Measuring respiration from impedance (ICG) data

Running a 0.5 Hz low pass FIR filter on the raw impedance wave will result in aĀ measure of respiration.


Ernst, J. M., Litvack, D. A., Lozano, D. L., Cacioppo, J. T., Berntson, G.G. (1999). Impedance pneumography: Noise as signal in impedance cardiography. Psychophysiology, 36, 333-338.

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