Skip to main content
. Author manuscript; available in PMC: 2010 Jan 22.
Published in final edited form as: IEEE Eng Med Biol Mag. 2009 Nov–Dec;28(6):30–34. doi: 10.1109/MEMB.2009.934630

Figure 4.

Figure 4

Effetcs of introducing a threshold in the correlation coefficient between SBP and PI. Full dots: original data, open dots: surrogate data. * p<0.05, **p<0.01, ***p<0.001,, original data vs surrogate data.