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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 Sampling rate (Hz) Hardware filters (Hz) Sensor type
F3 256 High Pass 0.16/Low Pass 105 Gold cup electrode
F4 256 High Pass 0.16/Low Pass 105 Gold cup electrode
C3 256 High Pass 0.16/Low Pass 105 Gold cup electrode
C4 256 High Pass 0.16/Low Pass 105 Gold cup electrode
O1 256 High Pass 0.16/Low Pass 105 Gold cup electrode
O2 256 High Pass 0.16/Low Pass 105 Gold cup electrode
M1 256 High Pass 0.16/Low Pass 105 Gold cup electrode
M2 256 High Pass 0.16/Low Pass 105 Gold cup electrode
E1 256 High Pass 0.16/Low Pass 105 Gold cup electrode
E2 256 High Pass 0.16/Low Pass 105 Gold cup electrode
ECG1 256 High Pass 0.16/Low Pass 105 Ag/AgCl patch
ECG2 256 High Pass 0.16/Low Pass 105 Ag/AgCl patch
LLeg1 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
LLeg2 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
RLeg1 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
RLeg2 256 High Pass 0.16/Low Pass 105 Compumedics piezo leg leads
Chin1 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Chin2 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Chin3 256 High Pass 0.16/Low Pass 105 Gold cup electrode
Airflow 32 Compumedics thermistor
Abdo 32 Compumedics Summit IP RIP
Thor 32 Compumedics Summit IP RIP
Snore 256 Compumedics snore mic
Sum 32 Compumedics Summit IP RIP
PosSensor 16 Compumedics external position sensor
Ox Status 16 Nonin 8000 sensor
Pulse 16 Nonin 8000 sensor
SpO2 16 Nonin 8000 sensor
Nasal Pressure 32 Nasal cannula
CPAP Flow 32
CPAP Press 16
Pleth 256 Nonin 8000 sensor
Derived HR 64/512 Derived from ECG1 and ECG2
Light 64
Manual Pos 64
Respiratory Rate 512

Questions?

Please reach out to us at support@sleepdata.org or in the Forum if you have questions.

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