@JohsEnevoldsen @load_dependent In plethysmography, Perfusion index is classically a ratio of the AC/DC (pulsatile/non-pulsatile) components of the waveform. We get AC waveforms not entire sensor data. Why not capture machine reported PI? Any other techniq
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https://t.co/RYlPiZ3GCB "PI is calculated by dividing the pulsatile signal (AC) by the nonpulsatile signal (DC) times 100, and is expressed as a percent ranging from 0.02% to 20%."
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"PI is calculated by dividing the pulsatile signal (AC) by the nonpulsatile signal (DC) times 100, and is expressed as a percent ranging from 0.02% to 20%."https://t.co/RYlPiZ3GCB THE PI RANGE IS UP TO 20% (gov't website) AC AND DC ARE ELECTRICAL TERMS...
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https://t.co/8h4mteyDdB. EXPLANATION OF PI NUMBER OF OXIMETER
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Changes in perfusion index during SGB http://t.co/ZbMEqZq5 #dovepress