Fig. 2

Values for heart rate variability, baroreflex sensitivity, and blood pressure, before and after intervention. Error bars are standard error of the mean (SEM). **, P < 0.01; ***, P < 0.001 vs Visit 1 (V1); RRI. R to R interval; SDNN, Standard deviation of the normal beat to normal beat interval; rMSSD, Root mean square of the successive differences; Seq ALL, Sequence all.; V1. baseline study visit; V2. immediately after intervention completion