chin EMG Chin1 Chin1 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Left Submentalis EMG Chin2 Chin2 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Right Submentalis EMG Chin3 Chin3 Fpz 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Airflow Airflow Airflow - 32 - Compumedics thermistor
Abdomen Abdo Abdo - 32 - Compumedics Summit IP RIP
Thorax Thorax Thorax - 32 - Compumedics Summit IP RIP
Snore Snore Snore - 256 - Compumedics snore mic
Sum Sum Sum - 32 - Compumedics Summit IP RIP
Position PosSensor PosSensor - 16 - Compumedics external position sensor
Oximetry Status Ox Status Ox Status - 16 - Nonin 8000 sensor
Pulse Pulse Pulse - 16 - Nonin 8000 sensor
SpO2 SpO2 SpO2 16 - Nonin 8000 sensor
Nasal Pressure Nasal Pressure Nasal Pressure - 32 - Nasal cannula
CPAP Flow CPAP Flow CPAP Flow - 32 - -
CPAP Pressure CPAP Press CPAP Press - 16 - -
Plethysmography Pleth Pleth - 256 - Nonin 8000 sensor
Derived Heart Rate Derived HR Derived HR - 64/512 - Derived from ECG1 and ECG2
Light Light Light - 64 - -
Manual Pos Manual Pos Manual Pos - 64 - -
Respiratory Rate Respiratory Rate Respiratory Rate - 512 - -
REF - Fpz - - - -

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National Sleep Research Resource
Apnea, Bariatric surgery, and CPAP study