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. 2013 Aug 8;1:2700208. doi: 10.1109/JTEHM.2013.2277870

Table I. The Reference Breathing Rate is Correlated with the Presented Methods: Amplitude Segmentation, Inline graphic Variation and Respiratory Sinus Arrhythmia.

method amplitude modulation Inline graphic variation RSA
correlation coefficient 0.89 0.12 -0.09
mean absolute deviation [s] 0.14 0.8 1.45
mean error [%] 3.36 19.08 36.88
standard deviation [s] 0.09 0.67 1.36