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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Physiol Meas. 2012 Sep 4;33(10):1563–1583. doi: 10.1088/0967-3334/33/10/1563

Figure 1.

Figure 1

ANOVA statistics for each variability parameter across groups, as calculated on the 5 min HR sub-series. *** p ≤ 0.001, ** p ≤ 0.01 and * p ≤ 0.05. The panels refer to: (a) SDNN; (b) RMSSD; (c) SDNN/RMSSD; (d) Delta; (e) STV; (f) LTI; (g) ApEn; (h) SampEn.