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Oxytocin Increases Heart Rate Variability in Humans at Rest: Implications for Social Approach-Related Motivation and Capacity for Social Engagement

Figure 2

Heart rate variability (HRV) findings for high frequency (HF) – the most commonly reported measure of HRV – and the detrended fluctuation scaling exponent (DFAα) – a non-linear measure of HRV that is more sensitive to the impact of OT.

Data presented are means ± standard errors of the mean (SEM).

Figure 2

doi: https://doi.org/10.1371/journal.pone.0044014.g002