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Fig. 7 | BioMedical Engineering OnLine

Fig. 7

From: Camera-based photoplethysmography in an intraoperative setting

Fig. 7

Heart rate detection rate for the green channel in comparison to channel combinations. The combinations are determined assuming that always the correct heart rate (if available) can be selected between the two channels. Each boxplot depicts 41 patient-related values. The outcome of the statistical tests is shown above the boxes (***\(p<0.001\))

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